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Pelagiellidae
Taxonomy
Pelagiellidae was named by Knight (1952). Its type is Pelagiella. It is the type family of Pelagiellacea.
It was assigned to Pelagiellacea by Knight et al. (1960), Runnegar and Jell (1976), Missarzhevsky (1989); to Pelagiellida by Runnegar (1990); to Pelagielliformes by Parkhaev (2001); to Pelagielloidea by Linsley and Kier (1984), Landing et al. (2002), Bouchet et al. (2005), Bouchet et al. (2017), Thomas et al. (2020); and to Helcionellida by Ebbestad et al. (2024).
It was assigned to Pelagiellacea by Knight et al. (1960), Runnegar and Jell (1976), Missarzhevsky (1989); to Pelagiellida by Runnegar (1990); to Pelagielliformes by Parkhaev (2001); to Pelagielloidea by Linsley and Kier (1984), Landing et al. (2002), Bouchet et al. (2005), Bouchet et al. (2017), Thomas et al. (2020); and to Helcionellida by Ebbestad et al. (2024).
Subtaxa
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1952 | Pelagiellidae Knight |
| 1960 | Pelagiellidae Knight et al. p. 323 |
| 1962 | Proeccyliopteridae Kobayashi |
| 1962 | Protoscaevogyridae Kobayashi |
| 1976 | Pelagiellidae Runnegar and Jell p. 133 |
| 1984 | Pelagiellidae Linsley and Kier |
| 1989 | Pelagiellidae Missarzhevsky p. 182 |
| 1990 | Pelagiellidae Runnegar p. 252 |
| 2001 | Pelagiellidae Parkhaev p. 191 |
| 2002 | Pelagiellidae Landing et al. p. 299 |
| 2005 | Pelagiellidae Bouchet et al. p. 241 |
| 2017 | Pelagiellidae Bouchet et al. p. 332 |
| 2020 | Pelagiellidae Thomas et al. p. 618 |
| 2024 | Pelagiellidae Ebbestad et al. |
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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. †Pelagiellidae Knight 1952
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G. †Costipelagiella Horný 1964
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†Costipelagiella kochi Peel 1988
†Costipelagiella nevadense Skovsted 2006
†Costipelagiella zazvorkai Horný 1964
G. †Pelagiella Matthew 1895
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†Pelagiella adunca He et al. 1984
†Pelagiella asymmetrica Ermak and Pelman 1986
†Pelagiella atlantoides Mathews 1894
†Pelagiella atlasensis Geyer 1986
†Pelagiella bentica Ermak and Pelman 1986
†Pelagiella broeggeri Grönwall 1902
†Pelagiella corinthiana Runnegar and Jell 1976
†Pelagiella crassa Geyer 1986
†Pelagiella deltoides Runnegar and Jell 1976
†Pelagiella escayachensis Kobayashi 1937
†Pelagiella exigua Resser and Howell 1938
†Pelagiella lorenzi Kobayashi 1939
†Pelagiella madianensis Zhou and Xiao 1984
†Pelagiella primaeva Billings 1872
†Pelagiella serpentis Ermak and Pelman 1986
Invalid names: Auriculaspira Zhou and Xiao 1984 [synonym], Protoscaevogyra Kobayashi 1939 [synonym]
Invalid names: Proeccyliopteridae Kobayashi 1962 [synonym], Protoscaevogyridae Kobayashi 1962 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| P. Yu. Parkhaev 2001 | The Pelagielliformes with turbospiral shell. Its asymmetry is mostly achieved by the projection of the basal (left) side of the last whorl. The spire is hardly projected. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Hendy et al. 2009 | |||||
Age range: base of the Nemakit-Daldynian to the top of the Steptoean or 538.80000 to 493.50000 Ma
Collections (210 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Nemakit-Daldynian | Poland | Pelagiella sp. (72260) | |
| Placentian | USA (Massachusetts) | Pelagiella sp. (56833 56837 56853) | |
| Cambrian | USA (New York) | Pelagiella sp. (254) | |
| Tommotian | Canada (Newfoundland and Labrador) | Archaeospira primaevum (56958 56959) | |
| Tommotian | Russian Federation | Pelagiella sp. (233041) | |
| Tommotian | China (Hubei) | Tianzhushanospira unicarinata (56808) | |
| Tommotian - Botomian | Iran | Pelagiella lorenzi (10530) | |
| Atdabanian | China (Shaanxi) | Pelagiella sp. (8091) | |
| Atdabanian | Australia (South Australia) | Pelagiella madianensis (96454) Pelagiella subangulata (49618 96919 96920 96931 96960 96966 97722 97725 97739 97740 97741 97742 97744 97746 97747 97748 97749 97750 97778 97779 97783) | |
| Atdabanian | Russian Federation (Yakutia) | Pelagiella lorenzi (10115) | |
| Atdabanian | India (Tehri Garhwal) | Pelagiella sp. (139522) | |
| Atdabanian | Russian Federation (Siberia) | Pelagiella lorenzi (56855) | |
| Atdabanian | United Kingdom (England) | Pelagiella sp. (79933 79934) | |
| Atdabanian | Antarctica | Pelagiella subangulata (199526) | |
| Atdabanian | China (Yunnan) | Pelagiella subangulata (86689 86690) | |
| Atdabanian | Russian Federation (Chitinskaya oblast) | Pelagiella adunca (49373 49377 49378 49379 49380 49381 49382 49388 49389 49390 49391 49392) | |
| Atdabanian | Kyrgyzstan | Pelagiella lorenzi (99328 99329) | |
| Atdabanian | Spain (Andalusia) | Pelagiella adunca (49474 49475 49477 49480) | |
| Nangaoian | China (Henan) | Auriculaspira adunca (96525) Auriculatespira adunca (49532) Pelagiella sp., Auriculaspira adunca (96523) | |
| Atdabanian - Botomian | Canada (Nova Scotia) | Pelagiella sp. (9391) | |
| Atdabanian - Botomian | China (Anhui) | Auriculaspira adunca, Auriculaspira madianensis (107632) | |
| Atdabanian - Botomian | Australia (Northern Territory) | Pelagiella sp. (80920 80921) | |
| Atdabanian - Botomian | Antarctica (South Shetland Islands) | Pelagiella madianensis (49691) | |
| Atdabanian - Lenian | Germany (Saxony) | Pelagiella lorenzi, Pelagiella emeishanensis, Pelagiella lorenzi (6899) | |
| Montezuman | USA (Nevada) | Pelagiella subangulata (199532) | |
| Montezuman | Mexico | Pelagiella sp. (203103 203107) | |
| Branchian | Canada (Newfoundland and Labrador) | Platyceras primaevum (99495) | |
| Branchian | United Kingdom (England) | Pelagiella sp. (79931 79932) | |
| Botomian | China (Shaanxi) | Pelagiella spp., Pelagiella madianensis (199515 199516 199517 199534) | |
| Botomian | Russian Federation (Chitinskaya oblast) | Pelagiella adunca (49383 49384 49385 49387) | |
| Botomian | Australia (South Australia) | Pelagiella adunca, Pelagiella subangulata (97751 97770 97773 97774 97775) Pelagiella madianensis (67981 96963 96964 156332 172620) Pelagiella subangulata (96932 96965 97745 97771 97772 97776 97777) Pelagiella subangulata, Pelagiella madianensis (50793 96914 96915 96916 96917 96958 96959 97723 97724 97726 97730) | |
| Botomian | Russian Federation (Yakutia) | Pelagiella lorenzi (45855) | |
| Botomian | Russian Federation (Siberia) | Pelagiella sp. 1, Pelagiella sp. 2 (174258 174260) | |
| Botomian | Antarctica | Pelagiella subangulata (199520 199522 199524 199527 199529 199531) | |
| Botomian | USA (Massachusetts) | Pelagiella sp. (56839) | |
| Lenian | Antarctica (South Shetland Islands) | Pelagiella madianensis (49692) | |
| Lenian | Spain (Asturias) | Pelagiella crassa (50550) | |
| Dyeran | Greenland (Peary Land) | Pelagiella sp. (210618) | |
| Dyeran | Canada (Newfoundland and Labrador) | Pelagiella sp. (50783 78747 78748 78749 78750) | |
| Dyeran | USA (New York) | Pelagiella primaeva (78762 78763 78764 78765 78767 171821) Platyceras primaevum (203403) | |
| Dyeran | USA (Pennsylvania) | Pelagiella exigua (192 9314 226185 226194) Pelagiella sp. (97879) | |
| Dyeran | USA (Nevada) | Costipelagiella nevadense (64481 64521 172787 199533) Pelagiella sp. (7787) | |
| Dyeran | Canada (Quebec) | Pelagiella primaeva (78753 78754 78755) | |
| Dyeran | Greenland | Pelagiella sp. (219446) Pelagiella subangulata (49456 49457 49458 49459 49461 49463 49464 49471 49473 67779 67781) | |
| Stage 4 | Sweden | Pelagiella sp. (236571) | |
| Toyonian | Türkiye (Konya) | Pelagiella sp. (91535) | |
| Toyonian | Australia (South Australia) | Pelagiella adunca (64459 64460 64461 64462) Pelagiella subangulata (97698 97991 118171) Pelagiella subangulata, Pelagiella madianensis (96921 96929 118172) | |
| Delamaran | Morocco | Pelagiella atlasensis (174203 174223) | |
| Amgan | Russian Federation (Siberia) | Pelagiella spp. (110619 110821) | |
| Solvan | Morocco (High Atlas) | Pelagiella atlasensis (50546 50548 50549) Pelagiella lorenzi (50547) | |
| Solvan | Morocco | Pelagiella atlasensis (9122) | |
| Solvan | Kazakhstan | Pelagiella sp. (56537) | |
| Solvan | Russian Federation (Siberia) | Pelagiella spp. (49429 49430) Pelagiella spp., Costipelagiella zazvorkai, Cambretina mareki (49431) | |
| Solvan - Menevian | Czechia | Pelagiella sp. (203343) | |
| Middle Cambrian | Czechia (Bohemia) | Costipelagiella zazvorkai (67775) | |
| Floran | Australia (Queensland) | Pelagiella deltoides (93407 93409) Pelagiella deltoides, Pelagiella corinthiana (56809 56810) | |
| Drumian | Czechia (Central Boemian) | Cambretina sp., Costipelagiella sp. (76456) | |
| Floran - Undillan | Australia (New South Wales) | Pelagiella deltoides (9394) | |
| Floran - Undillan | Antarctica | Pelagiella sp. (69505) | |
| Marjumian | Greenland (Peary Land) | Costipelagiella kochi (49449) | |
| Marjumian | USA (Wisconsin) | Pelagiella sp. (230) | |
| Marjumian | USA (Georgia) | Pelagiella sp. (64486) | |
| Wangcunian | China (Shandong) | Pelagiella chronus (232858) | |
| Undillan | Germany | Pelagiella sp. A (186151 197547) | |
| Boomerangian | New Zealand (Nelson) | Costipelagiella zazvorkai (7897) | |
| Steptoean | USA (Nevada and Utah) | Pelagiella sp. (74910) | |
| Dresbachian | USA (Utah) | Pelagiella sp. (239) | |
| Dresbachian | USA (Nevada) | Pelagiella sp. (241) | |
| Dresbachian | USA (Indiana) | Pelagiella sp. (232) | |
| Franconian | USA (Montana) | Pelagiella primordialis (249) | |
| Franconian | USA (Idaho) | Pelagiella sp. (251) | |
| Franconian | USA (Wisconsin) | Pelagiella sp. (248 267) | |
| Furongian | Svalbard and Jan Mayen | Platyceras primaevum (212582) |