MolluscaBase source details
Blake, C. H. (1933). Arion circumscriptus in Massachusetts. The Nautilus. 46(3): 107.
434763
Blake, C. H.
1933
<i>Arion circumscriptus</i> in Massachusetts
The Nautilus
46(3): 107
Publication
Date
action
by
Arion circumscriptus G. Johnston, 1828 (additional source)