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Perisphinctes (Dichotomoceras)
Taxonomy
Dichotomoceras was named as a genus. It is not extant.
It was reranked as Perisphinctes (Dichotomoceras) by Atrops and Benest (1984) and Schlegelmilch (1994).
It was assigned to Perisphinctes by Atrops and Benest (1984) and Schlegelmilch (1994); and to Ammonoidea by Sepkoski (2002).
It was reranked as Perisphinctes (Dichotomoceras) by Atrops and Benest (1984) and Schlegelmilch (1994).
It was assigned to Perisphinctes by Atrops and Benest (1984) and Schlegelmilch (1994); and to Ammonoidea by Sepkoski (2002).
Subtaxa
Perisphinctes (Dichotomoceras) antrobikensis, Perisphinctes (Dichotomoceras) besairiei, Perisphinctes (Dichotomoceras) bifurcatoides, Perisphinctes (Dichotomoceras) bifurcatus, Perisphinctes (Dichotomoceras) crassus, Perisphinctes (Dichotomoceras) dichotomum, Perisphinctes (Dichotomoceras) grossouvrei, Perisphinctes (Dichotomoceras) microplicatilis, Perisphinctes (Dichotomoceras) predivisum, Perisphinctes (Dichotomoceras) prowitteanus, Perisphinctes (Dichotomoceras) sparsicostatum, Perisphinctes (Dichotomoceras) stenocycloides, Perisphinctes (Dichotomoceras) virguloides
Species lacking formal opinion data
Dichotomoceras cliqueti, Dichotomoceras quadratum, Dichotomoceras rabenjanaharyi, Dichotomoceras umbilicatum, Perisphinctes A, Perisphinctes B, Perisphinctes africanus, Perisphinctes alatus, Perisphinctes andelotensis, Perisphinctes andium, Perisphinctes anguiculus, Perisphinctes buckmani, Perisphinctes buckmanni, Perisphinctes crassissimus, Perisphinctes dacquei, Perisphinctes densecostatus, Perisphinctes dorsoplanus, Perisphinctes eucostatus, Perisphinctes luciaeformis, Perisphinctes mairei-matheyi, Perisphinctes malinowskae, Perisphinctes panderi, Perisphinctes patturatensis, Perisphinctes pickeringius, Perisphinctes polygyratus, Perisphinctes polygyratus, Perisphinctes praestenocyclus, Perisphinctes progeron, Perisphinctes pumilus, Perisphinctes quadratus, Perisphinctes quadratus, Perisphinctes roedereri, Perisphinctes scythicus, Perisphinctes siemiradzkii, Perisphinctes siemirazkii
Synonymy list
Year | Name and author |
---|---|
1984 | Perisphinctes (Dichotomoceras) Atrops and Benest |
1994 | Perisphinctes (Dichotomoceras) Schlegelmilch p. 61 |
2002 | Dichotomoceras Sepkoski |
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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.
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†Perisphinctes (Dichotomoceras) antrobikensis Collignon 1959
†Perisphinctes (Dichotomoceras) besairiei Collignon 1959
†Perisphinctes (Dichotomoceras) bifurcatoides Enay 1966
†Perisphinctes (Dichotomoceras) bifurcatus Quenstedt 1847
†Perisphinctes (Dichotomoceras) crassus Enay 1966
†Perisphinctes (Dichotomoceras) dichotomum Buckman 1919
†Perisphinctes (Dichotomoceras) grossouvrei Siemiradzki 1898
†Perisphinctes (Dichotomoceras) microplicatilis Quenstedt 1887
†Perisphinctes (Dichotomoceras) predivisum Spath 1931
†Perisphinctes (Dichotomoceras) prowitteanus Beurlen 1925
†Perisphinctes (Dichotomoceras) sparsicostatum Collignon 1959
†Perisphinctes (Dichotomoceras) stenocycloides Siemiradzki 1898
†Perisphinctes (Dichotomoceras) virguloides Waagen 1875
Diagnosis
No diagnoses are available