Fig. 3From: A new pachypleurosaur (Reptilia: Sauropterygia) from the Middle Triassic of southwestern China and its phylogenetic and biogeographic implicationsThe skull of Dianmeisaurus mutaensis sp. nov. (HFUT MT-21-08-001). A photo; B, interpreted drawing. an, angular; ar, articular; ata, atlas arch; atc, atlas centrum; axc, axial centrum; bo, basioccipital; c3, 3rd cervical centrum; d, dentary; eo-op, exoccipital-opisthotic complex; f, frontal; fo, fontanelle; j, jugal; m, maxilla; n, nasal; p, parietal; par, prearticular; pm, premaxilla; po, postorbital; pof, postfrontal; prf, prefrontal; q, quadrate; r3, 3rd cervical rib; sa, surangular; so, supraoccipital; sq, squamosal. The red arrow marks the pit on the premaxilla-maxilla suture. Scale bars equal 1Â mmBack to article page