''Paratirolites'' is a genus of Early Triassic ceratites from

Armenia Armenia (), , group=pron officially the Republic of Armenia,, is a landlocked country in the Armenian Highlands of Western Asia.The UNbr>classification of world regions places Armenia in Western Asia; the CIA World Factbook , , and ''Ox ...

and

Iran Iran, officially the Islamic Republic of Iran, and also called Persia, is a country located in Western Asia. It is bordered by Iraq and Turkey to the west, by Azerbaijan and Armenia to the northwest, by the Caspian Sea and Turkmeni ...

with distinct ribs, prominent ventro-lateral tubercles, and a broadly arched venter. The suture is ceratitic with a large ventral saddle.Arkell, et al, 1957. Mesozoic Ammonoidea.

Treatise on Invertebrate Paleontology The ''Treatise on Invertebrate Paleontology'' (or ''TIP'') published by the Geological Society of America and the University of Kansas Press, is a definitive multi-authored work of some 50 volumes, written by more than 300 paleontologists, and co ...

, Part L. Geological Soc. of America and Univ. Kansas press Ceratites are

ammonoid Ammonoids are a group of extinct marine mollusc animals in the subclass Ammonoidea of the class Cephalopoda. These molluscs, commonly referred to as ammonites, are more closely related to living coleoids (i.e., octopuses, squid and cuttlefish) ...

cephalopods that lived during the Late Permian and Triassic. ''Paratirolites'' is included in the Xenodiscoidean family

Dzhulfitidae Dzhulfitidae is a small extinct family of Upper Permian and Lower Triassic ammonoids from Asia, included in the ceratitid Xenodiscoidea and containing only three genera: ''Abachites'', ''Dzhulfites'', and ''Paratirolites''. Dzhulfitidae was name ...

along with ''

Abichites ''Abichites'' is ceratitid genus, assigned to the family Dzhulfitidae, from the Upper Permian of Armenia, Azerbaijan, and Iran, with three species recognized: ''A. abichi'', ''A. mojsisovicsi'', and ''A. stoyanowi'' (the type). ''Abichites'' is ...

'' and ''

Dzhulfites ''Dzhulfites'' is a genus of xenodiscoidean ceratitid ammonoids named by Shevyrev, 1965, for species found in the Upper Permian Julfa Formation of Azerbaijan and type genus for the Dzhulfitidae Dzhulfitidae is a small extinct family of Upper ...

''.Paratirolites-Paleodb
/ref> Previously it was included in the

Stephanitidae Stephanitidae is an extinct family of cephalopod belonging to the ammonite superfamily Noritoidea Noritoidea, formerly Noritaceae, is an extinct superfamily of cephalopods belonging to the Ammonite order Ceratitida. Noritoidea, defined by K ...

, a family belonging to the

Ceratitoidea Ceratitoidea, formerly Ceratitaceae, is an ammonite superfamily in order Ceratitida characterized in general by highly ornamented or tuberculate shells with ceratitic sutures that may become goniatitic or ammonitic in some offshoots. (Arkell ...

. Species of ''Tirolites'' have also been found in the Upper Permian of Azerbaijan, Thailand and Japan. and in the Triassic of Axerbaijan and Afghanistan.

References

{{Taxonbar, from=Q7136163 Triassic ammonites Ceratitida genera Fossils of Iran Lopingian first appearances Early Triassic extinctions Xenodiscoidea