Intertidal Invertebrates of the Monterey Bay Area, California

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Compiled & photographed by Gary McDonald, Long Marine Laboratory, University of California, Santa Cruz
Mollusca: Gastropoda
Eogastropoda:
Patellogastropoda		 Orthogastropoda:
Vetigastropoda		 Orthogastropoda:
Caenogastropoda:
Sorbeoconcha:
Hypsogastropoda:
Littorinimorpha		 Orthogastropoda:
Caenogastropoda:
Sorbeoconcha:
Hypsogastropoda: Ptenoglossa		 Orthogastropoda:
Caenogastropoda:
Sorbeoconcha:
Hypsogastropoda:
Neogastropoda
thumb_Lottia_scabra_0016.jpg
True Limpets		 thumb_Chlorostoma_funebralis_0011.jpg
Abalones, Keyhole Limpets, Turban Snails, & Top Snails		 thumb_Trivia_californiana_0001.jpg
"Mesogastropod" Snails		 thumb_Opalia_borealis_0001.jpg
Wentletraps, et al.		 thumb_Aptyxis_luteopictus_0005.jpg
"Neogastropod" Snails
Orthogastropoda:
Heterobranchia:
Nudibranchia:
Aeolidina		 Orthogastropoda:
Heterobranchia:
Nudibranchia:
Doridina		 Orthogastropoda:
Heterobranchia:
Nudibranchia:
Dendronotina		 Orthogastropoda:
Heterobranchia:
Nudibranchia:
Arminina		 Orthogastropoda:
Heterobranchia:
Sacoglossa
thumb_Hermissenda_crassicornis_0050.jpg
Nudibranchia: Aeolidina		 thumb_Peltodoris_nobilis_2_0023.jpg
Nudibranchia: Doridina 		thumb_Dendronotus_frondosus_0011.jpg
Nudibranchia: Dendronotina		 thumb_Dirona_albolineata_0119.jpg
Nudibranchia: Arminina		 thumb_Aplysiopsis_enteromorphae_slide_001.jpg
Sap-sucking Slugs
Orthogastropoda:
Heterobranchia:
Anaspidea		 Orthogastropoda:
Heterobranchia:
Cephalaspidea		 Orthogastropoda:
Heterobranchia:
Notaspidea		 Orthogastropoda:
Heterobranchia:
Pulmonata		  
thumb_Aplysia_californica_slide_001.jpg
Sea Hares		 thumb_Navanax_inermis_slide_001.jpg
Headshield Slugs		 thumb_Berthella_californica_0001.jpg
Pleurobranchs		 thumb_Onchidella_borealis_2-0011.jpg
Pulmonates		  
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