504 



INSECTA. 



inclose llH-inscivcs. Acennliiig to I'ujsc-l, tlic cgL;s of llu' Di/Zixciix iiiiiri/i,inlis lia(cli ten or twelve 

 (lays after being ilepositeil : at tlic end of fonr or live niore, (lie larva is alreadv fonr or (l\i' lines long, 



and moults for tlic first lime. Tlie second eliange of skin laKes jdace at lln- i\|nrati jf a similar 



interval, and llie animal is now as large again as it was licfore : when fnll ^tohh it is l\io inches long. 

 In snmnnr it has hecii oliser\ed to Ijecomc a impa at the end of Hfteeii days, ainl a perfect insect in 

 fifteen or tweiily more days. 



This great gcnns is ilivisihie as follows ; — 

 [ Tlie nnijority have the aiilcnn:e eomiposed of eleven distinct joints ; the onter palpi liliform. or 



slightly thickened at the lips, and the liase of the hmd-lcgs e.\poscd. 



Di/li.u-us, has all the tar^i c |iiisril of live ilistinct jnnits ; llic I Inrc liasal jiiiiits of the fnrc-lc^'s licine very 



large, and forinhig an oval or (u'ljicular plate, 'i'ypr, J>. miir,iiiiiilis, Linn,, a very common Jiiitisli s|iis ics, an nich 



^_vr^^^ and a (piai-ter long, being of a dark olive ciil ■ witli a 



luilV-eiilonred inari;oi enlirely ronnd the Ikerav, and a 



1 ofllie same eeleer en Hie eiiler ma r-i n of llic clytra, 



Hineh are eel OdiOrO .it Ijiesel,,; 11, "sr „r Ihc female 



are liLrron,d IV he base aOoMl Iwo llnrdsnf 1Ih> «l,ule 



Irnnlh. faluii niN sajs. I ha I 111,' ...|„s i,>K \,h,M, lai,l ul,on 

 its back gains its ,,i,lii,:,iy [„,s,tio,i hy lak,ie; a leap. 

 Esper kejit a spe, imen ,,1 Ihis iiis,ct U^\- II, i,,' y,'ai-s and 

 a half in n'OOil liealUi in a h,r^,' l.,:ll le ,,r «al,r. lV,,lin!; it 



e\, i-\ wvfV and sonieti s (,n,i,, ,■ wiih l>iK ',1 i:,\\ li,<f 



al„i,il lie- size of a nnl, ,l|i,,n >\h,,-|, ,1 p,v,iii,lal,il iIm If 



amis,,, kill III,' hi I , ■III, IS h l"i 11. II \i;,^ alil,' h, last 



fiir a Ill al a In,,,.. II h,ll,',l a sp.s ,ii,,.|, of lluilnj- 



l>7iilus picni.t, although as large again as itself, by liiercing ,1 hrl\v,',a, Ih,' lie;,,l ;,,,,l 1 1,,>,;,\, li i,l\ |i„rl,,l Ihe 



iiody without defence. According to Esper, it is sensible to Ih,' , l,a,,^es ,,f il,,' ,ii ,-]ili,a-e, \( I,,, I, ,( ,,,,lieal,,s l,y 



the lieiglits at wliieli it keeps in tlic bottle. 



Di/tisriis Rirsrlii, Fab., [the type of Curtis'a genns Ci/bisler, or 7y,..;«.t of L, sehl. ,s i I, i,,,,,-,. ,l,■|,|■,■s^,■,| ihan 



the precclinLT, a,i,l has Ihe ,Mif,'i- mari^in of the thorax and elyti,i y,'ll,o\ i^li ; lll,■^,' ep I ,a a,,; Imep sli i;il,,l ,,, I he 



fnnale; lie- 1 1 U-js !i,i\,. ihelihia' very short ai,d b,oad. 11 is huilnl ,,, Ihc ii,s,L;l,lioiirl„io,lol l'ar,san,l in t,c, ,i,a„y, 



but is e\lr,a,,,.|y l:,|-e ,,, f:i,^la,„l. 



Di/tiscus .Kii-icuruis, r'aykull. is very remarkable IPr the ai,l,s,,ia ,,f Ihe i,ial,. l,a\iiiu' lb.- f ■ l,a,,,iiial joints 



forming a compressed and I, ml I,,, I ,,,a^,s, \\l,,a,,,' Dr. beach f,,, !,,,■, I il ml,, l,,s l;, ,,,,s .P/,</,//,,- ; ,,il,, c ,l,;oacters, 



such as the form and r.laliv,' i„-,,|i,irli,,ns ,,1 Ih,. i,,i,,K of lie' mil, 'r iii;i\,llal\ palp,, hac als,, I, si l,,i I,,,,,, other 



genera, namely— //'/,/,'//, -i^v l/p//. liiihuni. /MM/,v,sev,,//,v, ,y,-,) :,,,,l Jiilmx {!'. .Mi/,'^ifii.\). [I'he^,- \;,, i,,,,s i;i'011i)S, 



luTeredneedby Laired lelo Ihi- s,,l,i;,a,,,s l)ylis,a,s, ;i,v lar hell,a- ,,eirk,',l 1 1, a, i main ,,1 Ih,. i;a aaips ail ,1 a,ii,iii,e-st 



the Caraliirpics possessini; ebaraclias, nol mily in i In- i,,ia^^o, bill als,, m 11, e la,\'a siah's, ;,,,iply snlli, ,,a,l I,, w;,, , a,it 

 their separation j 



t'(./,//«/../,',v, Claiv., has all 11„- la,si ,bstin,lp ,^-p,n,l,sl. Put tie' Im,,- ,,i,l,.ri,ir lais, i,, II,,- i,ial, s ar,- ,sp,ally ,lilatcd 



ii,to om- SI,, all , ,1,1, lie; |ilal,., a,,, I ll„- a,il, ,,,,;,' ar.' al hast a^ l,,,,u' as Ihe l„-a,l a,„l II \ ; 1|„. Ii,„l\ i, p,afeclly 



i,val, a, 1,1 Imniha 11, an ,l,,p, anil III,- eyis a,,- ,„,! ,\p,,M,l, 'I'v p,s, III//. /';/.wn,<, l':,,,/„, /), ,,,j,;;!,s, pal,,,. Pa,,/.., 

 (s,-. [■rii,'s,',,is,sas ;,,,',,f ., ,, ,iile,i,,,',li,il,' si/,,- l,,-l\\,-e,i 1 lu- f, ,r,-;;eile; anil Inlhrniiii; sp,-il,-s. ami I'm,,, a \,-,-\ ,-\l,-i,- 



s,vegru„i,. End, so,,, Eschs,-l,olt/., a,,d Auhe, l,a\e puria-,ila,ly slmli,-il llus g,,,,,p ,1 have pn,p,,M-,l various 



dismemberments from it, which have been pai-tially adn|,tc,l l,y - ,,-, ,-,,1 a,,lh,,,-s, ] S, ,,,,,■ of II,,- small,-,- siiecies 



willimit a visilile scutelimn, ai„l with the anterior larsi sea,-,-,-l\ (l,lal,-,l i,, II,,- ,,,ah-^, ,-,mip,,,\e L,-:,,-l,\s genus 

 J.,i,;„i,l,il,,s - s,,il, are 11,,- /», luLiI'mus, Maisb,. I). „n„,ilu.^. Ll,,n,. \,-. 



II,l,/rNl'i,i. Lair. I IJ,„lni,/,ii,i, fahr,, ru-l„l,iii.<, S,l,o,il,,), lam- lln- n,iir aiili-iim- laisi in ll„- „,al,-s als,, ,-,pially 

 dilated i,il,, a s,,iall oblong plate, Imt Ihe anl,-,,,,a- a,.- si,,,, I,-,- II, a, i II,,- li,-ail a,,, I II,,,, av ; II,,- l.,„U is ,,i,,„l, very 



thick in Ihi- mill, II,-, and the eyes v,-ry pr,,n,n„-,,l, Typ,'. //, ILrunijuii. I,al,-,, [a ,-,„,ii I!nll^ll ^pn ii,s|, 



IIl/fh"/'"n!.^, ( 'lairv , , has I be four ante I'ior tarsi sjinngy lienealh in bol b sexes, will, miK f ■ ilisl ,,,,-1 ji,i,,ls, Ihe 



ordhiarv f,,,,,l I, |,,,i,l 1,,-iiei ,il)s,,h-te or very small, and hidden, as well as the has,- ,,l 1 1,,- 1, ,ll,,\\ i,,- , ,,, a ,l,-i'|, notch 

 of the Hill. I. 'Ihe sculelluni is not visible. The body is oval. Ty|i,-s, Unlixi-iix /,/,-,/«,./, ,v, ,,/,;,„,,, \.-. 



thit'fni:hnx, Latr., consists of snch species of the latter as b,-u,- lln- Ini.U ii,-a,l\ - hilmlai , an. I Ih.- la si Jninl ,if the 



f.,iii- anleii.n- larsi is very small, and scarcely ext.-iidiiitr bcyoinl Ihe | -e.liii-, //, inhlm, er„//,s, .\tiij:/ii, ['alir. 



lY„/.f«,v. Claiiv,, ,l,ir,-rs f,-,,i,i all ,1,,- pr,-,-.-,li,,e- by ha vim;- liii- i ,,,,;,- ,li la 1,-,1 , ,, 11,,- in,,l,ll,-, Ill,,- last j,,,,,( i,f 



111,- lal,,al palpi ,s ,i,,l.-|i,-,l, s,., as l.i appear l..rk,-,l, llnlixnix rnissiniriir:, fabr, 



n.ilii.liis. Lair,, [Ihipl/liix, Clairv., 6'//,'///(,'.,/«v, llli;.l r,,rn,s a .bsl nict section l,avi,,e ,,,il\ lu,i ,lisl m,-l j,,i,,|s in the 

 a,, I, -I,,, a- ; Ih,- pal],, 1,-, a, i mated by a small J,, ,1,1 p,,,,,l,-,l al 11,.- I ,p, and the base of II,,- !,,,,, I l,-i;s .■,,v,-i,-,l l,y a large 

 plale, Tj p,-^, /0///,\,-e,v futnis, iiii/irrsxiix, i/{>(/'/i/ii.^, a,,,l many oilier species of very small si/e. 



[The family llyli(-like of Ihlglish anlhors lias been in vi-sligal.-il by s,-veiiil ie,-,-nt a,,lh,,rs, es|i(-,-ially 

 iiy Lcai-h, in the Zout. Mixer//., y,,l. iii. ; lhi(-hs.m, in his (,V»<-//r l)i//i,;',jriii,i. aiiibA,//;-/- ,h'i- 

 Mark Ui-a/tdrul/tfrij ; Laporl.; in the Elmlcx Eh/uihuIuijhjiu-x ; Say in Ihc .Iniiricuii t'li'i/. Tninx. 



