Title: Biblio RTF Export
Author: Biblio 7.x

C.  Niebuhr, Icones rerum naturalium, quas in itinere orientali depingi curavit Petrus Forskäl. Hauniae (Moller), 1776, p. 15.

F. H.  Troschel, ?Beiträge zur Kenntniss der Pteropoden?, Arch. Naturgeschichte, vol. 20, p. 241, 1854.

J.  Meisenheimer, ?Pteropoda?, Tiefsee Exp. 1898-1899, vol. 4, p. 314, 1905.

S.  Van Der Spoel, Pseudothecosomata, gymnosomata and heteropoda (gastropoda). Amsterdam: Bohn, Scheltema & Holkeme Utrecht, 1976, p. 484.