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Knoxiella
Taxonomy
Knoxiella is a genus. It is not extant.
It was assigned to Podocopida by Sepkoski (2002); and to Knoxitidae by Crasquin (2008).
It was assigned to Podocopida by Sepkoski (2002); and to Knoxitidae by Crasquin (2008).
Species
Species lacking formal opinion data
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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. †Knoxiella
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†Knoxiella infirma Shi 1982
†Knoxiella oblonga Wang 1978
†Knoxiella rutkowskiae Kesling and Chilman 1978
†Knoxiella truncata Kesling and Chilman 1978
†Knoxiella vardarensis Crasquin 2010
†Knoxiella ventrospinosa Crasquin 2008
†Knoxiella xinhuaensis Wang 1978
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| carapace height | 7 | 0.412 | 0.300 | 0.520 | 0.450 | 0.087 | |
| shell height | 4 | 0.451 | 0.300 | 0.850 | 0.405 | 0.247 | |
| valve height | 12 | 0.344 | 0.190 | 0.490 | 0.370 | 0.082 |
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| Source: o = order, c = class | |||||
| References: Alvarez et al. 2008, Kiessling 2004 | |||||
Age range: base of the Lochkovian to the top of the Griesbachian or 419.62000 to 250.50000 Ma
Collections (77 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | Russian Federation | K. sp. (23646) | |
| Emsian | Canada (Northern Territories) | K. sp. (233061) | |
| Emsian | Saudi Arabia | K. sp. (80262) | |
| Givetian | USA (Michigan) | K. rutkowskiae, K. truncata (38475 38476) | |
| Givetian | France | K. sp. 1 (38681 38683) | |
| Givetian | China | K. sichuanensis (235938) | |
| Givetian | USA (Ohio) | K. rutkowskiae, K. truncata (81857 206972 206973 206974) | |
| Givetian | USA (New York) | K. reticulata (76103) | |
| Late/Upper Frasnian | Poland | K. sp. (35392 35401) | |
| Early/Lower Famennian | USA (Nevada) | K. sp. (158171) K. sp. A (158153) | |
| Tournaisian | China (Guizhou) | K. sp. (58462) | |
| Asselian | Greece | K. oblonga (112051) | |
| Asselian - Sakmarian | Thailand | K. sp. 2 (137897) | |
| Artinskian | Canada (British Columbia) | Geisina infirma (106671) | |
| Kungurian | China (Jiangsu) | K. xinhuaensis (142184 142185 142186 142187 142188 142189 142190) | |
| Kungurian | China (Fujian) | K. subovata (95705 95706 95707) | |
| Roadian | Thailand | K. sp. 2 (137901) | |
| Wordian | Türkiye | K. infirma (47801 47905) | |
| Wordian | Thailand | K. sp. 1 (137922) | |
| Capitanian | Greece | K. oblonga (112076) | |
| Capitanian | China (Sichuan) | K. sp.1 (189467) | |
| Wuchiapingian | China (Guizhou) | K. langdaiensis, K. xinhuaensis (112106) K. suboblonga (112115) K. subovata (112100) K. xinhuaensis (112108) | |
| Wuchiapingian | China (Sichuan) | K. sp.2 (189472) | |
| Changhsingian | Italy | K. ventrospinosa (84130 84152 87163 87165 87166 87192 87193) | |
| Changhsingian | China (Guizhou) | K. langdaiensis, K. subovata (98029) K. langdaiensis, K. xinhuaensis (111980) K. subovata (112017) | |
| Changhsingian | Saudi Arabia | K. infirma (87277 87282) | |
| Changhsingian | China (Sichuan) | K. englundi (148500) K. sp. (148481 148483 148510) K. xinhuaensis (148502 148511 148512) | |
| Changhsingian | China (Zhejiang) | K. infirma (97919 117588 117590 117592 117595 117596 117597 117598 117601 117625 117671) | |
| Changhsingian | Serbia | K. vardarensis (112044 112046 112049) | |
| Griesbachian | China (Guizhou) | K. subovata, K. langdaiensis, K. xinhuaensis (112112) | |
| Griesbachian | Saudi Arabia | K. suboblonga (87279) |