30140 - Top Beautiful 0.31 Inch Bolaspidella Middle Cambrian Trilobite - Utah USA
30140 - Top Beautiful 0.31 Inch Bolaspidella Middle Cambrian Trilobite - Utah USA 30140 - Top Beautiful 0.31 Inch Bolaspidella Middle Cambrian Trilobite - Utah USA 30140 - Top Beautiful 0.31 Inch Bolaspidella Middle Cambrian Trilobite - Utah USA 30140 - Top Beautiful 0.31 Inch Bolaspidella Middle Cambrian Trilobite - Utah USA

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30140 - Top Beautiful 0.31 Inch Bolaspidella Middle Cambrian Trilobite - Utah USA

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Species
† Bolaspidella (Resser, 1937)
Age
Middle Cambrian,(~509 Million Years)
Location
Utah, USA
Formation
House Range Formation
Size
7.8 mm   •    in
Weight
67 g   •    oz
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Description
Bolaspidella, Resser 1937 (trilobite)
Trilobita - Ptychopariida - Menomoniidae
  
PaleoDB taxon number: 20361

Synonym: Deissella Howell and Duncan 1939 (taxon 380600)

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

See also Robison 1964 and Sepkoski 2002

Sister taxa: Balderia, Densonella, Dresbachia, Howellaspis, Hysteropleura, Josina, Menomonia, Nephalicephalus, Paramenomonia, Tavsenia, Verditerrina

Subtaxa: Bolaspidella convexa

View classification

Ecology: fast-moving low-level epifaunal suspension feeder

Environments: marine (4 collections), carbonate (2), basinal (siliciclastic) (1), deep subtidal shelf (1), slope (1), offshore (1), deep subtidal ramp (1), offshore shelf (1)

Age range: 501.0 to 498.5 Ma

Distribution:

• Marjumian of Greenland (5 collections), United States (6: New York, Utah)

• Cambrian of Canada (1: Yukon), Greenland (1), India (1), United States (9: Alaska, Utah, Wyoming)
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