Shell-bearing Mollusca (Bivalvia and Gastropoda) from submarine caves in Hong Kong Author Lam, Katherine Author Morton, Brian Author Leung, K. F. text Journal of Natural History 2008 2008-03-31 42 9 - 12 927 952 http://dx.doi.org/10.1080/00222930701862674 journal article 10.1080/00222930701862674 1464-5262 5225019 Ephippodonta oedipus Morton, 1976:31–39 , pl. 3, fig. 1–3, 4D and 5E ( Figure 2N ) Description An adult female was collected. Shell length, 3–4 mm , thin, translucent, white, equivalve, semi-elliptical, with straight hinge line. Shell external sculpture a fine reticulate network of riblets and concentric striae. Shell valves widely splayed to mimic a limpet-like mode of life. Type locality Hong Kong . Distribution Hong Kong . Within coral galleries.