Poronileus fistulosus Fortey 1975 (trilobite)

Trilobita - Asaphida - Nileidae

Full reference: R. A. Fortey. 1975. The Ordovician trilobites of Spitsbergen. II. Asaphidae, Nileidae, Raphiophoridae and Telephinidae of the Valhollfonna Formation. Norsk Polarinstitutt, Skrifter 162:1-125

Belongs to Poronileus according to R. A. Fortey 1975

Sister taxa: Poronileus isoteloides, Poronileus jugatus, Poronileus vallancei

Type specimen: PMO NF 2440, a cephalon/head (cranidium)

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of United States (1: Nevada collection)

• Whiterockian of Norway (1)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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