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Acrovena laevis
Taxonomy
Acrovena laevis was named by Hickey (1977). It is not extant. Its type specimen is USNM 167532. Its type locality is White Butte (USNM 14048), which is in a Wasatchian channel siltstone in the Golden Valley Formation of North Dakota.
Synonymy list
Year | Name and author |
---|---|
1977 | Acrovena laevis Hickey |
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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.
†Acrovena laevis Hickey 1977
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Kiessling 2009 |
Age range: Wasatchian or 54.90000 to 50.50000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Wasatchian | USA (North Dakota) | Acrovena laevis (type locality: 10802) |