Hemiarges turneri Chatterton and Ludvigsen 1976 (trilobite)

Trilobita - Lichida - Lichidae

Full reference: B. D. E. Chatterton and R. Ludvigsen. 1976. Silicified Middle Ordovician trilobites from the South Nahanni River Area, District of Mackenzie, Canada. Palaeontographica Abteilung A 154(1-3):1-106

Belongs to Hemiarges according to B. D. E. Chatterton and R. Ludvigsen 1976

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

Subtaxa: Hemiarges turneri amiculus Hemiarges turneri elassouothos Hemiarges turneri rasettii Hemiarges turneri turneri

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Type specimen: GSC 43450, a cephalon/head (cranidium)

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Whiterockian of United States (1: New York collection)

• Chazyan of Canada (6: Northwest Territories)

• Ordovician of Canada (1: Northwest Territories)

Total: 8 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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