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Betraccium
Taxonomy
Betraccium was named by Pessagno et al. (1979) [Sepkoski's age data: Tr Nori-m Tr Rhae Sepkoski's reference number: 707,754].
It was assigned to Pantanelliinae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
It was assigned to Pantanelliinae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).
Synonymy list
Year | Name and author |
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1979 | Betraccium Pessagno et al. p. 177 |
2001 | Betraccium De Wever et al. p. 111 |
2002 | Betraccium Sepkoski |
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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. †Betraccium Pessagno et al. 1979
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†Betraccium chengi Yeh 1992
†Betraccium deweveri Pessagno and Blome 1980
†Betraccium inornatum Blome 1984
†Betraccium irregulare Bragin 2007
†Betraccium kennecottense Carter 1993
†Betraccium maclearni Pessagno and Blome 1980
†Betraccium nodulum Carter 1993
†Betraccium perilense Carter 1993
†Betraccium smithi Pessagno et al. 1979
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Kiessling 1999 |
Age range: base of the Anisian to the top of the Early/Lower Sinemurian or 247.20000 to 189.60000 Ma
Collections (83 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Anisian - Ladinian | Russian Federation (Primorsky Krai) | B. deweveri (220632) | |
Middle Triassic | China | B. deweveri (131101) | |
Carnian | Croatia | B. sp. (96132) | |
Norian | USA (Alaska) | B. perilense (91027) B. sp. (91033) | |
Norian | Mexico | B. smithi (131157 131164) | |
Norian | Canada (British Columbia) | B. deweveri, B. maclearni, B. perilense (94695) | |
Lacian | Turkey | B. sp. A (130687) B. sp. B (130696) B. sp. B, B. sp. A (130692) | |
Lacian | Cyprus | B. irregulare (94789) B. smithi, B. irregulare (94790) | |
Lacian - Alaunian | New Zealand | B. sp., B. deweveri (53969) | |
Sevatian | Turkey | B. deweveri (58584 58588 59169 130664 131003) | |
Sevatian | Philippines | B. macleani, B. sp. (53998) | |
Sevatian | Canada (British Columbia) | B. deweveri, B. maclearni (94698) B. deweveri, B. maclearni, B. perilense (94697) | |
Rhaetian | Canada (British Columbia) | B. inornatum (94704 94708 94711 94724 94728) B. inornatum, B. kennecottense (94709) B. kennecottense (94719 94722 94755) B. perilense (94701 94702 94703 94727 94746 94749) B. sp. (54198 54199 54200 54201 54203) B. sp. A, B. sp. B, B. sp. C, B. inornatum, B. perilense (94726) B. sp. A, B. sp. C, B. inornatum (94742 94744) B. sp. A, B. sp. C, B. inornatum, B. kennecottense (94737) B. sp. A, B. sp. C, B. inornatum, B. perilense (94729 94747) B. sp. A, B. sp. D, B. inornatum, B. kennecottense (94741) B. sp. C (94758) B. sp. C, B. inornatum (94736 94751) B. sp. C, B. inornatum, B. kennecottense (94753) B. sp. C, B. kennecottense (94743 94754) B. sp. C, B. sp. D (94732) B. sp. C, B. sp. D, B. inornatum (94733) B. sp. C, B. sp. E, B. inornatum, B. kennecottense, B. nodulum (94759) B. sp. C, B. sp. E, B. inornatum, B. nodulum (94764) B. sp. D (94713 94730 94734) B. sp. D, B. inornatum (94731) B. sp. D, B. kennecottense (94739) B. sp. E (94757) B. sp. E, B. inornatum (94717) B. sp. E, B. inornatum, B. kennecottense, B. nodulum (94760) B. sp. E, B. kennecottense (94756 94762) B. sp. E, B. kennecottense, B. nodulum (94761 94763) B. sp. E, B. sp. D, B. inornatum, B. kennecottense (94738) | |
Rhaetian | Japan | B. sp. (54223 54226) | |
Rhaetian | Turkey | B. inornatum, B. perilense (130667 130668 130674) B. perilense (130670 130671 130673) | |
Rhaetian | Philippines (Palawan) | B. sp. A, B. deweveri, B. chengi (95145) | |
Rhaetian | Nicaragua | B. sp. (209712) | |
Early/Lower Sinemurian | Philippines | B. sp. A, B. deweveri (51813) |