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Dimorphosominae
Taxonomy
Synonymy list
Year | Name and author |
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2009 | Dimorphosominae Kollmann pp. 53 - 54 |
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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.
Subfm. †Dimorphosominae Kollmann 2009
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G. †Cuphotifer Piette 1876
G. †Dimorphosoma Gardner 1887
G. †Pietteia Cossmann 1904
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†Pietteia distorta Fischer 1964
†Pietteia pellati Piette 1867
†Pietteia subbicarinata d'Orbigny 1847
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Invalid names: Rostellaria bicarinata Münster 1844 [replaced]
†Pietteia tatahouinensis Cox 1969
†Pietteia trispinigera Szabo 1983
Invalid names: Bicorempterus Gründel 2001 [synonym]
Diagnosis
Reference | Diagnosis | |
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H. A. Kollmann 2009 | Spire high; whorls convex or angular, with collabral sculpture or nodes; last whorl bi-angulate, sometimes tri-angulate, sculpture reduced; adapical angulation passing into sharp dorsal crest of single digitation which is lanceolate and more or less bent upwards; rostrum of short to medium length (pl. 2, fig. 8). |