H. Wagele et Rc. Willan, THE MORPHOLOGY AND ANATOMY OF THE ANTARCTIC GASTROPOD BATHYBERTHELLA-ANTARCTICA (OPISTHOBRANCHIA, NOTASPIDEA, PLEUROBRANCHIDAE), Zoologica scripta, 23(4), 1994, pp. 313-324
The external morphology, anatomy and histology of the Antarctic notasp
idean Bathyberthella antarctica Willan & Bertsch, 1987 is described an
d the intraspecific variability presented. The species is compared wit
h the only other known pleurobranch from the high Antarctic zone, Tomt
hompsonia antarctica (Thiele, 1912).