2S6 osncR ixpivoPTKHk. 



FrMALB : Ilrail, ihnrnx, win^, an<l 1<>wit nUli.nn-n wliil« or frliit crrtm-eolor : apper 

 |>iirt of tlir nlMloiiirn, himI luwrr part uf the tlK>nix rirrpt rtlr«-iuit.r, hu(T. Winpt 

 9|>i>ttrtl Mlth lilnrk : hiiuluiii^ pn>tuinriitl) niark<<i with it Mark IuiimI<- »!•••( ntar 

 ttic mitrr. AUiuim-a tiiBrkril with Hark ^) ol.s as lii thr nulc 



The catcri>lll«r« n|i|>riir In tht- wilt nwip>hi-ji in th«' vlflnlly of Itoolon. nccordlng !-• Mr. 

 Hakhu, tuwanl^ the rml <>r Jiitif, aimI i;r<iw mpiilly till the flr^t >>( Aii((iijtt, nhrn thi-j 

 ■ttnin tlii-lr •ti/c which iHiilmiit 1{ inch long, ami rl<>thr<{ with hairs. Thiy (hen relrt-at tu 

 the upl4iui<«, in onI<*r to uikIitk'* their traii>r<irniati<>n : f«r thi^ rn<l. they !U-<k a shcllcrt il 

 pUrr, niul construct <>f »ilk i\ml the liair-* <>f thrlr Foxilts a rt»arv c<>r«><.n, and satin chanfr 

 tt> n chrysjiliil ; in wliich state, in iIh- liititiule i>r ii<>sl<>n, they continue until thr next }eur, 

 when they are trttn^^u^Iued into ni«)th."i. The caterpillar Ls f lolhetl with 1«'U^' tuflM«f hairs, 

 which grow fnini warts, either hmwn or Mark, or of \arious .'ha(!e» of In wn : the ^kin 

 U yellow, though shaded at the sidrs with black ; the bark ii alwi marked with a blackikh 

 line*. 



This invct not only inhabits the coast or saltmarshrs, but is found abundantly inland 

 in Berk»hir<' county, and in Albany ami ricinity. It is destructive of the grass of salt- 

 nieadows ; and when it retreats from tin ni to underpo its tranMforniation, it iIcti urs the 

 niore valuable vegetables, as corn, lKuns,and gartlen jilont-i. 1 he nimdy proj>ose<l b_\ Mr. 

 llARaiB is to niow the niar>h<s early, while the caterpillar is iDiinaliire : it is then bj 

 dmlrored. 



Sni.osoMA AK(;r.. ( Plate xli, fig. ;).) 



Antcnnir doubly (>ectiuated : teeth short on the upper side. Color at the base w biti&b, or 



cream-coloretl ; extremities dark brown. 

 Moth : L'p|M-r side cream-colored, surueu nut \ uriable in its shades. Collar marked by two 

 black lines ; up|H'r side of the thorax by three black lines, widely s<'i>arutcd. Anterior 

 wim:s cream-colored, and marked with many trianifiilar s|Niti : the inner uiargin has a 

 wide line rutuiini; parallel with it ; the other spots arouiall acute triuugUs : margin 

 beneath pale I'ilscous. Posterior wiiifrs markeil mostly on the i>osterior margin by f< ur 

 black s|)ots, sometiiues only dusky, i'osterior marf(ius of Uah pair ciliated ; und just 

 within this Utrdcr there is a fuscous or reddish line. Inferior surface dusky cream- 

 colored, ami marked like the su[>erior, except that ttic anterior margin of the anterior 

 wiiiss is bordereti with fuscous. .Neck covered with vermilion re«l hairs ; thn>at black. 

 The «-reani-c«}lored ulnlomen is ornamented with fi\e rows of )>lack sjN>ts ; two ufxin 

 tlie sides, and one u|>on the centre of the l>ark. Fenioni retl anteriorly : joints and 

 tibiiT block in front ; tarsi black. Expansion of wiUR, nearly two Inches, but variable. 



' — ~ — .- ■ 



* Uauii : ImkU bOarioM t« MgaUIlM, p. 969, 9d tditioo. Sec alto 7 toI. Uu». Agr. lip. It Joor. 183. 



