Extinct genus of hurdiid radiodonts
Ursulinacaris Temporal range:
Wuliuan
PreꞒ
Ꞓ
O
S
D
C
P
T
J
K
Pg
N
Appendages from the Mount Cap Formation
Scientific classification
Domain:
Eukaryota
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
† Dinocaridida
Order:
† Radiodonta
Family:
† Hurdiidae
Genus:
† Ursulinacaris
Species:
†U. grallae
Binomial name
† Ursulinacaris grallae Pates et al. 2019
Ursulinacaris is a genus of hurdiid radiodont from the Cambrian of North America. It contains one known species, Ursulinacaris grallae . It was described in 2019, based on fossils of the frontal appendages discovered in the 1990s and thereafter. The endites of Ursulinacaris were very slender, unlike other hurdiids such as Peytoia or Hurdia .[1] It was initially reported as the first hurdiid with paired endites (a feature only present in other non-hurdiid radiodonts), but Moysiuk & Caron (2021) suggested that it is actually the preservation of the fossils and thus no paired endites.[2] [3]
^ Pates, Stephen; Daley, Allison C.; Butterfield, Nicholas J. (2019-06-11). "First report of paired ventral endites in a hurdiid radiodont". Zoological Letters . 5 (1): 18. doi:10.1186/s40851-019-0132-4 . ISSN 2056-306X. PMC 6560863 . PMID 31210962.
^ Moysiuk, Joseph; Caron, Jean-Bernard (2021). "Exceptional multifunctionality in the feeding apparatus of a mid-Cambrian radiodont". Paleobiology . 47 (4): 704–724. Bibcode:2021Pbio...47..704M. doi:10.1017/pab.2021.19 . ISSN 0094-8373. S2CID 236552819.
^ Potin, Gaëtan J.-M.; Daley, Allison C. (2023). "The significance of Anomalocaris and other Radiodonta for understanding paleoecology and evolution during the Cambrian explosion". Frontiers in Earth Science . 11 . Bibcode:2023FrEaS..1160285P. doi:10.3389/feart.2023.1160285 . ISSN 2296-6463.
Last Update: 2024-06-17T04:02:04Z
Ursulinacaris is a genus of hurdiid radiodont from the Cambrian of North America. It contains one known species, Ursulinacaris grallae. It was described...
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Last Update: 2024-06-23T18:13:58Z
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of endites, with Cordaticaris bearing seven endites of equal length. Ursulinacaris is unique among hurdiids in bearing paired endites, which is likely...
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Last Update: 2023-11-24T14:42:17Z
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Last Update: 2024-06-24T05:11:39Z
Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-06-23T18:43:57Z
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Last Update: 2024-06-24T09:42:37Z
Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-03-16T18:36:54Z
Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-06-25T01:18:30Z
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Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-06-23T15:13:12Z
Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-06-21T09:16:49Z
Hurdia 1992 Burgess Shale Peytoia 1911 Burgess Shale Zawiszyn Formation Ursulinacaris 2019 Mount Cap Formation Carrara Formation Titanokorys 2018 Burgess...
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Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-06-23T18:38:01Z
Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-06-23T21:25:46Z
Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
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Last Update: 2024-03-15T09:45:21Z
Cordaticaris Hurdia Pahvantia Peytoia Schinderhannes Stanleycaris Titanokorys Ursulinacaris Zhenghecaris? Aegirocassisinae Aegirocassis Pseudoangustidontus...
Word Count : 756