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Tellina (Megangulus)
Taxonomy
Megangulus was named by Afshar (1969) [Sepkoski's age data: T Mi-l R Sepkoski's reference number: 1112]. It is extant.
It was reranked as Tellina (Megangulus) by Coan et al. (2000) and Moore (2003).
It was assigned to Veneroida by Sepkoski (2002); to Tellininae by Matsubara (2002); and to Tellina by Coan et al. (2000) and Moore (2003).
It was reranked as Tellina (Megangulus) by Coan et al. (2000) and Moore (2003).
It was assigned to Veneroida by Sepkoski (2002); to Tellininae by Matsubara (2002); and to Tellina by Coan et al. (2000) and Moore (2003).
Subtaxa
Species lacking formal opinion data
Megangulus luteus, Megangulus zyonoensis, Tellina aquitanica, Tellina bellsiana, Tellina browni, Tellina carlilana, Tellina celetes, Tellina colombiana, Tellina cowlitzensis, Tellina dinomera, Tellina estellensis, Tellina felix, Tellina frontera, Tellina gouldia, Tellina idea, Tellina kikaizimana, Tellina luderitizi, Tellina multiconcentrica, Tellina munda, Tellina pretiosa, Tellina quihi, Tellina rollandensis, Tellina rosa, Tellina rostralis, Tellina rostrata, Tellina scrippensis, Tellina semipapyra, Tellina silicata, Tellina silicata, Tellina subprotexta, Tellina subtriangularis, Tellina townsendsis, Tellina woodmansensis
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Megangulus Afshar |
| 2000 | Tellina (Megangulus) Coan et al. p. 403 |
| 2002 | Megangulus Matsubara p. 140 |
| 2002 | Megangulus Sepkoski |
| 2003 | Tellina (Megangulus) Moore |
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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. Tellina (Megangulus) Afshar 1969
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Megangulus bodegensis Hinds 1844
†Megangulus maxima Nagao 1928
†Megangulus protovenulosa Nomura 1935
†Megangulus pulchrus Slodkewitsch 1938
†Tellina (Megangulus) crooki Nelson 1925
†Tellina (Megangulus) kewi Dickerson 1914
Tellina (Megangulus) lutea Gray 1828
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Selandian to the top of the Late/Upper Pleistocene or 61.60000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 59.2 Ma
Minimum age of oldest fossil (stem group age): 59.2 Ma
Collections (74 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Paleocene | USA (California) | Tellina kewi (190795 190798 190800) | |
| Selandian | USA (California) | Tellina crooki (215686) | |
| Thanetian | USA (California) | Tellina kewi (52615) | |
| Ypresian | USA (California) | Tellina kewi (52614) | |
| Lutetian | USA (California) | Tellina kewi (211023) | |
| Late/Upper Eocene | Japan | Megangulus maximus (70915 70916 70917) | |
| Chattian | Canada (British Columbia) | Tellina bodegensis (63087 206743) | |
| Chattian - Aquitanian | Russian Federation | Megangulus tokunagai (50123) | |
| Aquitanian - Burdigalian | Russian Federation | Megangulus pulchrus (50041 50050) | |
| Early/Lower Miocene | Japan | Megangulus matumotoi (70344) Megangulus tmatumotoi (70422) | |
| Burdigalian | Russian Federation | Megangulus pulchrus (50179) | |
| Langhian - Serravallian | Russian Federation | Megangulus pulchrus (50038) | |
| Middle Miocene | Russian Federation | Megangulus luteus (70562) Peronidia pulchra (45445 45446 45447) | |
| Middle Miocene | Japan | Peronidia protovenulosa (81704) | |
| Tortonian | Russian Federation | Megangulus luteus, Megangulus pulchrus (49978) | |
| Tortonian | USA (Alaska) | Peronidia lutea (37388 37398 37401 37402 37406 37407 37411 37414 37415) | |
| Late/Upper Miocene | Russian Federation | Megangulus luteus (70479) | |
| Late/Upper Miocene | Japan | Peronidia protovenulosa (71050) | |
| Messinian | USA (California) | Tellina lutea (194891 194895) | |
| Early/Lower Pliocene | Russian Federation | Megangulus luteus (50042 70472) | |
| Early/Lower Pliocene | USA (California) | Tellina bodegensis (206370) | |
| Pliocene | USA (California) | Tellina bodegensis (216433 216867 216900) | |
| Pliocene | Russian Federation | Megangulus luteus (49976 70471) | |
| Pliocene | Japan | Megangulus zyonoensis (97076 97111) | |
| Late/Upper Pliocene | USA (California) | Tellina lutea (96571) | |
| Piacenzian | USA (California) | Tellina lutea (189542 189544) | |
| Gelasian | USA (California) | Tellina bodegensis (189762 207656 207701 207723 207724) | |
| Pleistocene | USA (California) | Tellina bodegensis (201624) | |
| Middle Pleistocene | USA (California) | Tellina bodegensis (138723 222663 222664 222998) | |
| Middle Pleistocene - Late/Upper Pleistocene | USA (California) | Tellina bodegensis (222646 223009) | |
| Late/Upper Pleistocene | Mexico | Tellina bodegensis (67641 67642 67643) | |
| Late/Upper Pleistocene | USA (California) | Tellina bodegensis (59063 96895 160361 222659 222660 222661 222662 222674) |