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Crenilabium
Taxonomy
Crenilabium was named by Cossmann (1889) [Sepkoski's age data: K Camp R]. It is extant.
It was reranked as Actaeonina (Crenilabium) by Traub (1938).
It was assigned to Actaeonina by Traub (1938); to Cephalaspida by Sepkoski (2002); and to Acteonidae by Beu et al. (1990), Wienrich and Janssen (2007).
It was reranked as Actaeonina (Crenilabium) by Traub (1938).
It was assigned to Actaeonina by Traub (1938); to Cephalaspida by Sepkoski (2002); and to Acteonidae by Beu et al. (1990), Wienrich and Janssen (2007).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Crenilabium Cossmann |
| 1938 | Actaeonina (Crenilabium) Traub p. 97 |
| 1990 | Crenilabium Beu et al. p. 421 |
| 2002 | Crenilabium Sepkoski |
| 2007 | Crenilabium Wienrich and Janssen p. 771 |
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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.
G. Crenilabium Cossmann 1889
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†Actaeonina (Crenilabium) elata von Koenen 1885
†Crenilabium elongatum Sowerby 1824
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range: base of the Maastrichtian to the top of the Tortonian or 72.20000 to 7.24600 Ma
Collections (34 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Maastrichtian | Argentina (Rio Negro) | C. sp. (240159) | |
| Danian | Greenland | C. sp. n. (177724) | |
| Danian | USA (Maryland) | C. elatum (83135) | |
| Paleocene | Austria (Salzburg) | Actaeonidea elata (84335) | |
| Selandian | Denmark | Actaeonidea elata (51500) C. elatum (35263 35264 35265 35266 35267) | |
| Thanetian | USA (Alabama) | C. cossmanni (90818) | |
| Ypresian | United Kingdom (England) | C. elongatum (3260 3266) | |
| Ypresian | USA (Alabama) | C. cossmanni (92269) | |
| Ypresian | Antarctica (Seymour Island) | C. suromaximum (63548) | |
| Ypresian - Lutetian | Antarctica | C. suromaximum (72405) | |
| Ypresian - Lutetian | Antarctica (Seymour Island) | C. suromaximum, C. austropsomum (63551) | |
| Lutetian | United Kingdom (England) | C. suturatum (8124) | |
| Rupelian | Netherlands | C. elatior (87250) | |
| Rupelian | USA (Mississippi) | C. altispira (5501 5791) | |
| Chattian | Denmark | C. terebelloides (234515) | |
| Late/Upper Oligocene | New Zealand | C. sp. (67857) | |
| Early/Lower Miocene | Germany (North Rhein-Westfalia) | C. terebelloides (62882 62883) | |
| Early/Lower Miocene - Middle Miocene | Germany (North Rhein-Westfalia) | C. terebelloides (62884) | |
| Burdigalian | Germany | C. terebelloides (111599) | |
| Langhian - Serravallian | Netherlands | C. terebelloides (186883) | |
| Middle Miocene | Germany (North Rhein-Westfalia) | C. terebelloides (61897 61900 61905 62886 62887) | |
| Tortonian | Belgium | C. terebelloides (77869) |