Trilobita - Phacopida - Calymenidae
Alternative combination: Apocalymene quadrilobata
Full reference: B. D. E. Chatterton. 1971. Taxonomy and ontogeny of Siluro-Devonian trilobites from near Yass, New South Wales. Palaeontographica Abteilung A 137(1-3):1-108
Belongs to Gravicalymene according to P. M. Smith and M. C. Ebach 2020
See also Chatterton 1971 and Chatterton and Campbell 1980
Sister taxa: Calymene (Gravicalymene) angustior, Gravicalymene arcuata, Gravicalymene asperula, Gravicalymene australis, Gravicalymene bakeri, Gravicalymene capitovata, Gravicalymene changyangensis, Gravicalymene convolva, Gravicalymene cootamundrensis, Gravicalymene coppinsensis, Gravicalymene deani, Gravicalymene eunoa, Gravicalymene hagani, Gravicalymene hamlagdadica, Gravicalymene hetera, Gravicalymene hornyi, Gravicalymene inflata, Gravicalymene jugifera, Gravicalymene kilmorensis, Gravicalymene lardeuxi, Gravicalymene longmenshanensis, Gravicalymene maura, Gravicalymene pola, Gravicalymene pontilis, Gravicalymene quadrata, Gravicalymene scutula, Gravicalymene susi, Gravicalymene tedderensis, Gravicalymene truncatus, Gravicalymene vaccina, Gravicalymene xibieheense, Gravicalymene yamakoshii, Gravicalymene zhenzishanensis
Type specimen: ANU 17844, a cephalon/head (cranidium). Its type locality is Chatterton Loc. C, near Yass, which is in an Emsian marine limestone in the Taemas Formation of Australia.
Ecology: nektobenthic carnivore
Distribution:
• Devonian of Australia (3 collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.