Atelelasma primotica Ross and Barnes 1967 (lamp shell)

Strophomenata - Billingsellida - Clitambonitidae

Full reference: R. J., J.r. Ross and H. B. Barnes. 1967. Some Middle Ordovician Brachiopods and Trilobites from the Basin Ranges, Western United States. United States Geological Survey Professional Paper 523-D:D1-D4

Belongs to Atelelasma according to R. J., Jr. Ross and H. B. Barnes 1967

Sister taxa: Atelelasma decorticatum, Atelelasma dorsoconvexum, Atelelasma longisulcum, Atelelasma multicosta, Atelelasma perfectum, Atelelasma subdorsoconvexum

Type specimen: USNM 145698. Its type locality is D 831 CO, which is in a Whiterockian shallow subtidal limestone in the Antelope Valley Formation of Nevada.

Ecology: stationary epifaunal suspension feeder

Distribution:

• Whiterockian of United States (3: Nevada collections)

Total: 3 collections each including a single occurrence

Show more details


Specimen images are retrieved through the ePANDDA API.


Click image to enlarge. Click to access iDigBio record.