Illaenus

	Illaenus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 '' Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Gelasinus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Lacertus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Welchi ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Utahensis ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Tumidifrons ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Spiculatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Slancyensis ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Oscitatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Alveatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Auriculatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Bayfieldi ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Bucculentus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]

	Illaenus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 '' Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Gelasinus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Lacertus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Welchi ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Utahensis ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Tumidifrons ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Spiculatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Slancyensis ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Oscitatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Alveatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Auriculatus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Bayfieldi ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]
	Illaenus Bucculentus ''Illaenus'' is a genus of trilobites from Russia and Morocco, from the middle Ordovician. Species included in this genus can reach a length of about . They are without glabella and without articulation of the tail. The cephalon has a high profile and recurved genal spines. Eyes are distant from the axis of the head, situated nearer to the edge. Selected species This genus includes about 50 species: ''Illaenus alveatus'' Raymond 1925 ''Illaenus auriculatus'' Ross, Jr. & Barnes 1967 ''Illaenus bayfieldi'' Billings 1859 ''Illaenus bucculentus'' Whittington 1963 '' Illaenus consimilis'' Billings 1865 '' Illaenus consobrinus'' Billings 1865 ''Illaenus crassicauda'' Wahlenberg 1826 '' Illaenus fraternus'' Billings 1865 ''Illaenus gelasinus'' Whittington 1965 ''Illaenus lacertus'' Whittington 1954 '' Illaenus marginalis'' Raymond 1925 ''Illaenus oscitatus'' Fortey 1980 ''Illaenus slancyensis'' Krylov 2016 ''Illaenus spiculatus'' Whittington 1963 ''Illaenus tauricornis' ... [...More Info...] [...Related Items...] OR:* [Wikipedia] [Google] [Baidu]