ammonites
Euomphalus mongolicus Grabau 1931 (snail)

Gastropoda - Euomphalina - Euomphalidae

Full reference: A. W. Grabau. 1931. The Permian of Mongolia. Natural History of Asia 4:1-665

Belongs to Euomphalus according to A. W. Grabau 1931

Sister taxa: Euomphalus (Schizostoma), Euomphalus acuticosta, Euomphalus acutus, Euomphalus altus, Euomphalus angularis, Euomphalus anticostiensis, Euomphalus araneifer, Euomphalus archiaci, Euomphalus articulatus, Euomphalus basinodosus, Euomphalus biarmatus, Euomphalus bundtzeni, Euomphalus cassianus, Euomphalus catilliformis, Euomphalus catillus, Euomphalus cera, Euomphalus conradi, Euomphalus cornudanus, Euomphalus crotalostomus, Euomphalus dentatus, Euomphalus dissoluta, Euomphalus eurekensis, Euomphalus fairchildi, Euomphalus fenestralis, Euomphalus helicinus, Euomphalus illinoisensis, Euomphalus kaibabensis, Euomphalus latus, Euomphalus lineatus, Euomphalus mapingensis, Euomphalus minimus, Euomphalus minor, Euomphalus mohri, Euomphalus neapolitanus, Euomphalus nitidulus, Euomphalus nodulosus, Euomphalus oldhami, Euomphalus patulus, Euomphalus pentangulatus, Euomphalus perspectivus, Euomphalus perversus, Euomphalus planodorsatus, Euomphalus planorbis, Euomphalus plummeri, Euomphalus radiatus, Euomphalus rotundus, Euomphalus schnurii, Euomphalus serratus, Euomphalus similis, Euomphalus simuloides, Euomphalus sinister, Euomphalus studeri, Euomphalus subtrigonalis, Euomphalus sulcatus, Euomphalus telleri, Euomphalus tenuistriatus, Euomphalus trigonalis, Euomphalus triliris, Euomphalus tuberculatus, Euomphalus utahensis, Euomphalus venustus, Euomphalus verneuili, Straparollus (Euomphalus) alaskensis, Straparollus (Euomphalus) asanoi, Straparollus (Euomphalus) brooksensis, Straparollus (Euomphalus) carbonarius, Straparollus (Euomphalus) elegans, Straparollus (Euomphalus) equalis, Straparollus (Euomphalus) glabribasis, Straparollus (Euomphalus) konobasis, Straparollus (Euomphalus) levicarinatus, Straparollus (Euomphalus) marginatiformis, Straparollus (Euomphalus) pancakensis, Straparollus (Euomphalus) parvulus, Straparollus (Euomphalus) parvus, Straparollus (Euomphalus) pernodosus, Straparollus (Euomphalus) pugilis, Straparollus (Euomphalus) qingyanensis, Straparollus (Euomphalus) subplanus, Straparollus (Euomphalus) sumatrensis, Straparollus (Euomphalus) uedai, Straparollus (Euomphalus) umbilicatus, Straparollus (Euomphalus) variabilis, Phymatifer coroniferus, Phymatifer peruvianus, Paromphalus rotundus, Schizostoma africanum, Schizostoma fasciatum, Euomphalus (Schizostoma) cirridioides, Schizostoma costata

Type specimen: Its type locality is Jisu Honguer 1192, Marginifera typica Bed, which is in a Wordian carbonate limestone in the Zhesi Formation of China

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): shell width 34.2