Protozoa - Archaeospicularia - Echidninidae
Synonym: Aitchisonellum Won and Below 1999
Full reference: H. W. Kozur, H. Mostler, and J. E. Repetski. 1996. Well-preserved Tremadocian primitive Radiolaria from the Windfall Formation of the Antelope Range, Eureka County, Nevada, USA. Geol Paläont Mitt Innsbruck 21:245-271
Parent taxon: Echidninidae according to P. Noble et al. 2017
See also De Wever et al. 2001, Kozur et al. 1996, Won and Below 1999 and Won and Iams 2002
Sister taxa: Altaiesphaera, Cancellisphaera, Curvechidnina, Echidnina, Gigantospiculum, Grosmorneus, Neoechidnina, Subechidnina, Varispiculum, Westernbrookia
Subtaxa: Aitchisonellum aspinosus Parechidnina aspinosa Parechidnina delicata Parechidnina densa Parechidnina imperfecta Parechidnina jamesi Parechidnina nevadensis Parechidnina variospina
Type: Parechidnina aspinosa
Ecology: passively mobile planktonic omnivore
Distribution:
• Tremadoc of United States (1: Nevada collection)
• Cambrian of Canada (4: Newfoundland and Labrador)
Total: 5 collections including 7 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.