Gastropods

Page 3 (Showing Results 19 - 27 of 36)

See Gastropods from the:

		Quaternary
		Tertiary
		Cretaceous
		Jurassic
		Triassic
		Permian
		Carboniferous
		Devonian
		Silurian
		Ordovician
		Cambrian
		Precambrian

Loxonema © 2005 Geb Bennett, Shenandoah Valley Discovery Museum	Lymnaea stagnalis apressa © 2005 Yale Peabody Museum	Neptunea © 2003 Roland Gangloff, University of Alaska Museum
Platyceras © 1998 Dr. Richard Paselk, Humboldt State University Natural History Museum	Popenoeum maritimus © 2009 Instituto de Geología, UNAM	Popenoeum maritimus bajaensis © 2009 Instituto de Geología, UNAM
Pyropsis proxima © 2006 Joe Koniecki	Salpinogostoma and Calymene callicephala © 1998 Dr. Richard Paselk, Humboldt State University Natural History Museum	Siphocypraea macbrideae © 2008 Tom Maier

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