PRIONIDiE. 31 



4. ^GOSOMA MARGINALE. B.M. 



Cerambyx margiualis, Fabr. S. E. ii. 280. 



Hab. China (Hong Kong), J. C. Bowring, Esq. " Cape of Good 

 Hope," Fabr. 



5. ^GOSOMA CiNGALENSE, n. S. B.M. 



Mg. antennarum articulis tertio et quarto scabr'usculis et bre- 

 viter pilosis ; thorace spina bre^^ laterali, dorso excavato ; ely- 

 tris costatis pilisque flavescentibus tectis, sutiira apiee mutica. 



Head between and behind the eyes more or less covered 

 with decumbent yellowish hairs ; antennae with the basal joint 

 scabrous and punctured ; third joint very long, slightly curved, 

 somewhat rough, and rather thickly covered w ith short yellowish 

 hairs ; fourth joint as long as the fifth and sixth joints taken to- 

 gether, somewhat bent, somewhat rough, and covered with short 

 yellow ish hairs, except at the tip which is smooth ; the fifth and 

 following joints without hairs. Thorax with the sides angled, the 

 angle terminating in a small sharpish spine ; the posterior edge 

 margined, middle of the back hollowed out, sides somewhat no- 

 dulose ; sm-face punctured and more or less thickly covered with 

 yellowish adpressed hairs. Scutellum with yellowish adpressed 

 hairs. Eljira very long, rather flat, with two or three costse not 

 very prominent, and rendered less so by the yellov^ish adpressed 

 hairs which more or less thickly cover the siu-face ; end of elytra 

 graduallv rounded off, suture without a spine. Abdomen beneath 

 smooth, shining. Legs compressed, somewhat scabrous, brown, 

 with shortish yellow hairs. 



Length from 17 to 20i lines. 

 Hab. Ceylon (Coll. Parry). 



6. xEgosoma sulcipenne, n. s. B.M. 



^g. thoracis lateribus subparallelis ; elj^tris tricostatis, apice 

 spina suturali, costis dviabus interioribus post mediam conflu- 

 entibus, ad apicem intus eurvatis; antennis laevibus cinna- 

 momeis. 



Head smooth, not grooved down the middle, chestnut-brown, 

 with some scattered short yellowish hairs ; antennae smooth, cin- 

 namon-brown ; first joint strongly punctured. Thorax sti-aight 

 in front, the sides nearly parallel, the posterior angle somewhat 

 projecting; the surface slightly scabrous and rather closely 

 covered with short golden yellow hairs. Elytra with three pro- 

 minent keels, the two inner confluent beyond the middle of the 

 elytra and continued in a single keel which is bent inwards near 

 the tip ; the outer keel somewhat waved and at the end slightly 



