NOTES ON SOME OF THE GENUS EUPITHECIA. 123 



of November. It is seldom full fed till towards the end of 

 October. It will feed on cypress if reared from the egg in 

 confinement. Pupa enclosed in a slight earthen cocoon. 

 Wing-cases very transparent, yellowish-green, thorax and 

 abdomen rather pale!', especially the latter. Tip of abdomen 

 dull red. Perfect insect appears in confinement in May. 



Description of Larva o/Eup. Helveticata, Bdv. 

 Rather short and stumpy, much more so than the pre- 

 ceding species. Altogether a more clumsy looking insect. 

 Same thickness from tip to tail. Ground colour grass green, 

 duller than Arceuthata. Central dorsal line dark green, 

 slender. Sub-dorsal lines ditto, broader, edged anteriorly 

 with pale sti-aw-colour and sometimes posteriorly with purple. 

 Spiracular hue waved, pale yellow or straw-colour. Head 

 slightly bifid, curved inwards when at rest, inrariahly dusliy 

 purple, sometimes almost black. Anal tip of central dorsal 

 line in all the individuals I have seen purplish. Segmental 

 divisions yellowish. Belly duller green. Central ventral 

 line yellowish. Feeds on rvild juniper; full-fed from the 

 beginning to middle, of September, often a month or six 

 weeks earlier than E. arceuthata. I have previously 

 described this larva in the Annual, page 133, for 1861. 



Description of the Larva ri/EuPiTHECiA 



VIMINATA, Douhl. 



Rather short, tapering very considerably towards the head. 

 Ground colour bright green, very translucent. Central 

 dorsal and sub-dorsal lines dark green, varying very con- 

 siderably in breadth and intensity of colour. Segmental 

 divisions yellow. Spiracular line whitish green. Belly 

 generally destitute of markings, but occasionally traversed 

 longitudinally by two slender faint sub-ventral lines, rather 



