56 Mr. D. Sharp's Contributluns to the 



elevated. Lciys yello-^vish ; the basnl joint of tlie liind 

 tarsus about as long as the three succcedinf^ together. 



In the female the upper side of the sixth segment has 

 an indistinct longitudinal elevation (or two) on ejich side, 

 and also some scattered fine asperities, Avith their points 

 directed backwards ; the 7th segment is covered above 

 ■with similar, but lai'ger and more numerous, asperities, 

 and its hind margin is irregularly serrate ; the teeth six or 

 eight in number ; the lateral margins of these two seg- 

 ments are also indistinctly serrate. 



Ega ; one female individual. 



4. Mi/rmedonia spinifer, n. sp. Rufo-testacea, nitidula, 

 capite, elytroruni macula externa, abdomineque medio 

 nigris, antennis apicem versus infuscatis ; prothorace sub- 

 quadrato, basin versus subangustato, ante scutellum foveo- 

 lato, fortiter punctato, punctis leviter impressis ; elytris 

 dense scabrosis ; abdomine supra hevigato, subtus crebre 

 subtilissime punctulato. Long. 3i lin. 



Mas: abdomine segmento 2" dorsali, spina elongatii, 

 tenui armato, marginil)us lateralibus angulo acuminato, 

 sexto utrinquelongitudinaliter plicato ante a])icem granulis 

 duobus instructo, 7" dense gramdato, medio tuberculomajori 

 armato, margine apicali obscure serrato, medio leviter emar- 

 ginato. 



Fern, abdomine simplice. 



Antenna^ rather long and stout, reddish-yellow, infus- 

 cated towards the apex ; 3rd joint quite twice as long as 

 the 2nd, one and a-half times the length of the 4th ; from 

 5 — 10 each joint is a little shorter than the preceding, 

 the oth more than half the length of the 4th, much longer 

 than ])road, the 10th about as long as broad; the lltli 

 joint pointed, quite twice as long as the 10th. Head 

 ))lack and shining, strongly ])unctured, l)ut with a smooth 

 space in tlie middle. Thorax shining, yellowish, about 

 as long as broad, the sides a little dilated in front; the 

 posterior angles extremely obtuse, -witli a fovea in front 

 of the scutellum, and an indistict ijnjn-ession on each side 

 behind, covered Avith large hut little-impressed iHjnctiu-es; 

 these punctiu-es nearly dis:i])i)ear in Iront, and are quite 

 absent at the anterior angles. The elytra ai-e al)out as 

 long as the thorax and nearly twice as ))road, reddish- 

 yellow, Avilh a black spot on tlie external margin behind, 

 densely covered with coarse asperities or elevations. 'J'he 

 hind body is yellowish, marked much with black in the 



