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Calyptraea (Turbocalyptraea)
Taxonomy
Turbocalyptraea was named by Eames (1957).
It was reranked as Calyptraea (Turbocalyptraea) by Pacaud and Le Renard (1995).
It was assigned to Calyptraeidae by Eames (1957); and to Calyptraea by Pacaud and Le Renard (1995).
It was reranked as Calyptraea (Turbocalyptraea) by Pacaud and Le Renard (1995).
It was assigned to Calyptraeidae by Eames (1957); and to Calyptraea by Pacaud and Le Renard (1995).
Subtaxa
Species lacking formal opinion data
Calyptraea alaskana, Calyptraea aldrichi, Calyptraea americana, Calyptraea aurita, Calyptraea conica, Calyptraea conradi, Calyptraea deformis, Calyptraea deformis, Calyptraea deformis, Calyptraea deformis, Calyptraea dieaoana, Calyptraea diegoanalichnina, Calyptraea discoidalis, Calyptraea excentricus, Calyptraea flosa, Calyptraea helicoidea, Calyptraea irregularis, Calyptraea juliana, Calyptraea labellata, Calyptraea laevis, Calyptraea lispa, Calyptraea mammilaris, Calyptraea merriami, Calyptraea montensis, Calyptraea morbidum, Calyptraea newtoni, Calyptraea nidulifera, Calyptraea primogenita, Calyptraea sanctae-crucis, Calyptraea saxosa, Calyptraea striatella, Calyptraea suessoniensis, Calyptraea suessoniensis, Calyptraea trochiformis, Calyptraea tubura, Calyptraea tudung, Calyptraea viridarena
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Turbocalyptraea Eames p. 35 |
| 1995 | Calyptraea (Turbocalyptraea) Pacaud and Le Renard |
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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.
Subg. †Calyptraea (Turbocalyptraea) Eames 1957
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†Calyptraea (Turbocalyptraea) crepidularis Lamarck 1802
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Invalid names: Crepidula parisiensis Cossmann 1883 [synonym]
†Turbocalyptraea scabrosa Eames 1957
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. E. Eames 1957 | Of medium size to moderately small, calyptraeiform, tending to turbinate, apex markedly eccentric. Whorls strongly convex, with several spirally disposed rows of short, hollow, forward-directed spines together with obliquely disposed threads. Aperture as in Calyptraea, subcircular to suboval. A distinct, sunken, gently concave septum, the margin of which is noticeably concave in its upper part and gently convex in its lower part, occupies nearly half the aperture. A small, deep umbilicus is developed in the upper part of the septum. |
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Lutetian or 48.07000 to 41.03000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | France (Île-de-France) | Crepidula parisiensis (178124) | |
| Lutetian | France | Calyptraea crepidularis (184107) Calyptraea repidularis (184815) | |
| Lutetian | Nigeria | Calyptraea crepidularis (51237) |