Achatella katharina Bradley 1930 (trilobite)

Trilobita - Phacopida - Pterygometopidae

Alternative combination: Dalmanites katharina

Full reference: J. H. Bradley. 1930. The fauna of the Kimmswick limestone of Missouri and Illinois. Contributions from the Walker Museum, University of Chicago 2(6):219-290

Belongs to Achatella according to D. M. Delo 1940

See also Bradley 1930

Sister taxa: Achatella (Achatella), Achatella achates, Achatella kuckersianus, Achatella schmidti, Achatella truncatocaudata, Achatella (Vironiaspis) kegelensis

Type specimen: Walker Museum 20685

Ecology: fast-moving low-level epifaunal carnivore


• Ordovician of United States (2: Illinois, Missouri collections)

Total: 2 collections each including a single occurrence

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