Hemiarges diadayma Rudkin et al. 1994 (trilobite)

Trilobita - Lichida - Lichidae

Full reference: D. M. Rudkin, R. P. Tripp, and R. Ludvigsen. 1994. The Ordovician trilobite genus Hemiarges (Lichidae: Trochurinae) from North American and Greenland. New York State Museum Bulletin 481:289-306

Belongs to Hemiarges according to D. M. Rudkin et al. 1994

Sister taxa: Hemiarges angustifrons, Hemiarges antelucanus, Hemiarges avalanchensis, Hemiarges balanus, Hemiarges extremus, Hemiarges inghami, Hemiarges insolitus, Hemiarges leviculus, Hemiarges maccullochi, Hemiarges memorans, Hemiarges paulianus, Hemiarges rohri, Hemiarges troedssoni, Hemiarges turneri, Hemiarges warburgae, Hemiarges wesenbergensis, Hemiarges zhaobishanensis

Type specimen: ROM 46091, a cephalon/head (cranidium). Its type locality is Southwestern District of Mackenzie, Prairie Creek (C-655), which is in a Wildernessian carbonate limestone in the Whittaker Formation of Canada.

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of Canada (3: Northwest Territories collections)

Total: 3 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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