Fig. 4
Daonella fengshanensis sp. nov. All specimens composite moulds, from Unit E of the Lower Member of the Banna Formation (late Middle Anisian, early Middle Triassic), Jinya, Fengshan County, northwestern Guangxi, southwestern China. a, b NIGP 148209, paratype, right valve; b detail of a, showing posterodorsal part of right valve with posterior auricle (deformed and damaged). c NIGP 148213, paratype, external mould of left valve. d NIGP 148210, right valve. e NIGP 148214-1, right valve. f, g NIGP 148211, paratype, external mould of left valve; counterpart of NIGP 148212; f detail of g. h, i NIGP 148212, holotype, left valve; counterpart of NIGP 148211; i detail of h. All scale bars 5 mm; arrows pointing to posterior auricles