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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Richina truncata
Taxonomy
Richina truncata was named by Coryell and Malkin (1936) [Illustrated specimens: UMMP 60065, 60067, 60069, 60070]. It is not extant.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1936 | Richina truncata Coryell and Malkin |
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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.
†Richina truncata Coryell and Malkin 1936
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Alvarez et al. 2008, Kiessling 2004 |
Age range: Givetian or 387.95000 to 382.31000 Ma
Collections (6 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Givetian | USA (New York) | Richina truncata (206793) | |
Givetian | USA (Michigan) | Richina truncata (38475) | |
Givetian | USA (Ohio) | Richina truncata (81857 206972 206973 206974) |