Artiopoda - Phacopida - Cheiruridae
Full reference: T. Kobayashi and T. Hamada. 1974. Silurian trilobites of Japan in comparison with Asian, Pacific and other faunas. Palaeontological Society of Japan Special Papers 18:1-155
Belongs to Sphaerexochus according to T. Kobayashi and T. Hamada 1974
Sister taxa: Sphaerexochus arenosis, Sphaerexochus arenosus, Sphaerexochus atacius, Sphaerexochus brandlyi, Sphaerexochus bridgei, Sphaerexochus britanicus, Sphaerexochus calvus, Sphaerexochus desertus, Sphaerexochus dimorphus, Sphaerexochus discrepans, Sphaerexochus eurys, Sphaerexochus fibrisulcatus, Sphaerexochus glaber, Sphaerexochus hapsidotus, Sphaerexochus hiratai, Sphaerexochus hisingeri, Sphaerexochus johnstoni, Sphaerexochus laciniatus, Sphaerexochus latifrons, Sphaerexochus molongloensis, Sphaerexochus parvus, Sphaerexochus pulcher, Sphaerexochus romingeri, Sphaerexochus scabridus, Sphaerexochus tuberculatus, Sphaerexochus valcourensis, Sphaerometopus
Type specimen: PAt 7368, a pygidium. Its type locality is Loc. 3. Ys 15. Gomi Quarry, which is in a Ludlow reef, buildup or bioherm reef rocks in the Fukata Formation of Japan.
Ecology: fast-moving low-level epifaunal carnivore
Distribution: found only at Loc. 3. Ys 15. Gomi Quarry
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.