MolluscaBase name details
original description
Spoel, S. van der. (1976). <i>Pseudothecosomata, Gymnosomata and Heteropoda (Gastropoda).</i> Utrecht: Bohn, Scheltema & Holkema. 484 pp. [details]
basis of record
Spoel, S. van der & Dadon, J. R. (1999). Pteropoda. pp. 649-706, in: D. Boltovsloy (ed.), <i>South Atlantic Zooplankton</i>. Leiden: Backhuys Publishers. [details]