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Frechites
Taxonomy
Frechites was named by Smith (1932) [Sepkoski's age data: Tr Anis-u Tr Ladi-l Sepkoski's reference number: 302]. Its type is Ceratites humboldtensis.
It was assigned to Ceratitidae by Spath (1934); to Beyrichitinae by Tozer (1981) and Tozer (1994); and to Ceratitida by Sepkoski (2002).
It was assigned to Ceratitidae by Spath (1934); to Beyrichitinae by Tozer (1981) and Tozer (1994); and to Ceratitida by Sepkoski (2002).
Species
F. bisulcatus, F. chischa, F. chischeformis, F. darkiensis, F. hamatus, F. kindlei, F. laqueatus (syn. Ceratites geminatus, Ceratites nathorsti), F. lenaensis, F. nevadanus (syn. Ceratites cornutus, Ceratites emmonsi, Ceratites (Gymnotoceras) hersheyi, Ceratites humboldtensis), F. occidentalis (syn. Ceratites (Gymnotoceras) spurri, Ceratites gilberti, Ceratites karpinskyi, Ceratites pilatus, Ceratites rotuloides, Ceratites altilis, Ceratites (Hollandites) organi, Ceratites applanatus)
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Frechites Smith 1932
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†Frechites bisulcatus Popov 1961
†Frechites chischa Tozer 1967
†Frechites chischeformis Konstantinov 1991
†Frechites darkiensis Arkadiev and Vavilov 1989
†Frechites hamatus Tozer 1994
†Frechites kindlei McLearn 1946
†Frechites laqueatus Lindstroem 1865
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Invalid names: Ceratites geminatus Mojsisovics 1886 [synonym], Ceratites nathorsti Mojsisovics 1886 [synonym]
†Frechites lenaensis Konstantinov 1991
†Frechites nevadanus Mojsisovics 1888
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Invalid names: Ceratites (Gymnotoceras) hersheyi Smith 1914 [synonym], Ceratites cornutus Smith 1914 [synonym], Ceratites emmonsi Smith 1914 [synonym], Ceratites humboldtensis Hyatt and Smith 1905 [synonym]
†Frechites occidentalis Smith 1914
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Invalid names: Ceratites (Gymnotoceras) spurri Smith 1914 [synonym], Ceratites (Hollandites) organi Smith 1914 [synonym], Ceratites altilis Smith 1914 [synonym], Ceratites applanatus Smith 1914 [synonym], Ceratites gilberti Smith 1914 [synonym], Ceratites karpinskyi Smith 1914 [synonym], Ceratites pilatus Smith 1914 [synonym], Ceratites rotuloides Smith 1914 [synonym]
Diagnosis
No diagnoses are available