JOURNAL OF ENTOMOLOGY AND ZOOLOGY 19 



or acute and cui'viiiii- veiitrad at ai)OX (spiiiosd). Segments 

 TT t.) YU of tlic alMldiiicii with a spiraclp on eitlier sido. 



Kkv TO TJIE LaHV.K of ErIOCERA 



1. Head raiisnlc loiiii' and narrow; lateral lohes of the fi-onto- 



hihral selerite not jironounced ; lahriim small. Candal 

 lobes not develojied ; hairs around the stij»'mal field very 

 few (about twenty) but very long. (Genal plate produced 

 into a lobe on the inner cephalic angle; a strong conical 

 tooth on inner face of mandible at about midlength.) 



Inuqiroruis "Walk. 



Head capsule broader; lateral lobes of the frontolabral 

 sclerite pi'ominent ; labrum well developed, ('audal Idbe- 

 prominent, one ])air being lateral and one paii- \('ntral. 

 bearing fringes of abundant lonu- hairs. 2 



2. Large lai'VfP (fully grown and extended. 40-45 nun. long. 



and 4-5 nnii. in diau'eter) ; lateral lobes of fronto-labral 

 sclei'ite not hairy; tubercles on labi-uui merely rounded; 

 no strong, truncated tooth at mid-length of the mandible 

 oil the ventral face; hairs on caudal lobes prominent, 

 reddish. Lateral lobe with a black line which is con- 

 sjucuously enlarged at its inner end; ventral lobes with 

 a black line which is forked, Y-shaped, at its inner end. 



spinosa 0. S. 

 Smaller, more slender larviv (fullv ur^wii and extended, 

 18-26 mm. long, 2 mm. iTi diam(Mer) ; lateral lobes of the 

 fronto-labral sclerite clotheil with abundant long hairs; 

 tubercles on labrum cylindriral. truncated, cliitinized; 

 a strong, truncated tooth at mid length of the man- 

 dible with a smaller one beside it; hairs on caudal 

 lohes ahundnnt luii )iale. indistinct. Lateral lobe with a 

 lilack line which is not conspicuously enlarged at its 

 iiinei- end; Ventral lobes with a black line which is en- 

 larged at its innei- end. not conspicuously forked. 



fulfotioisis Alex. 



