IDnature guides Fruit Pests Groups Mollusca Indiana North American Invasives 80x5 - 240x3 - 240x4 - 320x1 - 320x2 - 320x3 - 640x1 - 640x2 Set display option above. Click on image to enlarge. © Gary Rosenberg, 2005-2011 · 1 Orthalicus undatus Kinds Aplacophora, Solenogasters Bivalvia, Bivalves Cephalopoda, Cephalopods Gastropoda, Snails Monoplacophora, Tryblidia Polyplacophora, Chitons Scaphopoda, Tusk shells Identification IDnature guide -- Jamaican land snails Phylogeny Mollusca -- Tree of Life web project Cephalopoda -- Octopuses, squids, and chambered nautilus Gastropoda -- Gastropods, slugs, snails, and nudibranchs Bivalvia -- Bivalves and clams Scaphopoda -- Tusk shells Monoplacophora -- Tryblidia, monoplacophorans Polyplacophora -- Chitons Aplacophora -- solenogasters Links to other sites Mollusca, Wikipedia Acknowledgements Gary Rosenberg, Paul Callomon, & Paul Morris Academy of Natural Sciences, Philadelphia John Pickering University of Georgia, Athens Supported by National Biological Information Infrastructure National Science Foundation go to Discover Life's Facebook group Updated: 2017-06-29 09:09:08 gmt Discover Life | Top © Designed by The Polistes Corporation