West Coast Marine Shells |
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Common terms and phrases
Abalone Acmaea ammonite aperture apex attached Basket-shell beaches bivalves Black Abalone body whorl burrow California cephalopod Chiton coiled columella concentric lines conspicuous covered cuttlefish Elementary Schools epidermis Figure 13 flattened foot four inches Gastropod Shells Gastropod Shells continued Giant Chiton Group of Gastropod Haminoea heavy shell hinge Hoof-shell Horn-mouth Horse-Mussel inch and one-half inside Johnson and Snook Keyhole Limpet knobs Limpet lines of growth living mollusk Macmillan Company mantle margin Modiolus mollusk body Moon-snail muscle Mussel N.C.S. Diameter N.C.S. Height N.C.S. Length Nassarius Nautilus nearly numbers one-half inches operculum outer lip oyster periostracum Piddock Pismo Clam plates posterior end pupils Purple radiating ribs radula reaches one inch reaches three inches reaches two inches Rock-shell rocks rough Scallop Seashore Animals Shells thin shipworm siphons smooth snail Soft-shell Clam species specimen spiral ridges spiral shell surface suture teeth TOOTH SHELLS Turban umbilicus Umbo usually varices Varix