Rhynchonellata - Terebratulida - Dielasmatidae

Belongs to Dielasma according to G. Wang et al. 1982

Sister taxa: Dielasma adamanteum, Dielasma ambiense, Dielasma antecedens, Dielasma anteplicatum, Dielasma anterolatum, Dielasma bakhense, Dielasma bellulum, Dielasma bovidens, Dielasma brevicostatum, Dielasma carinthiacum, Dielasma chapini, Dielasma compactum, Dielasma complanatus, Dielasma convexa, Dielasma cordatum, Dielasma curvatum, Dielasma dadanense, Dielasma diabloense, Dielasma dubium, Dielasma einori, Dielasma ellipsoideum, Dielasma ellipticum, Dielasma elongatum, Dielasma emarginatum, Dielasma expansum, Dielasma fabiforme, Dielasma floresi, Dielasma giganteum, Dielasma gillingense, Dielasma glabrum, Dielasma grabaui, Dielasma gracile, Dielasma guttula, Dielasma hessense, Dielasma indentum, Dielasma jisuense, Dielasma kirillowense, Dielasma labiatum, Dielasma liardensis, Dielasma ligonorum, Dielasma longisulcatum, Dielasma magniforaminiferum, Dielasma mapingense, Dielasma mapingensis, Dielasma microrhynchum, Dielasma millepunctatum, Dielasma minor, Dielasma moelleri, Dielasma nexile, Dielasma obesum, Dielasma orientalis, Dielasma ovoidale, Dielasma parmularis, Dielasma perangustum, Dielasma perplexum, Dielasma phosphoriense, Dielasma pictile, Dielasma planidorsatum, Dielasma plica, Dielasma prolongatum, Dielasma purdoni, Dielasma pygmaeum, Dielasma radiatum, Dielasma rectimarginatum, Dielasma redux, Dielasma rigbyi, Dielasma robustum, Dielasma rotundum, Dielasma scitulum, Dielasma shafterense, Dielasma spatulatum, Dielasma sphena, Dielasma stoschensis, Dielasma subcirculare, Dielasma subcylindricum, Dielasma subelongatum, Dielasma subelongatum, Dielasma sulcatum, Dielasma sultanense, Dielasma supracarbonicum, Dielasma toulai, Dielasma trimuense, Dielasma truncatum, Dielasma truncatum, Dielasma uniplicatum, Dielasma vicinale, Dielasma zebratum, Dielasma zhijinense

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): valve 34.4 x 25.0