Habe & Kosuge, 1966 : 328 Houbrick 1985 : 51 Okutani 2000 : 120 Poppe 2008a : 294 Thach 2005 : 44 Zvonareva et al . 2015 : 8 Cheсklist of gastropod molluscs in mangroves of Khanh Hoa province, Vietnam Zvonareva, Sofya Kantor, Yuri Zootaxa 2016 4162 3 401 437 5ZDVB Habe & Kosuge, 1966 Habe & Kosuge 1966 [151,799,1109,1135] Gastropoda Cerithiidae Clypeomorus Animalia 9 410 Mollusca species batillariaeformis     Clypeomorus batillariaeformis  Habe & Kosuge, 1966: 328–329, pl. 29, fig. 13.    Clypeomorus batillariaeformis:  Houbrick 1985: 51–63, figs 23–27 (full synonymy);  Okutani 2000: 120–121, pl. 60, fig. 29;  Poppe 2008a: 294–295, pl. 91, fig. 15;  Thach 2005: 44;  Zvonareva et al. 2015: 8.     Materialexamined. Dam Bay, natural mangroves, 2 specimens.  Abundance.Rare.   Measurements.Up to 40 mm( Okutani 2000).  Ecological notes.Spawn are deposited on the undersides of rocks. Reproduction lecithotrophic, with short (about 24 hours) free-swimming phase ( Houbrick 1985). Epifaunal inhabitant of the upper intertidal zone, usually occurs in dense populations on hard substrate, where it frequently clusters at low tide ( Houbrick 1985). In studied sites only two specimens of this species were found on the pneumatophores of mangrove trees in upper intertidal zone.  Relation to mangroves.Eurybiotic.   Distribution in Vietnam.Northern-east coast, northern delta, central coast ( Thach 2005).  General distribution.Wide Indo-Pacific distribution ( Houbrick 1985). 1306554454 [151,877,1343,1368] Material Dam Bay 9 410 2