. Handbook of zoology [microform] : with examples from Canadian species, recent and fossil :. Zoology; Invertebrates; Zoologie; Invertébrés. PROVINCE RADIATA. 99 our The the Ishell by additions to their edges. In tic interior of the shell the principal organs visible are the intestinal canal, curved in a series of loops, and usually filled wi h pellets of comminuted sea-weed ; and the five large yellow ovaries, at certain seasons distended with ova. The Oxily other species found on our coast is the Cake-urchin, flat o • disc-like in form, and with very small spines. It is the Echin- arachnius
. Handbook of zoology [microform] : with examples from Canadian species, recent and fossil :. Zoology; Invertebrates; Zoologie; Invertébrés. PROVINCE RADIATA. 99 our The the Ishell by additions to their edges. In tic interior of the shell the principal organs visible are the intestinal canal, curved in a series of loops, and usually filled wi h pellets of comminuted sea-weed ; and the five large yellow ovaries, at certain seasons distended with ova. The Oxily other species found on our coast is the Cake-urchin, flat o • disc-like in form, and with very small spines. It is the Echin- arachnius parma. 5. Ilololhiiriflea. One of the best known representatives of this order on our coasts is the Psolus ( Ouvieria) Fa- ir icii. (Fig. 75.) It is of a bright red coloar and Fi(/. Psolus FABRicii,—Gasp6,—reduced. oval form, and covered above with flat irregular scales, and when aUve, can extend anteriorly q, large proboscis divided into numerous processes. It creeps along the bottom by tube-feet protruding from the lower side, which is covered with a tough membrane. Specimens, from three to five inches in length, may be dredged in the Lower St. Lawrence and at Gasp€. It is called " Sea Orange " by the fisher- men. Another representative of this order is the Sea- cucumber {Pentactes frondosa). It has spines ''9 11. 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
