. Marvels of insect life [microform] : a popular account of structure and habit. Insects; Insectes. mmm Marvels of Insect Life. tilt' mi TO- .574 fi-irtly and aillion' ..n" to atiutlHr, sc, that tiiuilly tliuv lurm a tin\-. boat-sliapcd iriass, whicli fl(jats salflv on tlu- and tlic >'nRrKin),' Krubs, a h-v days latiT, have ânlv to iMish open'a sort of trap in tlic- floor to find thcmsclvis in tlu- water. â TlK' iiroboscis or piercing and smking ol tlie ^nat is to the unaided eye instrument, and we have ^-poken of it as a stiletto ; but viewed tlirouKli it i- -een to be a
. Marvels of insect life [microform] : a popular account of structure and habit. Insects; Insectes. mmm Marvels of Insect Life. tilt' mi TO- .574 fi-irtly and aillion' ..n" to atiutlHr, sc, that tiiuilly tliuv lurm a tin\-. boat-sliapcd iriass, whicli fl(jats salflv on tlu- and tlic >'nRrKin),' Krubs, a h-v days latiT, have ânlv to iMish open'a sort of trap in tlic- floor to find thcmsclvis in tlu- water. â TlK' iiroboscis or piercing and smking ol tlie ^nat is to the unaided eye instrument, and we have ^-poken of it as a stiletto ; but viewed tlirouKli it i- -een to be anvtliing but simple in its structure, for it lias no kwer than stAen separate parts. Two of these are the lengthened upi'^r :'n<l l"»fr lips whieh form a proteeting ease for the more delicate cutting needles. Ihls outei sheath pierce tile skin, but having a sort of knee-joint it partly doubles up to allow the medics to enter, wliil-t bv pressing it- ,'d tips against the skin it steadies the action of the other pnit^, which are a modi- fication of the jaws ol Htin^ Insects. Now tlii' reason why th' male .gnat or nios- I (|uito does not attack man nnil oilier aniinals i- iiot necessarilv that it is of more peace- ful disposition, but rather that it lia- iiut the powir- tilt piercing and cuttini.' impleinetits a ri undeveloped. .\lthougll '-â¢â â¢" c( nimon gnat on. ijU iiioculating a healtliy person uith them, when tliey take another lie runs throuali its coiir>e of development in the body c,f tlie moscputo and stoves the fnsecfs sali\arv gland- with a Ire-h stock oi geiui- ' riiK o.\.\i I'.M b\' it' (li-ea-e : Soutliern India, helunging to another 111,-; ilH-k-. 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 Step, Edward, 1855-1931
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Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsects, bookyear1915
