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Taxonomy
Crenomytilus was named by Soot-Ryen (1955) [Sepkoski's age data: T Eo-l R Sepkoski's reference number: 1248]. It is extant.
It was reranked as Mytilus (Crenomytilus) by Hertlein and Grant (1972), Moore (1983) and Gladenkov and Sinelnikova (1990).
It was assigned to Mytilus by Hertlein and Grant (1972), Moore (1983) and Gladenkov and Sinelnikova (1990); to Mytiloida by Sepkoski (2002); to Crenomytilini by Bouchet et al. (2010); and to Mytilidae by Vokes (1980) and Ando (2024).
It was reranked as Mytilus (Crenomytilus) by Hertlein and Grant (1972), Moore (1983) and Gladenkov and Sinelnikova (1990).
It was assigned to Mytilus by Hertlein and Grant (1972), Moore (1983) and Gladenkov and Sinelnikova (1990); to Mytiloida by Sepkoski (2002); to Crenomytilini by Bouchet et al. (2010); and to Mytilidae by Vokes (1980) and Ando (2024).
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Crenomytilus Soot-Ryen p. 23 |
| 1972 | Mytilus (Crenomytilus) Hertlein and Grant p. 163 |
| 1980 | Crenomytilus Vokes p. 53 |
| 1983 | Mytilus (Crenomytilus) Moore pp. A62 - A63 |
| 1990 | Mytilus (Crenomytilus) Gladenkov and Sinelnikova p. 46 |
| 2002 | Crenomytilus Sepkoski |
| 2010 | Crenomytilus Bouchet et al. |
| 2024 | Crenomytilus Ando p. 68 |
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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. Crenomytilus Soot-Ryen 1955
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†Crenomytilus expansus Arnold 1907
Crenomytilus grayanus Dunker 1853
†Crenomytilus mathewsoni Gabb 1866
†Crenomytilus schencki Hanna and Hertlein 1938
†Mytilus (Crenomytilus) coalingensis Arnold 1909
†Mytilus (Crenomytilus) coalingensis sternbergi Hertlein and Grant 1972
†Mytilus (Crenomytilus) expansus Arnold 1907
†Mytilus (Crenomytilus) kewi Nomland 1916
†Mytilus (Crenomytilus) mathewsonii Gabb 1866
†Mytilus (Crenomytilus) perrini Clark 1915
†Mytilus (Crenomytilus) trampasensis Clark 1915
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range
Maximum range based only on fossils: base of the Ypresian to the top of the Gelasian or 56.00000 to 1.80600 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Collections (74 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | USA (Texas) | Mytilus sp. (178054) | |
| Lutetian | USA (Texas) | Mytilus sp. (205520) | |
| Early/Lower Oligocene | USA (California) | Mytilus mathewsonii (71183 71186 71187 71188 71193 71194 71195) | |
| Rupelian - Chattian | Turkey (Denizli) | Mytilus aquitanicus (110485) | |
| Rupelian - Aquitanian | Russian Federation | C. ivantischini (50079) | |
| Late/Upper Oligocene | USA (California) | C. expansus (219729) Mytilus mathewsoni (122273) | |
| Chattian | Austria | Mytilus aquitanicus (77734 77735) Mytilus haidingeri (77736) | |
| Chattian | Canada (British Columbia) | Mytilus mathewsoni (206743) | |
| Chattian | USA (California) | Mytilus expansus (52417 52418) Mytilus mathewsoni (11601) | |
| Chattian | USA (Washington) | Mytilus mathewsonii (208175) | |
| Chattian | Austria (Lower Austria) | Mytilus aquitanicus (55242 55244) | |
| Chattian - Aquitanian | USA (California) | Mytilus expansus (37516) | |
| Early/Lower Miocene | USA (California) | C. expansus (94851 94852 94854) C. expansus, Mytilus coalingensis (196169) Mytilus expansus (71223 196138 203554) Mytilus mathewsoni (44894) | |
| Early/Lower Miocene | Russian Federation | C. grayanus (70448) | |
| Early/Lower Miocene | Mexico (Baja California Sur) | Mytilus mathewsonii (43814 96570) | |
| Early/Lower Miocene - Middle Miocene | Mexico (Baja California Sur) | Mytilus mathewsonii (43809) | |
| Miocene | USA (California) | Mytilus coalingensis (195077) | |
| Burdigalian | Japan (Gifu) | C. grayanus (227082) | |
| Middle Miocene | USA (California) | Mytilus mathewsoni (44980 44982 44988) | |
| Middle Miocene | Russian Federation | C. expansus (70443) | |
| Serravallian | Japan | Mytilus grayanus (44962) | |
| Tortonian | USA (Alaska) | C. coalingensis (37391 37402 37414 37502) | |
| Tortonian | Russian Federation | C. grayanus, C. schencki, C. expansus (49978) | |
| Tortonian - Messinian | Russian Federation | C. grayanus (49977) | |
| Tortonian - Piacenzian | USA (California) | C. coalingensis (188305) | |
| Late/Upper Miocene | Russian Federation | C. grayanus, C. expansus (70567) | |
| Late/Upper Miocene | Japan | C. grayanus (71050) Mytilus grayanus (52123 52124 52166 52187 52233) | |
| Messinian | USA (California) | Mytilus coalingensis (194888) | |
| Early/Lower Pliocene | USA (California) | Mytilus kewi (206369 220185) | |
| Pliocene | USA (California) | Mytilus coalingensis (215435 216433 216568) | |
| Pliocene | Japan | Mytilus grayanus (97088) | |
| Pliocene | Russian Federation | C. grayanus (70469) | |
| Blancan | USA (California) | Mytilus coalingensis (19677 19678 19695 19698) | |
| Late/Upper Pliocene | USA (California) | Mytilus coalingensis (214967) | |
| Piacenzian | USA (California) | Mytilus coalingensis (189545) | |
| Gelasian | USA (California) | Mytilus coalingensis (207668 207727 207762) |