Subject ASC0000dv4
The Intellectual observer.
v.10 (1867), Page 247 (1867)
Harvard University, MCZ, Ernst Mayr Library
BHL Page 39470269
Keywords
snail mollusk invertebrate shell whelk eggs carychium minimum cyclostoma elegans dog-whelk dog whelk nassa reticulata purpura lapillus egg-capsules Whelk mollusc body egg capsules shells growth of shells fish egg capsule magnified