Bolaspidella Resser 1937 (trilobite)

Artiopoda - Ptychopariida - Menomoniidae

Synonyms: Apedopyanus Raymond 1937, Deissella Howell and Duncan 1939, Deltophthalamus Resser 1938, Howellaspis Lochmann and Denson 1944, Hysteropleura Raymond 1937

Parent taxon: Menomoniidae according to P. A. Jell and J. M. Adrain 2002

See also Palmer 1954, Robison 1964, Sepkoski 2002 and Stitt 1998

Sister taxa: Alataspis, Ampullatocephalina, Balderia, Biaverta, Bridgeia, Coenaspis, Dresbachia, Knechtelia, Menomonia, Nephalicephalus, Paramenomonia, Tavsenia, Verditerrina

Subtaxa: Bolaspidella contracta Bolaspidella convexa Bolaspidella housensis Bolaspidella jarrardi Bolaspidella prooculis Bolaspidella reesae Bolaspidella resseri Bolaspidella stymacantha

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Type: Ptychoparia housensis

Ecology: fast-moving low-level epifaunal suspension feeder

Distribution:

• Cambrian of Canada (4: Alberta, Newfoundland, Yukon collections), Greenland (6), India (1), United States (37: Alaska, Idaho/ Utah, New York, South Dakota, Texas, Utah, Vermont, Wyoming)

Total: 48 collections including 58 occurrences

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Specimen images are retrieved through the ePANDDA API.


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