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Arachnopusioidea
Taxonomy
Arachnopusioidea was named by Jullien (1888). It is extant.
It was assigned to Umbonulomorpha by Berning (2006); to Ascophora by Di Martino and Taylor (2013); to Ascophorina by Di Martino and Taylor (2015); to Neocheilostomina by Gordon and Taylor (2015); and to Umbonulomorpha by Gordon et al. (1994), Schmidt (2003), Guha and Gopikrishna (2007) and Brezina et al. (2021).
It was assigned to Umbonulomorpha by Berning (2006); to Ascophora by Di Martino and Taylor (2013); to Ascophorina by Di Martino and Taylor (2015); to Neocheilostomina by Gordon and Taylor (2015); and to Umbonulomorpha by Gordon et al. (1994), Schmidt (2003), Guha and Gopikrishna (2007) and Brezina et al. (2021).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1888 | Arachnopusioidea Jullien |
| 1994 | Arachnopusioidea Gordon et al. |
| 2003 | Arachnopusioidea Schmidt |
| 2006 | Arachnopusioidea Berning p. 58 |
| 2007 | Arachnopusioidea Guha and Gopikrishna |
| 2013 | Arachnopusioidea Di Martino and Taylor p. 93 |
| 2015 | Arachnopusioidea Di Martino and Taylor |
| 2015 | Arachnopusioidea Gordon and Taylor |
| 2021 | Arachnopusioidea Brezina et al. p. 19 |
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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.
Superfm. Arachnopusioidea Jullien 1888
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Fm. Arachnopusiidae Jullien 1888
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G. Anexechona Osburn 1950
G. Arachnopusia Jullien 1886
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Arachnopusia acanthoceros MacGillivray 1887
†Arachnopusia bugei Brown 1952
†Arachnopusia dimorpha Gordon and Taylor 2015
†Arachnopusia gracilis Gordon and Taylor 1999
†Arachnopusia kankawatiensis Guha and Gopikrishna 2007
†Arachnopusia linearis Canu and Bassler 1935
†Arachnopusia liversidgei Tenison-Woods 1877
†Arachnopusia liversidgei perforata Waters 1882
†Arachnopusia terminata Waters 1881
†Arachnopusia terminata coronata Canu and Bassler 1935
Arachnopusia unicornis Hutton 1873
G. †Hippexechonella Vigneaux 1949
G. †Trichinopolia Guha and Nathan 1996
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†Trichinopolia californica Taylor 2008
†Trichinopolia lata Taylor 2008
Fm. †Exechonellidae Harmer 1957
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G. Exechonella
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†Exechonella chathamensis Gordon and Taylor 2015
Exechonella paucipunctata Brown 1956
G. †Oviexechonella Di Martino and Taylor 2015
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†Oviexechonella digeronimoi Di Martino and Taylor 2015
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: 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 Campanian to the top of the Holocene or 83.50000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 70.6 Ma
Minimum age of oldest fossil (stem group age): 70.6 Ma
Collections (64 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Campanian - Maastrichtian | Mexico (Baja California) | Trichinopolia lata (87374) | |
| Late/Upper Campanian | USA (California) | Trichinopolia californica (87370) | |
| Early/Lower Maastrichtian | Australia (Western Australia) | Korojonella kenozooidea (235529 235530) | |
| Late/Upper Maastrichtian | Argentina (Neuquén) | Poricella tripora (220770) Trichinopolia sp. (220772) | |
| Danian | Argentina (La Pampa) | Poricella sp., Tremogasterina problematica (220764) | |
| Thanetian - Ypresian | New Zealand (Chatham Island) | Arachnopusia gracilis (7221) | |
| Early/Lower Eocene | New Zealand (Chatham Island) | Quasitrilaminopora curiosa, Moyanopora hugoi, Arachnopusia dimorpha, Exechonella chathamensis (172944) | |
| Priabonian | New Zealand (North Otago) | Arachnopusia sp. (172815) | |
| Priabonian | Tonga (Eua) | Triporula biarmata (166842) | |
| Rupelian | USA (Mississippi) | Arachnopusia vicksburgica (90565 90566) | |
| Oligocene - Miocene | Australia (Victoria) | Arachnopusia liversidgei (173510 173526) Arachnopusia unicornis, Arachnopusia liversidgei (173508) Arachnopusia unicornis, Arachnopusia liversidgei, Arachnopusia terminata (173521) | |
| Chattian | Australia (Victoria) | Cribrilina terminata (174142 174147) | |
| Miocene - Oligocene | Australia (Victoria) | Arachnopusia liversidgei (173520 173522) Arachnopusia liversidgei, Arachnopusia terminata (173504 173516 173517) Arachnopusia terminata (173519 173525) | |
| Aquitanian - Burdigalian | Colombia | Poricella paulae (211330) | |
| Early/Lower Miocene | Australia (Victoria) | Arachnopusia terminata (174191) | |
| Early/Lower Miocene | India | Arachnopusia kankawatiae (178703) | |
| Otaian | New Zealand (West Coast) | Arachnopusia unicornis (172797) | |
| Altonian | New Zealand | Arachnopusia unicornis, Arachnopusia bugei (173830) | |
| Langhian | Australia (Victoria) | Cribrilina terminata (167299) Cribrilina terminata, Arachnopusia linearis (174139) | |
| Middle Miocene | Romania | Poricella garbovensis (178089) | |
| Serravallian | Indonesia | Exechonella sp. (173650) Oviexechonella digeronimoi (173653) Poricella sp. (173658) | |
| Waiauan | New Zealand | Arachnopusia unicornis (173831) | |
| Tortonian | Spain | Poricella bugei (178465) Tremogasterina bugei, Tremogasterina cookae (177486) Tremogasterina cookae (177479 177482) | |
| Messinian | Algeria | Tremogasterina catenularia (70785) | |
| Messinian | Morocco | Exechonella sp. (34724) Tremogasterina cookae (34723) | |
| Early/Lower Pliocene | Australia (Victoria) | Arachnopusia acanthoceros, Arachnopusia terminata (174189) | |
| Pliocene | Australia (South Australia) | Arachnopusia acanthoceros, Exechonella paucipunctata (172911) Exechonella paucipunctata (172913) | |
| Pliocene | New Zealand | Arachnopusia sp., Arachnopusia unicornis (173740) Arachnopusia unicornis (173737 173739) | |
| Piacenzian | Panama (Bocas) | Tremogasterina mucronata (79983) | |
| Piacenzian | Panama (Bocas del Toro) | Tremogasterina mucronata (79998) | |
| Pleistocene | New Zealand | Arachnopusia unicornis (173728) | |
| Calabrian | Costa Rica (Limon) | Tremogasterina mucronata (79842 79844 79845) Tremogasterina mucronata, Triporula stellata (79835) | |
| Castlecliffian | New Zealand | Arachnopusia unicornis (173732 173734) | |
| Holocene | USA (Florida) | Exechonella antillea (97609 97610) Exechonella antillea, Tremogasterina sp. (97607 97608) |