Filospermoidea
Filospermoidea is an order within the phylum Gnathostomulida. Filospermoids are generally longer than gnathostomulids in the order Bursovaginoidea, and have an elongate rostrum. It lives in North America, off the coasts of the southern United States and the Caribbean, primarily in the Gulf of Mexico The Gulf of Mexico ( es, Golfo de México) is an oceanic basin, ocean basin and a marginal sea of the Atlantic Ocean, largely surrounded by the North American continent. It is bounded on the northeast, north and northwest by the Gulf Coast of ..., as well as in southeastern Denmark. Classification The order Filospermoidea contains 29 species in 2 families and 3 genera. * Family Haplognathiidae [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Gnathostomulida
Gnathostomulids, or jaw worms, are a small phylum of nearly microscopic marine animals. They inhabit sand and mud beneath shallow coastal waters and can survive in relatively anoxic environments. They were first recognised and described in 1956. Anatomy Most gnathostomulids measure in length. They are often slender to thread-like worms, with a generally transparent body. In many Bursovaginoidea, one of the major group of gnathostomulids, the neck region is slightly narrower than the rest of the body, giving them a distinct head. Like flatworms they have a ciliated epidermis, but in contrast to flatworms, they have one cilium per cell. The cilia allow the worms to glide along in the water between sand grains, although they also use muscles, allowing the body to twist or contract, for movement. They have no body cavity, and no circulatory or respiratory system. The nervous system is simple, and restricted to the outer layers of the body wall. The only sense organs are modified c ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Haplognathiidae
Haplognathiidae is a family of worms belonging to the order Filospermoidea Filospermoidea is an order within the phylum Gnathostomulida. Filospermoids are generally longer than gnathostomulids in the order Bursovaginoidea, and have an elongate rostrum. It lives in North America, off the coasts of the southern United Sta .... Genera: * '' Haplognathia'' Sterrer, 1970 References Gnathostomulida Platyzoa families {{protostome-stub ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathiidae
Pterognathiidae is a family of worms belonging to the order Filospermoidea Filospermoidea is an order within the phylum Gnathostomulida. Filospermoids are generally longer than gnathostomulids in the order Bursovaginoidea, and have an elongate rostrum. It lives in North America, off the coasts of the southern United Sta .... Genera: * '' Cosmognathia'' Sterrer, 1991 * '' Pterognathia'' Sterrer, 1966 References {{Taxonbar, from=Q2338534 Gnathostomulida Platyzoa families ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia Meixneri
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext .... Species Species: *'' Pterognathia alcicornis'' *'' Pterognathia atrox'' *'' Pterognathia crocodilus'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia Grandis
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext .... Species Species: *'' Pterognathia alcicornis'' *'' Pterognathia atrox'' *'' Pterognathia crocodilus'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia Hawaiiensis
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext .... Species Species: *'' Pterognathia alcicornis'' *'' Pterognathia atrox'' *'' Pterognathia crocodilus'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia Ctenifera
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext .... Species Species: *'' Pterognathia alcicornis'' *'' Pterognathia atrox'' *'' Pterognathia crocodilus'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia Crocodilus
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of the world in appropriate habitats. Such a taxon, usually a species, is said to exhibit cosmopolitanism or cosmopolitism. The ext .... Species Species: *'' Pterognathia alcicornis'' *'' Pterognathia atrox'' *'' Pterognathia crocodilus'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia Atrox
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution. Species Species: *'' Pterognathia alcicornis'' *'' Pterognathia atrox'' *''Pterognathia crocodilus ''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of t ...'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia Alcicornis
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution. Species Species: *'' Pterognathia alcicornis'' *''Pterognathia atrox'' *''Pterognathia crocodilus ''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution In biogeography, cosmopolitan distribution is the term for the range of a taxon that extends across all or most of t ...'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Pterognathia
''Pterognathia'' is a genus of worms belonging to the family Pterognathiidae. The genus has almost cosmopolitan distribution. Species Species: *''Pterognathia alcicornis'' *''Pterognathia atrox'' *''Pterognathia crocodilus'' References {{Taxonbar, from=Q2340110 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Cosmognathia Manubrium
''Cosmognathia'' is a genus of worms belonging to the family Pterognathiidae Pterognathiidae is a family of worms belonging to the order Filospermoidea Filospermoidea is an order within the phylum Gnathostomulida. Filospermoids are generally longer than gnathostomulids in the order Bursovaginoidea, and have an elongate .... The species of this genus are found in Northern Australia. Species: *'' Cosmognathia aquila'' *'' Cosmognathia arcus'' *'' Cosmognathia bastillae'' *'' Cosmognathia manubrium'' References {{Taxonbar, from=Q2335903 Gnathostomulida Platyzoa genera ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |