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Streptacididae
Taxonomy
Streptacididae was named by Knight (1931). It is extant.
It was assigned to Pyramidelloidea by Golikov and Starobogatov (1975); to Pyramidellacea by Knight et al. (1960), Ponder and Warén (1988), Erwin (1988); and to Streptacidoidea by Bandel (1996), Bandel (2002), Nützel and Ketwetsuriya (2016).
It was assigned to Pyramidelloidea by Golikov and Starobogatov (1975); to Pyramidellacea by Knight et al. (1960), Ponder and Warén (1988), Erwin (1988); and to Streptacidoidea by Bandel (1996), Bandel (2002), Nützel and Ketwetsuriya (2016).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1931 | Streptacididae Knight |
| 1960 | Streptacididae Knight et al. p. 322 |
| 1975 | Streptacididae Golikov and Starobogatov p. 214 |
| 1988 | Streptacedidae Erwin p. 571 |
| 1988 | Streptacididae Ponder and Warén p. 310 |
| 1996 | Streptacididae Bandel |
| 2002 | Streptacididae Bandel p. 49 |
| 2016 | Streptacididae Nützel and Ketwetsuriya p. 508 |
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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.
Fm. Streptacididae Knight 1931
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G. †Mapesella Bandel 2002
G. †Streptacis Meek 1871
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†Streptacis complanata Hoare et al. 1997
†Streptacis fragilis Pan and Erwin 2002
†Streptacis inflata Erwin 1988
†Streptacis ingens Hoare et al. 1997
†Streptacis khaokhadensis Ketwetsuriya et al. 2020
†Streptacis meeki Knight 1931
†Streptacis nalivkini Mazaev 2019
†Streptacis orientalis Nützel and Nakazawa 2012
†Streptacis permiana Beede 1907
†Streptacis piercei Erwin 1988
†Streptacis pravis Pan and Erwin 2002
†Streptacis regularis Pan and Erwin 2002
†Streptacis scalpta Knight 1931
†Streptacis subgracilis Netschajew 1894
†Streptacis volgenesis Mazaev 2020
†Streptacis whitfieldi Meek 1871
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Visean to the top of the Middle Campanian or 346.70000 to 72.20000 Ma
Collections (50 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Visean | Australia (New South Wales) | Streptacis sp. (44144) | |
| Morrowan | USA (Texas) | Streptacis whitfieldi (79966) | |
| Westphalian B | Germany | Streptacis sp. (50127) | |
| Moscovian | USA (Missouri) | Streptacis meeki, Streptacis scalpta, Streptacis whitfieldi (69773) | |
| Kashirian - Myachkovian | USA (New Mexico) | Streptacis scalpta (46548) | |
| Desmoinesian | USA (Texas) | Streptacis n. sp. (11100) | |
| Desmoinesian | USA (New Mexico) | Streptacis sp., Streptacis whitfieldi (46536) | |
| Kasimovian | Japan (Gifu) | Streptacis sp. A, Streptacis sp. B, Streptacis sp. C, Laxella sp. (217899) | |
| Asselian | Russian Federation (Bashkortostan) | Streptacis nalivkini (220900) | |
| Permian | USA (Alaska) | Loxonema subgracilis (112199) | |
| Sakmarian | Russian Federation | Streptacis volgenesis (205219) | |
| Artinskian | USA (Nevada) | Streptacis sp. (66104) | |
| Artinskian | USA (Texas) | Streptacis inflata (101772 101773) | |
| Kungurian | USA (Texas) | Streptacis piercei (81949) | |
| Kungurian | Malaysia (Perak) | Streptacis sp. (62131) | |
| Roadian | Russian Federation (Tatarstan) | Streptacis subgracilis (174705 174706) | |
| Roadian | Russian Federation (Kirov) | Streptacis sp. 1, Streptacis subgracilis (126335) | |
| Roadian | Thailand | Streptacis khaokhadensis (103565) | |
| Roadian | Russian Federation (Samara) | Streptacis subgracilis (170192) | |
| Roadian | Russian Federation | Streptacis sp. 2 (198772) | |
| Wordian | Thailand | Streptacis sp. (181783) | |
| Wordian | Thailand (Ratchaburi) | Streptacis sp. (40954) | |
| Capitanian | USA (Texas) | Loxonema permiana (136220) Streptacis permiana (97264 116644 116650 116651) | |
| Capitanian | Japan | Streptacis sp., Streptacis orientalis (109667) | |
| Wuchiapingian | Greece | Streptacis sp. (64171 64172 64173 64174 64175) | |
| Wuchiapingian | China (Guangxi) | Streptacis sp. (50022 50023 50025 50026 50027) | |
| Changhsingian | China (Guangxi) | Laxella micra, Streptacis regularis, Streptacis fragilis (56895) | |
| Changhsingian | USA (Texas) | Streptacis permiana (50003 50017 50021) | |
| Changhsingian | China (Yunnan) | Streptacis pravis (56943) | |
| Changhsingian | China (Jiangxi) | Laxella sp. (60524) Streptacis sp. (60523) | |
| Griesbachian | China (Jiangxi) | Streptacis sp. (60526) Streptacis sp., Laxella sp. (60525) | |
| Early/Lower Campanian - Middle Campanian | USA (Mississippi) | Streptacis bogradi (7456) |