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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Retispira yochelsoni
Taxonomy
Retispira yochelsoni was named by Jeffery et al. (1994). It is not extant. Its type specimen is USNM 463775, a shell. Its type locality is Loc. 1. USGS 14369. Road cut on se side US 65, 0.8 km sw of Peyton Creek Bridge, which is in a Serpukhovian offshore grainstone/shale in the Imo Formation of Arkansas.
Synonymy list
Year | Name and author |
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1994 | Retispira yochelsoni Jeffery et al. pp. 61-64 figs. 4.18-4.20 |
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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.
†Retispira yochelsoni Jeffery et al. 1994
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, o = order, c = class | |||||
References: Hendy 2009, Kiessling 2004 |
Age range: Serpukhovian or 330.90000 to 323.20000 Ma
Collections (5 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Serpukhovian | USA (Arkansas) | Retispira yochelsoni (type locality: 5517 5518 5521 5522 69285) |