Artiopoda - Olenida - Olenidae
Alternative spelling: Hypermercaspis
Parent taxon: Hypermecaspidinae according to D. S. Monti and V. A. Confalonieri 2019
See also Harrington and Leanza 1957, Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: none
Subtaxa: Hypermecaspis alveus Hypermecaspis armata Hypermecaspis asiatica Hypermecaspis branisai Hypermecaspis brevifrons Hypermecaspis bulmani Hypermecaspis chamarrensis Hypermecaspis edselbrussai Hypermecaspis inermis Hypermecaspis kolouros Hypermecaspis latigena Hypermecaspis mimitis Hypermecaspis occidentalis Hypermecaspis rugosa Hypermecaspis venerabilis Hypermecaspis venulosa
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Chazyan of Canada (1: Newfoundland and Labrador collection)
• Whiterockian of Canada (1: Newfoundland and Labrador), Norway (3)
• Arenig of Argentina (4), Australia (1), Bolivia (3), Norway (3), the United Kingdom (1)
• Arenigian of Argentina (10)
• Ordovician of Argentina (5), Bolivia (2), China (1), Norway (3), the Russian Federation (1), the United Kingdom (1), United States (3: Nevada)
• Ibexian of Norway (1), United States (1: California)
Total: 45 collections including 50 occurrences
Specimen images are retrieved through the ePANDDA API.
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