'I'll!', !,\l)^ I'.i'ii'/n.MS. 



513 



l;i(ly-l)iii:-. ('(tcciiK 11(1 :i-n<)iahi. (■(hiiiikhi in ujii'ilnis. Most ol" 'ln' 

 ,s|)cci('s i-csciiililf llii'sr I'iDiiiiKiii Inniis ill si/c ;iii(l sli;i|>c. hcinj; 

 nuiliilcd ;iiiil (•(iii\c\. 'Tlic Iriln'. ;is dixidrd liy ( ';isr\ . cnin [triscs 

 li'ii Xdi'tli Aiiicrii'jiM ucticni. In order |o ;i\did tlic (li\isioii iiilo so 

 iiian\' t;roii|)s I liiivc rollowH'd licnu' by including- llic sin^'lc ^cnus 

 rsi/lhihord id" llif Ifihc Psyllohorini ;iiid (•(iiiiliiniiMj cci'tjiiii <:'('ii('r;i 

 witli ('(icciin Ihi. This iiivcs in oiir r;u;ii;i i-('|)n'scnt;it i\cs ol" (ivc 



KKY TO i.MiiA.NA (;i;.m;u.\ Ol' (•()( cim;i.i.i.m. 



(/. I'.ody laruer. 4 "."i iiiiu. : ;iii(('nii;r shorter with liist joiiil 1 rmieato. 



/*. Anleuiiii' only sli^'lilly loiiirci- than head: eiiil)li'Mra not extiMuling to 

 the siitural li|i. 

 <: I5ody usually rounded, stroiiidy convex; elytra reddish, witiiout 

 spots or witii nioi-e th;in t\\o lilack sjiots on each; tarsal claws 

 with a larire snl)i|nadr;ite todth .it li.-ise. ( l''i.i;. 1S4. c.) 



IV. COCCINELI.A. 



re. Body oval, less convex; elytra reddish with one or two black spots 



on each: tarsal claws as in Fig. 1S4. h. V. Adama. 



hli. Anteiuia' longer, extending at least to ndddle of liiorax ; ei)i])l(Mira 



entire. 



(7. Tarsal claws hi lid (Fig. tS4, a) ; prosternal process compressed in 



front : elytra without spots. VI. Neomysia. 



(J(l. Tarsal claws as in CoccincUa; prosternal process broad, strongly 



convex in a transverse direction and pronunent at apex: elytra 



with unnierons spots. VII. Anatis. 



(/(/. I'.ody small. 2-2.5 mm.: antenna' slender with last .joint elongate. 



^'111. I'SYI,I,OI?OKA. 



IV. CocciNELLA Linn. 1758. ((iv.. "scarlet ■ insect.") 



Rounded, very convex for.'iis havino the Ifonl inariiin of the tho- 

 rax more or less eniarginate. They vary considerably in the black 

 marking's of thorax and elytra, and among them are some of the 

 most, connnon and best known of the " la(l\-bngs. " The genus, as 

 nsiially defined, was divided by Casey into fom-. viz.. Coccinella, 

 NeoJuirmonia. (Jycloncda and Olla. and to tliem he ascribed 27 

 species. Leng reunited the four and reduced the nuiiiber of species 

 to 12. Of these the foHowing are known from the Slate: 



KIV ro INDIANA SPKCIES OF COCriNKIJA. 



a. Thorax black with narrow apical in.irgin and a large snhqu.'idrate sjxit 



at each ai)ical angle, pale. 



/*. Flytr.i together noriii;illy with niiH> spots, without trace of sub-basal 



crossh;ir. !)7S. 0-notata. 



1)1). Klytra with three black crossbars, the one near base couuiion, the 



others inteirii|p|ed at snture. !>7!). tiueasciata. 



