Jour new Species of Phalæna. 3 
among the leaves, within which it produces the pupa, as at fig. 2. 
of a dark reddifh brown colour, very gloffy, fhort, and thick, the 
abdomen terminating in a fharp point. The Phalæna itfelf, fig. 3. 
appears, in ordinary feafons *, about the fecond week in April fol- 
lowing : it is exceeding rare; but I met with the larvæ two fuc- 
ceflive years in the neighbourhood of Brentwood in DK and 
bred them with eafe and certainty. 
Defcr. Phal. Noctua Chryfoceras. Spirilinguis criftata, antennis 
flavis, thorace alifque anticis fulphureo-olivaceis nebulofis, 
pofticis albidis fufcefcentibus. 
Expanfio alarum, 1 unc. 4 lin. 
Thorax antice linea tranfverfa alba. Ala /uperiores ful- 
phureæ nebulis olivaceis. Stigmata duo approximata in- 
vicem averfa nigro marginata; ftrige nigra per interiorem 
partem varie difcurrunt : marginem exteriorem verfus ftriga 
alba ferrato-dentata, ad marginem ipfum ftriga nigra tn 
finubus areolas albidzs fovens. 
ay be obferved of thefe moths, that they differ much in libe 
characters upon the fuperior wings, the moft perfe& and beautiful 
having the yellow dentated and undulated lines, &c. very diftinét; 
but in others the yellow is fo blended with the black as nearly to 
obliterate all the markings, and the moth appears of a dirty olive 
colour with indiftin& blackifh clouds. 
Fig. 4 is a larva which bears a great affinity to the former. 
The body is of the fame pale yellow colour, and the head likewife 
red. It differs chiefly in the want of the longitudinal rows of white 
* Phalenz in general, but particularly thofe whofe natural time of appearance is in 
the fpring, will be fometimes produced in an early feafon a month or more before their 
ufual time; a backward feafon retarding them in the fame proportion. 
us d | fpots, 
