THE CANADIAN ENTOMOLOGIST. 131 



smaller, the pronotum more finely rugulose, the mid-carina less pro- 

 nounced and nearly or quite obsolete on the prozona. Tegmina ovate, 

 about two thirds as long as wide. Furcula variable, consisting usually of 

 a pair of minute rounded lobes nearly as wide and long as the width of 

 last dorsal segment at their base, but sometimes obsolete. Cerci 

 resembling those of spcciosus, but more finely pointed, twice as long as 

 their width at base, the basal three-fifths tapering evenly, the distal two- 

 fifths equal, acutely pointed, straight or a little incurved. Female with 

 both valves of the ovipositor slender, their ento-horizontal contours 

 relatively straight, and both dorsal and ventral scoops elongate. 



Body: ^,175-21; ? , 24-30. Post, fern.: 6\ 11. 5-13; $,15- 

 16. Teg.: $ , 4-5-6; 9 , 5-7- Ant.: 6, ?, 8-10 mm. 



Grass-green, yellowish beneath, with more or less rufous on the 

 anterior faces of the anterior and middle femora and the dorsal carina of 

 the external face of the posterior femora. Posterior tibiae bluish-green. 



Fourteen £ , four °, Aug. 15-28, Hastings, Fla. (Brown). 



The following key may be added to that of Scudder — Rev. Melanopli, 

 p. 57 — under A 2 : 



b 1 . Tegmina elongate, two to five times as long as broad, roundly acu- 

 minate at tip H. speciosus. 



b'-'. Tegmina ovate, at most one and one-half times as long as 

 wide ... H. Floridensis. 



CANNIBALISM AMONG CATERPILLARS. 



The following interesting notes upon this subject are taken from a 

 paper recently received from Mr. L. de Nice'ville, of Calcutta* : 



"The larvae of many kinds of butterflies will, when they cannot get 

 vegetable food, eat each other or soft, newly-formed pupae. Mr. Bell has 

 found that the greatest cannibals in this respect are the larvae of certain 

 Lyc:i'nidae, and the worst among these, again, are the larva; of Zesius chry- 

 somallus, Hiibn., for these will at times, even when plentifully supplied 

 with their proper vegetable food, eat any larvae which may be in a fit state 

 to be eaten; i.e., which are either on the point of casting their skins, have 

 just cast them, or are just going to pupate. The Lycamid larvae, which 



*"The Food-plants of the Butterflies of the Kanara District of the Bombay Presi- 

 dency, with a revision of the Species of Butterflies there Occurring" ; by Lionel de 

 Niceville, F. E. S., etc. Reprinted from the Journal, Asiatic Society of Bengal, Vol, 

 LXIX., l'art ij., No. 2, 1900, pp. 1S7-278. 



