†Listroa toxoura Palmer 1962 (trilobite)
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Trilobita - Olenida - Aphelaspidae
Full reference: A.R. Palmer. 1962. Glyptagnostus and associated trilobites in the United States. United States Geological Survey Professional Paper 374(F):F1-F49
Belongs to Listroa according to A.R. Palmer 1962
Sister taxa: none
Type specimen: USNM 143192, a cephalon/head (cranidium)
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (1: Yukon collection), United States (7: Nevada)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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