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Howellella
Taxonomy
Howellella was named by Kozlowski (1946). Its type is Terebratula crispa. It is the type genus of Howellellinae.
It was assigned to Spiriferacea by Kirk and Amsden (1952); to Acrospiriferinae by Bassett and Cocks (1974); to Delthyridinae by Jones (1982); to Spiriferida by Sepkoski (2002); and to Howellellinae by Williams et al. (2006).
It was assigned to Spiriferacea by Kirk and Amsden (1952); to Acrospiriferinae by Bassett and Cocks (1974); to Delthyridinae by Jones (1982); to Spiriferida by Sepkoski (2002); and to Howellellinae by Williams et al. (2006).
Species
Species lacking formal opinion data
Delthyris scabra, H. amsdeni, H. amurensis, H. anceps, H. angulata, H. angustiplicata, H. arctica, H. australis, H. bourreti, H. bragensis, H. carlsi, H. complicata, H. cortazari, H. crispina, H. crispus, H. cuneata, H. cuniculi, H. cyclopterus, H. dashtygoica, H. derelicta, H. digitatioides, H. digitatoides, H. digitoides, H. elevataeformis, H. eriensis, H. globosa, H. henryhousensis, H. inchoans, H. khalfina, H. khalfini, H. koneprusensis, H. konieprusensis, H. kulkovi, H. laeviplicata, H. latisinuata, H. latisulcata, H. lunae, H. medioplicata, H. mercuri, H. mercuriformis, H. minora, H. mongolica, H. multiplicata, H. nucula, H. ohionensis, H. orphana, H. papaoensis, H. parvula, H. praevius, H. pseudoacutolobata, H. pseudogibbosa, H. rzonsnickajae, H. scabra, H. secans, H. shiqianensis, H. splendens, H. spuria, H. subgregarius, H. talenti, H. tapsaensis, H. tingi, H. uniplicata, H. uniplicatus, H. vanuxemi, H. yacutica, H. yukianensis, H. yukiangensis, H. zaleszczykiensis
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Crispella Kozlowski |
| 1945 | Spirifer (Crispella) Lamont and Gilbert |
| 1946 | Howellella Kozlowski p. 295 |
| 1952 | Howellella Kirk and Amsden |
| 1974 | Howellella Bassett and Cocks |
| 1982 | Howellella Jones p. 1393 |
| 2002 | Howellella Sepkoski |
| 2006 | Howellella Williams et al. p. 1826 |
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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. †Howellella Kozlowski 1946
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†Howellella anglica Lamont and Gilbert 1945
†Howellella crispa Hisinger 1827
†Howellella cycloptera Hall 1857
†Howellella cycloptera monitorensis Merriam 1973
†Howellella elegans Muir-Wood 1925
†Howellella porcata Jin et al. 1993
†Howellella smithi Waite 1956
†Howellella subinsignis Reed 1927
†Howellella textilis Talent 1963
Invalid names: Crispella Kozlowski 1929 [replaced]
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: Nesnidal et al. 2013, Aberhan et al. 2004, Hendy 2009 | |||||
Age range: base of the Niagaran to the top of the Middle Frasnian or 439.40000 to 375.20000 Ma
Collections (685 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandovery | Canada (Québec) | H. multiplicata (24543) | |
| Llandovery | Mongolia (Gobi Altai) | H. elegans (13188) H. sp. (13329) | |
| Llandovery | Canada (Ontario) | H. sp. (461) | |
| Llandovery | USA (Iowa) | H. sp. (25041) | |
| Llandovery | Canada (Yukon) | H. sp. (515) | |
| Llandovery | USA (New York) | H. sp. (462) | |
| Llandovery - Wenlock | USA (New Hampshire) | H. sp. 2 (537) | |
| Llandovery - Wenlock | Venezuela | H. sp. (25066) | |
| Llandovery - Wenlock | United Kingdom (England) | H. elegans (23089) | |
| Llandovery - Wenlock | USA (Nevada) | H. sp. (24787) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Emsian | Australia (Queensland) | H. sp. (39880) | |
| Emsian | China (Guangxi) | H. sp. (65074) | |
| Emsian | Australia (New South Wales) | H. textilis (39884 39887 39888 39889) | |
| Zlichovian | Canada (Yukon) | H. sp. (81647) | |
| Late/Upper Emsian | Russian Federation | H. pseudoacutolobata (35715 35716 35718 35720) | |
| Late/Upper Emsian | China (Guangxi) | H. nucula, H. sp. (4815) H. papaoensis (4863) H. sp. (4804 4809 4813) H. yukianensis (4057 4692) H. yukiangensis (4803) | |
| Late/Upper Emsian - Eifelian | Russian Federation | H. pseudoacutolobata (35721) | |
| Eifelian | Canada (Nunavut) | H. sp. (65978) | |
| Eifelian | Mongolia | H. sp. (79716) | |
| Middle Frasnian | France | H. sp. (65763 65764 65765 65766) | |