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Monoceratina speciosa
Taxonomy
Monoceratina speciosa was named by Alexander (1934). It is not extant. Its type locality is Station 21, tributary of Tehuacana Creek, which is in a Danian/Selandian marginal marine claystone in the Wills Point Formation of Texas.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1934 | Monoceratina speciosa Alexander p. 231 figs. Plate 34, fig. 6 |
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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.
†Monoceratina speciosa Alexander 1934
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Jell and Adrain 2002, Kiessling 2004 |
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Danian - Selandian | USA (Texas) | Monoceratina speciosa (type locality: 191450) |