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Genus Alocodera

Shell is pyriform, compressed in cross section, with a well-developed neck separated from the posterior part of the shell by two lateral indentations. Two lateral pores are situated in the indentations. Shell very transparent, yellowish, smooth, covered by small xenosomes. Aperture is arched in the narrow lateral view, surrounded by a thickened rim. Ecology: mosses. Monospecific. Type species: Alocodera cockayni (Penard, 1902)