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Gypidula
Taxonomy
Gypidula was named by Hall (1867). Its type is Gypidula typicalis.
It was assigned to Pentameracea by Kirk and Amsden (1952); to Pentameridae by Talent (1963); to Gypidulidae by Savage and Baxter (1995); to Gypidulinae by Bassett and Cocks (1974), Jin and Chatterton (1997) and Williams et al. (2002); and to Pentamerida by Sepkoski (2002).
It was assigned to Pentameracea by Kirk and Amsden (1952); to Pentameridae by Talent (1963); to Gypidulidae by Savage and Baxter (1995); to Gypidulinae by Bassett and Cocks (1974), Jin and Chatterton (1997) and Williams et al. (2002); and to Pentamerida by Sepkoski (2002).
Species
G. (Gypidula), G. abunda, G. acuminata, G. akimiskiformis, G. biloba, G. biplicata, G. bowsheri, G. cornuta (syn. G. comis), G. galeata, G. laeviuscula, G. loweryi, G. mimica, G. multicostata, G. praeloweryi, G. pseudogaleata, G. rudiplicativa, G. simplex, G. stainbrooki, G. subcarinata, G. typicalis (type species)
Species lacking formal opinion data
G. acutolobata, G. akbiikensis, G. angusticostata, G. boucoti, G. caduca, G. calceolae, G. coeymanensis, G. dudleyensis, G. dyerensis, G. galjanensis, G. glaeata, G. incipiens, G. integra, G. intervenicus, G. irgislensis, G. kayseri, G. lauta, G. modesta, G. multiplicata, G. optata, G. optima, G. pelagica, G. planisinosa, G. planispinosa, G. problematica, G. procerulaeformis, G. pseudoacutolobata, G. subvenetus, G. thorsteinssoni, G. victoriae, G. yulinensis
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1867 | Gypidula Hall |
| 1952 | Gypidula Kirk and Amsden |
| 1963 | Gypidula Talent p. 68 |
| 1974 | Gypidula Bassett and Cocks |
| 1974 | Metabolipa Godefroid |
| 1974 | Neometabolipa Godefroid |
| 1995 | Gypidula Savage and Baxter p. 1032 |
| 1997 | Gypidula Jin and Chatterton |
| 2002 | Gypidula Sepkoski |
| 2002 | Metabolipa Sepkoski |
| 2002 | Neometabolipa Sepkoski |
| 2002 | Gypidula Williams et al. p. 1006 |
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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. †Gypidula Hall 1867
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†Gypidula abunda Struve 1992
†Gypidula acuminata Wang 1985
†Gypidula akimiskiformis Jin 2005
†Gypidula biloba Johnson in Johnson and Reso 1964
†Gypidula biplicata Schnur 1851
†Gypidula bowsheri Cooper and Dutro 1982
†Gypidula cornuta Fenton and Fenton 1924
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Invalid names: Gypidula comis Hall and Clarke 1894 [replaced]
†Gypidula galeata Dalman 1828
†Gypidula laeviuscula Hall 1867
†Gypidula loweryi Merriam 1940
†Gypidula mimica Cooper and Dutro 1982
†Gypidula multicostata Dunbar 1920
†Gypidula praeloweryi Johnson 1970
†Gypidula pseudogaleata Hall 1857
†Gypidula rudiplicativa Jin et al. 1993
†Gypidula simplex Foerste 1909
†Gypidula stainbrooki Cooper and Dutro 1982
†Gypidula subcarinata Cooper and Dutro 1982
†Gypidula typicalis Amsden 1953
Invalid names: Metabolipa Godefroid 1974 [synonym], Neometabolipa Godefroid 1974 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Hendy 2009, Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Jaani to the top of the Late/Upper Frasnian or 433.60000 to 376.10000 Ma
Collections (513 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Silurian | USA (Alaska) | G. sp. (111845) | |
| Silurian | USA (California) | G. laeviuscula (230235) G. sp. (229257) G. sp., G. comis (229253) | |
| Silurian | Australia (Victoria) | G. victoriae (10187 10190 10193 10198 10200) | |
| Llandovery | USA (Nevada) | G. sp. (467) | |
| Llandovery | USA (Illinois) | G. sp. (13853) | |
| Llandovery - Wenlock | Lithuania | G. galeata (13742) | |
| Telychian | Canada (Ontario) | G. sp. (77263 184871) | |
| Telychian | Canada (Nunavut) | G. akimiskiformis (77342 163998 163999 164000 164001 164002 164003 184875 184876 184880 184881 184887 184889 184890 184891 184893 184894 184895 184896 184897) G. rudiplicativa (184877) G. sp., G. akimiskiformis (77338 77341) | |
| Niagaran - Sheinwoodian | Canada (Québec) | G. sp. (25157) | |
| Niagaran | USA (Ohio) | G. sp. (475) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Frasnian | Canada (Alberta) | G. sp. (630) | |
| Frasnian | Afghanistan (Ghazni) | G. multiplicata (75118) Metabolipa sp. (75117) | |
| Late/Upper Devonian | USA (Alaska) | G. sp. (40666) | |
| Middle Frasnian | China (Guangxi) | G. sp. (13006) | |
| Late/Upper Givetian | Russian Federation (Orenburgskaya Oblast) | G. brevirostris (83914) | |
| Late/Upper Frasnian | USA (Alaska) | G. upatensis, G. perryi, G. cornuta (3102) | |
| Late/Upper Frasnian | Russian Federation (Kemerovskaya Oblast) | G. biplicata (84380) G. obi (84378) | |
| Late/Upper Frasnian | Canada (Northwest Territories) | G. cornuta (3397) | |
| Late/Upper Frasnian | USA (Arizona) | G. sp. (3374) | |
| Late/Upper Frasnian | Poland | Metabolipa greindli, Neometabolipa duponti (61840) | |