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Conopeum
Taxonomy
Conopeum was named by Gray (1848) [Sepkoski's age data: K Ceno-u R Sepkoski's reference number: 605]. It is extant.
It was assigned to Membraniporidae by Bassler (1953), Brown (1958); to Membraniporidae by Bohm (1926), Pouyet (2000); to Cheilostomata by Sepkoski (2002); and to Electridae by Bock (2006), Di Martino and Taylor (2013), Guha (2013), Gordon and Taylor (2015), Brezina et al. (2021).
It was assigned to Membraniporidae by Bassler (1953), Brown (1958); to Membraniporidae by Bohm (1926), Pouyet (2000); to Cheilostomata by Sepkoski (2002); and to Electridae by Bock (2006), Di Martino and Taylor (2013), Guha (2013), Gordon and Taylor (2015), Brezina et al. (2021).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1848 | Conopeum Gray |
| 1926 | Conopeum Bohm p. 56 |
| 1953 | Conopeum Bassler p. G156 |
| 1958 | Conopeum Brown |
| 2000 | Conopeum Pouyet |
| 2002 | Conopeum Sepkoski |
| 2006 | Conopeum Bock |
| 2013 | Conopeum Di Martino and Taylor p. 84 |
| 2013 | Conopeum Guha |
| 2015 | Conopeum Gordon and Taylor |
| 2021 | Conopeum Brezina et al. p. 13 |
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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. Conopeum Gray 1848
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†Conopeum arborescens Canu and Bassler 1920
Conopeum commensale Kirkpatrick and Metzelaar 1922
†Conopeum concavum Canu and Bassler 1920
†Conopeum damicornis Canu and Bassler 1920
†Conopeum gohelaensis Guha and Gopikrishna 2005
†Conopeum hoockeri Haime in D'Archiac 1850
Conopeum lacroixii Busk 1852
†Conopeum lamellosum Canu and Bassler 1920
†Conopeum okaiana Canu 1911
†Conopeum ornatum Canu and Bassler 1920
Conopeum reticulum Linnaeus 1767
†Conopeum similior Canu and Bassler 1920
†Conopeum stamenocelloides Gordon and Taylor 2015
†Conopeum tuberosum Canu and Bassler 1920
†Conopeum wilcoxianum Canu and Bassler 1920
†Conopeum wilsoni Di Martino and Taylor 2013
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Smith et al. 2006 | |||||
Age range
Maximum range based only on fossils: base of the Late/Upper Albian to the top of the Late/Upper Pleistocene or 106.30000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 100.5 Ma
Minimum age of oldest fossil (stem group age): 100.5 Ma
Collections (44 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Albian | USA (Texas) | C. sp. (65712) | |
| Late/Upper Campanian | USA (New Mexico) | C. sp. (52052) | |
| Late/Upper Campanian | USA (Wyoming) | C. ramosum (217715 217717 217718 217719 217720 217721 217723) | |
| Late/Upper Campanian | USA (Tennessee) | C. ovatum, C. parviporum, C. wadei, C. prismaticum (88357) | |
| Danian | USA (Alabama) | C. sp. (2849 2851) | |
| Danian | Argentina (Neuquén) | C. okaiana (220771) | |
| Danian | USA (Arkansas) | C. damicornis (98520) | |
| Danian | USA (Illinois) | C. damicornis (70129) | |
| Danian | USA (Mississippi) | C. damicornis (91730) | |
| Danian | USA (Texas) | C. damicornis (92224 92246 98820 99016 108445) | |
| Early/Lower Eocene | New Zealand (Chatham Island) | C. stamenocelloides (172944) | |
| Early/Lower Eocene | USA (Alabama) | C. wilcoxianicum, C. similior (87834) | |
| Lutetian | USA (California) | C. sp. (200657) | |
| Bartonian | USA (Alabama) | C. arborescens (7331) | |
| Bartonian | United Kingdom (England) | C. buski, C. crassomurale, C. sp. (42644) C. crassomurale, C. sp. (42636) C. sp. (42639) | |
| Priabonian | USA (Mississippi) | C. lacroiriir, C. hookeri, C. concavum, C. lamellosum, C. arborescens (84174) | |
| Priabonian | Namibia (Sperrgebiet) | C. lamellosum (149316) | |
| Priabonian | USA (Louisiana) | C. sp. (32925) | |
| Rupelian | USA (Mississippi) | C. concavum (90552) | |
| Miocene - Oligocene | Australia (Victoria) | C. sp. (173525) | |
| Aquitanian | India (Gujarat) | C. gohelaensis (177173) | |
| Early/Lower Miocene | India | C. gohelaensis (178702) | |
| Early/Lower Miocene | USA (California) | C. barbarensis (196138 196169) | |
| Tortonian | Spain | C. reticulum (177485 177486) | |
| Late/Upper Pliocene | Jamaica | C. ovale, C. lacroixii (58522) | |
| Middle Pleistocene | USA (California) | C. barbarensis (202634) | |
| Late/Upper Pleistocene | Mexico (Sonora) | C. commensale (96557) | |
| Late/Upper Pleistocene | USA (Maryland) | C. germanum (48886) | |
| Late/Upper Pleistocene | USA (California) | C. commensale (160361) |