FIGURE 12. B–J, Cerithidea quoyii. K–P, C. andamanensis. A, Q in The genus Cerithidea Swainson, 1840 (Gastropoda: Potamididae) in the Indo-West Pacific region

FIGURE 12. B–J, Cerithidea quoyii. K–P, C. andamanensis. A, Q–CC, C. dohrni. A, Specimen labelled as a syntype of Cerithium quoyii Hombron & Jacquinot, 1834, 'Borneo' (MNHN 25693), but this is not accepted (see text). This shell is probably a specimen of C. dohrni. B, Uglam Hujung, Kudat, Sabah, Malaysia (NHMUK 20130247). C, Ban Na Glua, Chantaburi, Thailand (NHMUK 20130248). D–G, C. quadrata G.B. Sowerby II, 1866, syntype, Melaka, Malaysia (NHMUK 20130228; views of same specimen). H–J, Ubin I., Singapore (NHMUK 20130249; I, J views of same specimen). K–N, C. andamanensis n. sp., holotype, King I., Mergui Arch., Burma (NHMUK 1887.3.10.24; views of same specimen). O, juvenile, Ao Nam Bor, Phuket I., Thailand (NHMUK 20130250). P, Andaman Is (NHMUK 20130251). Q, Manila, Philippines (NHMUK 20130252). R, Iwahig, Palawan, Philippines (USNM 862793). S–V, no locality (NHMUK 20130253; views of same specimen). W, X, Cavite, Luzon, Philippines (USNM 232955). Y, Z, Cerithium (Cerithidea) kieneri var. dohrni Kobelt, 1890, lectotype, Philippines (SMF 228131). AA, Lapu Lapu, Mactan, Philippines (NHMUK 20130254). BB, Abatan R., Bohol, Philippines (NHMUK 20130255). CC, Abatan R., Bohol, Philippines (MNHN M49/BC2153). Photography credits: A, MNHN; Y, Z, S. Hof, courtesy R. Janssen, SMF.