CYCLOPHORIDAE Gray

Vermeulen, Jaap J., Liew, Thor-Seng & Schilthuizen, Menno, 2015, Additions to the knowledge of the land snails of Sabah (Malaysia, Borneo), including 48 new species, ZooKeys 531, pp. 1-139 : 11

Taxon classification Animalia Architaenioglossa Cyclophoridae

Family CYCLOPHORIDAE Gray

Short description.

Shell small to very large, dextral, discoid to ovoid to conical. Last whorl with or without a pore near the aperture; on the inside with ( Alycaeinae) or without a constriction. Sculpture absent, or inconspicuous to distinct spiral and/or radial sculpture present; periostracal sculpture often present. Aperture rounded to somewhat angular above; peristome often (distinctly) thickened. Umbilicus usually open, narrow to wide. Operculum corneous or calcareous, multispiral, nucleus approx. central (Family description adapted from Abbott 1989; Herbert and Kilburn 2004).

Habitat and distribution.

Terrestrial; ground- or tree-dwellers. Asia, Africa, Australia, and Oceania; fewer species in temperate regions.