Amphicyclotulus dominicensis has spiral cords which are clearly visible and raised.[3]
There are only two species in the genus Amphicyclotulus in Dominica.[3] The other species is Amphicyclotulus amethystinus, which has either no spiral threads or ones that are only weakly present.[3]
Amphicyclotulus dominicensis is smaller than the Amphicyclotulus amethystinus.[3]Amphicyclotulus dominicensis is more coarsely sculptured and has a higher spire.[3] It has been found on the leeward and windward sides of the island of Dominica, at low elevations only.[3]
This article incorporates CC-BY-3.0 text from the reference.[3]
^ abBartsch P. (1942). "The cyclophorid mollusks of the West Indies, exclusive of Cuba": 43-141. page 57, pl. 10 fig. 9-11. In: Torre C. de la, Bartsch P. & Morrison J. P. E. (1942). "The cyclophorid operculate land mollusks of America". Bulletin United States National Museum181: 1-306, pls 1-42.