Figs 8–13 in Two new species of Gulella (Mollusca Pulmonata: Streptaxidae) from the Taita Hills Kenya

Figs 8–13. Gulella ndiwenyiensis sp. n., anatomy of paratype 1: (8) salivary gland from columellar side; (9) penis from ventral side; (10) genitalia from dorsal side; (11) penis opened from dorsal side; (12, 13) views of interior surface of penis, greatly enlarged. Abbreviations: bc – bursa copulatrix, bsr – basal sheath retractor muscle, p – penis, pa – penial appendix, prm – penial retractor muscle, ps – penial sheath, sgd – salivary gland duct, v – vagina, vd – vas deferens.