Figure 8 Shells. A–C. Taphrenalla diadema. A. specimen CUMZ 7175. B. specimen CUMZ 7177. C. specimen CUMZ 7171 showing channel-shaped suture with wide bottom. D, E. T in Integrative systematics reveals the new land-snail genus Taphrenalla (Eupulmonata: Ariophantidae) with a description of nine new species from Thailand

Figure 8 Shells. A–C. Taphrenalla diadema. A. specimen CUMZ 7175. B. specimen CUMZ 7177. C. specimen CUMZ 7171 showing channel-shaped suture with wide bottom. D, E. T. dalli sp. nov. D. holotype CUMZ 7183. E. specimen CUMZ 7189 showing channel-shaped suture with very wide bottom. Inset SEM image showing shell sculpture of each species.