. Text-book of zoology for junior students. Zoology. 154 IXVEllTEBIIATE ANIMALS. interest as attarkiiii,' man. *)iie of tliese causes the skin-disease wliicli is known a,s the " itch," and tlie otliev is fcnuid inhabiting. ri^;. 102.âAcariiia. A, Tegi;ocrii,n!s clnngalu^, < Ixodes richnis, imc of tlie Tii'ks, -ii-iitly (Irnrlcs tilhijiiclvs), piilnri,'r(l : I Ijiliim]]; (.UtiT jncliucl, , ami Cuviw.) nf tlie Mites, enlarged 60 times. B, iv,;, C, Mouth-organs of a Tifk Mandibles; 7172? Maxillary palpi. certain olandiilai' follicles nf the skin, ]ii'ohal)ly without an ex
. Text-book of zoology for junior students. Zoology. 154 IXVEllTEBIIATE ANIMALS. interest as attarkiiii,' man. *)iie of tliese causes the skin-disease wliicli is known a,s the " itch," and tlie otliev is fcnuid inhabiting. ri^;. 102.âAcariiia. A, Tegi;ocrii,n!s clnngalu^, < Ixodes richnis, imc of tlie Tii'ks, -ii-iitly (Irnrlcs tilhijiiclvs), piilnri,'r(l : I Ijiliim]]; (.UtiT jncliucl, , ami Cuviw.) nf tlie Mites, enlarged 60 times. B, iv,;, C, Mouth-organs of a Tifk Mandibles; 7172? Maxillary palpi. certain olandiilai' follicles nf the skin, ]ii'ohal)ly without an excep- tion even in fa,\"our of tlie most cleanly [leople. (hlliKR J II. PEDII'ALI'I. In this family arc the most formidahlc of all tlie Ar<wluiida â namely, the S(ni|.i(iiis (|â ll,^ ](!]). They are all distinguished by the fact that till' .ahdoiiicn is divided into distiiu-t seonients, and is con- timied into the ceplrilcithorax without any well-marked boundary or constriction. In the tiue Si-or]iions the laid of the alidomen (lig. 101, t) is composed of a honked telsoii, which is jierforated for the duct of a ]iois(a]-o;lancl, siliiatcd at its base. It is by means of this that the iScorjiious sting ; and the jioisonous tluid which they secrete sufficiently pjowcrful to H'ndcr their ANuuiids jiainful or even The in the Scorjiions, ,as ali'eady .said, are d.\ â â Injieil into , and the " ])i" con- stilnl. |\vei'fnl 'I'he respiratory organs are in the foiin oi piiliiionaiy saes, four on each side, opening on the under. 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 Nicholson, Henry Alleyne, 1844-1899. New York, American Book Co
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1885
