. Handbook of zoology [microform] : with examples from Canadian species, recent and fossil :. Zoology; Invertebrates; Zoologie; Invertébrés. Fig. 131. Mytilus EDtTLis, Liu. (a) Foot, {b) Byssus. (c) Margin of mantle. 132. Tellina ouoenlandica, Beck, (a) Siphons, (rf) Foot. The Lamellibrancliiates may be arranged in the following families: (^Siphonida, sinu-pallialia.') Ml ^IgS. and Plioladidscâex. Pholas, Teredo.âThe shells of the genus Pholas are remarkable as burrowers in stone and hard clay. Our species is P. crispata. The species of Teredo burrow in sunken timber and are very destr
. Handbook of zoology [microform] : with examples from Canadian species, recent and fossil :. Zoology; Invertebrates; Zoologie; Invertébrés. Fig. 131. Mytilus EDtTLis, Liu. (a) Foot, {b) Byssus. (c) Margin of mantle. 132. Tellina ouoenlandica, Beck, (a) Siphons, (rf) Foot. The Lamellibrancliiates may be arranged in the following families: (^Siphonida, sinu-pallialia.') Ml ^IgS. and Plioladidscâex. Pholas, Teredo.âThe shells of the genus Pholas are remarkable as burrowers in stone and hard clay. Our species is P. crispata. The species of Teredo burrow in sunken timber and are very destructive to piles and shipping. The animal is worm-like and the valves appear to be constructed for boring rather than for protection. GastrocliaciiidtBâex. Gastrochaena.âBur- rowers, with the valves sometimes united into a shelly tube. No Canadian species. Aiiatiiiida;âex. Anatina, Pandora.âShell thin, nacreous, often inequivalve, w^ith a small free ossicle connected with the internal cartilage, Pandora trilineata, P. glacialis, Tliracia. Con- radiy Pandorina arenom, are Canadian speciea. â : 11 " t â - ^-1 1 irt. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Dawson, J. W. (John William), Sir, 1820-1899. Montreal : Dawson
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectzoology, bookyear1870
