Shells of two different species of sea snail: on the left is the normally sinistral (left-handed) shell of Neptunea angulata, on the right is the normally ... Shell layers · Parts of the shell · Shape of the shell |
They are placed in seven classes. Gastropoda - gastropods (snails, whelks, cowries, etc.), Bivalvia - bivalves (cockles, clams, scallops etc.) Scaphopoda (tusk ... |
The Muricidae is one of the largest families of marine snails, with more than. 1,000 species. Given their numbers, it is no surprise that murex snails have a ... |
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