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Pachydictya
Taxonomy
Pachydictya was named by Ulrich (1882).
It was assigned to Rhinidictyonidae by Bassler (1911), Bassler (1953); to Cryptostomata by Sepkoski (2002); and to Rhinidictyidae by Jiménez-Sánchez et al. (2010), Ma et al. (2015).
It was assigned to Rhinidictyonidae by Bassler (1911), Bassler (1953); to Cryptostomata by Sepkoski (2002); and to Rhinidictyidae by Jiménez-Sánchez et al. (2010), Ma et al. (2015).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
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1882 | Pachydictya Ulrich |
1911 | Pachydictya Bassler |
1953 | Pachydictya Bassler p. G141 |
2002 | Pachydictya Sepkoski |
2010 | Pachydictya Jiménez-Sánchez et al. p. 707 |
2015 | Pachydictya Ma et al. p. 927 |
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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. †Pachydictya Ulrich 1882
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†Pachydictya bifurcata Hall 1883
†Pachydictya cyclostomoides Eichwald 1855
†Pachydictya elegans Ulrich 1893
†Pachydictya robusta Ulrich 1882
†Pachydictya sheldonensis Ross 1963
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Smith et al. 2006, Kiessling 2004 |
Collections (128 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Ordovician | USA (New York) | P. sp. (332) | |
Middle Ordovician | USA (New York) | P. sp. (333 334 335) | |
Chazyan | USA (Virginia) | P. senilis (7093 7095 7096 7097) | |
Chazyan | Canada (Northwest Territories) | P. sp. (312 313 315 24621) | |
Chazyan | USA (Vermont) | P. sheldonensis (172625 172638 172699 172728 172756) | |
Chazyan | USA (New York) | P. sheldonensis (172639 172640 172691 172723) | |
Chazyan - Blackriveran | USA (Virginia) | P. senilis (6989 6990 6991) | |
Llanvirn | USA (Virginia) | P. sp. (34738) | |
Early/Lower Llandeilo | Russian Federation (Siberia) | P. sp. (9295) | |
Late/Upper Llandeilo | Russian Federation (Siberia) | P. sp. (9304) | |
Uhaku - Keila | Sweden (Öland) | P. cyclostomoides (167607) | |
Costonian - Harnagian | Sweden | P. sp. (2765) | |
Caradoc | USA (Tennessee) | P. sp. (80005 80594 80597) | |
Caradoc | USA (Nevada) | P. sp. (320) | |
Caradoc | USA (Virginia) | P. robusta (33454 33455 33525 33526 34224 34235 34237 34241 34243 34244 34245 34246) P. sp. (34247 34248 34249 34250 34251 34252) | |
Caradoc | Russian Federation (Siberia) | P. sp. (9298) | |
Caradoc | USA (Georgia) | P. foliata (32578 32579 32580 32581 32583 32585 32586 32614 32615 32617 32619 32631 32632 32633 32634 32635) P. sp. (32618 32817) | |
Caradoc | Canada (Ontario) | P. sp. (336) | |
Kukruse | Estonia (Ida-Viru) | P. elegans, P. cyclostomoides (167471) | |
Turinian | USA (Tennessee) | P. spp. (5347) | |
Ashbyan | USA (Virginia) | P. sp. (33938 33980 33981 33982 33983 33984) | |
Blackriveran | Canada (Ontario) | P. spp. (55999) | |
Blackriveran | USA (Tennessee) | P. foliata (5329 5331) P. foliata, P. senilis (5328) | |
Blackriveran | USA (Oklahoma) | P. bromidensis (23899) P. sheldonensis (80713) | |
Kirkfieldian | Canada (Ontario) | P. acuta (26192) | |
Rocklandian | USA (Minnesota) | P. fimbriata, P. occidentalis (219965) | |
Shermanian | USA (New York) | P. acuta (76092) | |
Shermanian | USA (Minnesota) | P. elegans (167572) | |
Haljala - Nabala | Russian Federation (Krasnoyarsk) | P. foliata (204674) P. miranda (204905) | |
Keila | Estonia | P. cyclostomoides (161165) | |
Keila | Sweden (Dalarne) | P. sp., P. elegans (169113) | |
Chatfieldian | Canada (Ontario) | P. acuta (26270 26271) P. acuta, P. foliata (26263 26277) | |
Chatfieldian | USA (New York) | P. actua (432) P. acuta (337 76089 76090 76091) P. sp. (433) | |
Chatfieldian | USA (Kentucky) | P. sp. (34557) | |
Johvi | Estonia | P. cyclostomoides (167606) | |
Katian | Mongolia (Bayanhongor) | P. ambigua (79592) | |
Rakvere | Estonia (Lääne-Virumaa) | P. elegans (155682) | |
Vormsi | Estonia (Läänemaa) | P. bifurcata (105065) | |
Vormsi | Estonia (Hiiumaa) | P. bifurcata (153965) | |
Richmondian | USA (Michigan) | P. sp. (26317) | |
Richmondian | Canada (Nunavut) | P. pumila (24119) | |
Richmondian - Ashgill | USA (Ohio) | P. sp. (394) | |
Hirnantian | United Kingdom (Wales) | P. sp. (8392 8403) | |
Hirnantian | Sweden | P. bifurcata (164285) | |
Porkuni | Estonia | P. bifurcata (167591) | |
Rhuddanian - Aeronian | Russian Federation (Siberia) | P. dichotoma (206542 206543 206560) | |
Llandovery | Russian Federation (Siberia) | P. dichtoma (206305 206317) | |
Llandovery | Canada (Ontario) | P. sp. (446) | |
Llandovery - Ludlow | USA (Ohio) | P. bifurcata (167608) | |
Silurian | USA (Indiana) | P. crassa (75266) | |
Niagaran | USA (New York) | P. crassa (22817) | |
Telychian | USA (New York) | P. crassa (82504) | |
Wenlock | USA (New York) | P. sp. (541) | |
Homerian | United Kingdom (England) | P. sp. (23057) |