http://etc.usf.edu/clipart/ Free clipart for students & teachers! Welcome to quality educational clipart. Every item comes with a choice of image size and format as well as complete source information for proper citations in school projects. No advertisement-filled pages with pop-up windows or inappropriate links here. A friendly license allows teachers and students to use up to 50 items in a single, non-commercial project without further permission. http://etc.usf.edu/clipart/i/banner.jpg http://etc.usf.edu/clipart/ This website is CoolIris enabled! You can use the CoolIris browser plugin to view the images on this site in an interactive 3D wall.<br><br><br><br> http://www.cooliris.com/ Two ancient mollusks from the Carboniferous Age, the Productus Nebrascensis and the Athyris subtilita.... http://etc.usf.edu/clipart/45100/45150/45150_mollusk.htm auditory organ of a mollusk. a, auditory nerve; b, outer wall of connective tissue; c, cells with auditory hairs; d, otoliths... http://etc.usf.edu/clipart/6600/6675/auditory_6675.htm Diagram to show the mode in which successively formed chambers may completely embrace their predecessors, as in Frondicularia. ... http://etc.usf.edu/clipart/58900/58935/58935_chambers.htm "The <i>Chiton Chilensis</i> has a smooth border; it is found in crevices of rocks under stones, near Valparaiso." &mdash; Goodrich, 1859... http://etc.usf.edu/clipart/14000/14099/chitonchilen_14099.htm Chiton is a peculiar marine mollusk. It is low and flat, creeping like the limpets. But the shell consists of a series of eight pieces overlapping one another from the anterior to the posterior end.... http://etc.usf.edu/clipart/6900/6983/chiton_6983.htm A dorsal view of a chiton, showing the eight shell plates. Chitons are small to large, primitive marine mollusks in the class Polyplacophora. There are 900 to 1,000 extant species of chitons in the c... http://etc.usf.edu/clipart/58600/58699/58699_chiton-dor.htm A ventral view of a chiton, showing p, foot; o, mouth; kr, oval fringe; and br, the numerous ctenidia. Chitons are small to large, primitive marine mollusks in the class Polyplacophora. There are 900... http://etc.usf.edu/clipart/58700/58700/58700_chiton-ven.htm An illustration of a chiton's excretory and reproductive organs. O, Ovary; P, Pericardium; N, Nephridium; r, rectum; and Br, Ctenidia. ... http://etc.usf.edu/clipart/58800/58828/58828_organs-repo.htm An illustration of a chiton's excretory and reproductive organs. O, Ovary; P, Pericardium; N, Nephridium; r, rectum; Cl, Cloacal or pallial chamber of Neomaniae and Chaetoerma; and Br, Ctenidia. ... http://etc.usf.edu/clipart/58800/58829/58829_organs-repo.htm An illustration of a chiton's excretory and reproductive organs. O, Ovary; P, Pericardium; N, Nephridium; r, rectum; and Cl, Cloacal or pallial chamber of Neomaniae and Chaetoerma.... http://etc.usf.edu/clipart/58800/58830/58830_organs-repo.htm An illustration of a chiton's excretory and reproductive organs. O, Ovary; P, Pericardium; N, Nephridium; r, rectum; and Cl, Cloacal or pallial chamber of Neomaniae and Chaetoerma; Br, Ctenidia; g, E... http://etc.usf.edu/clipart/58800/58831/58831_organs-repo.htm An illustration of the dorsal view of a chiton with the shell removed. Showing b, buccal mass; ov, ovary; od, oviduct; i, coils of intestine; ao, aorta; c' keft testine; and c, ventricle.... http://etc.usf.edu/clipart/58700/58701/58701_chiton-shell.htm They differ from all other mollusks in having a bilaterally symmetrical covered with a number of seperate overlapping plates or valves, thus exhibiting the nearest approach to the vermiform or articul... http://etc.usf.edu/clipart/17900/17977/Chitonidae_17977.htm "Dentalium: B, the shell of Dentalium Entalis, broken longitudinally, showing the animal in a contracted state. C, the shell, showing the animal advancing out; a and b, the foot, the lobes of which a... http://etc.usf.edu/clipart/27500/27537/dentalium_27537.htm An illustration of a pallial eye and aesthetes of a chiton.... http://etc.usf.edu/clipart/58700/58702/58702_pallial-eye.htm Hearing is the perception of certain vibrations of bodies. These vibrations give rise to sound waves. These sound waves come to animals through the air, through water, or throught both air and water... http://etc.usf.edu/clipart/69500/69529/69529_sense_hearing.htm A Jason mollusk from the Reptilian age of the Mesozoic time.... http://etc.usf.edu/clipart/45100/45154/45154_jas_mollusk.htm "The Lamp-Shell, <i>Terebratula maxillata, has a smooth convex shell, the animal attached by a peduncle." &mdash; Goodrich, 1859... http://etc.usf.edu/clipart/14500/14533/lampshell_14533.htm A mollusk radiate from the Paleozoic time, Leptaena sericea.... http://etc.usf.edu/clipart/45100/45120/45120_mollusk.htm A mollusk radiate from the Paleozoic time, Leptaena transversalis.... http://etc.usf.edu/clipart/45100/45132/45132_mollusk.htm "Ideal mollusc. m., Mouth; g.c., cerebral ganglia; c., edges of mantle skirt; z.g., duct of right lobe of digestive gland; s., pericardial cavity; f., edges of shell-sac; v., ventricle of heart; u., n... http://etc.usf.edu/clipart/47900/47996/47996_mollusc_part.htm "[From left to right:] Cockles, Imperial Volute, Clown Volute, Pholas, Helmet Shell" &mdash; Goodrich, 1859 ... http://etc.usf.edu/clipart/13900/13981/mollusca_13981.htm "[From left to right:] Snail-shell and Egg, Ostrea and Spondylus, Carinaria, Vitreous Carinaria." &mdash; Goodrich, 1859 ... http://etc.usf.edu/clipart/13900/13989/mollusca_13989.htm "[From left to right:] Fusus Longissimus, Pearl Oyster and Coral, Volute, Thorny Woodcock." &mdash; Goodrich, 1859 ... http://etc.usf.edu/clipart/13900/13992/mollusca_13992.htm A diagram of a mollusca. Mollusca are soft-bodied animals that are usually protected by an external skeleton or shell composed of carbonate of lime. Labels: 1, Alimentary canal. 2, Heart. 3, Cerebral... http://etc.usf.edu/clipart/50500/50515/50515_mollusca.htm