Geragnostus (Microagnostus) calviformis Harrington and Leanza 1957 (artiopod)

Artiopoda - Agnostida - Metagnostidae

Full reference: H. J. Harrington and A. F. Leanza. 1957. Ordovician trilobites of Argentina. Department of Geology, University of Kansas Special Publication 1:1-276

Belongs to Geragnostus (Microagnostus) according to H. J. Harrington and A. F. Leanza 1957

See also Tortello and Esteban 2014

Sister taxa: Geragnostus (Microagnostus) callaveiformis, Geragnostus (Microagnostus) hoeki, Geragnostus (Microagnostus) micropeltis, Geragnostus (Microagnostus) neumanni, Geragnostus (Microagnostus) tilcuyensis, Geragnostus (Microagnostus) vilonii

Ecology: slow-moving epifaunal detritivore

Distribution:

• Ordovician of Argentina (1 collection)

• Skullrockian of Argentina (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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