Labiostria sigmoidalis Palmer 1954 (trilobite)

Trilobita - Olenida - Aphelaspidae

Full reference: A. R. Palmer. 1954. The Faunas of the Riley Formation in Central Texas. Journal of Paleontology 28(6):709-786

Belongs to Labiostria according to A. R. Palmer 1954

Sister taxa: Aphelaspis brachyphasis, Aphelaspis buttsi, Aphelaspis constricta, Aphelaspis granulata, Aphelaspis longifrons, Aphelaspis longispina, Aphelaspis spinosa, Aphelaspis subditus, Aphelaspis walcotti, Labiostria conveximarginata, Labiostria gibbae, Labiostria westropi

Type specimen: UT-32147, a cephalon/head (cranidium). Its type locality is WC-795, which is in a Paibian marine sandstone/limestone in the Riley Formation of Texas.

Ecology: fast-moving low-level epifaunal carnivore


• Cambrian of United States (2: Texas collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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