Trilobita - Phacopida - Cheiruridae

Alternative combination: Sphaerexochus pseudohemicranium

Belongs to Hemisphaerocoryphe according to T. Hansen 2005

See also Nikolaisen 1961

Sister taxa: Hemisphaerocoryphe elliptica, Hemisphaerocoryphe granulata, Hemisphaerocoryphe huebneri, Hemisphaerocoryphe inflatus, Hemisphaerocoryphe platinflata, Hemisphaerocoryphe sphaericus

Ecology: fast-moving low-level epifaunal carnivore

Distribution: found only at Zwolle (Ordovician of Netherlands)

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Specimen images are retrieved through the ePANDDA API.