156 Mr. H. W. Bates on the Longicorn Coleoptera 



blackish stripes ; disk dark olivaceous brown, with three small 

 ashy spots. Elytra oblong, rather depressed, apex sinuate- 

 truncate, with the angles prominent ; surface punctured towards 

 the base, dark olivaceous brown, silky, with a number of dingy 

 ashy specks and cross streaks, some of which unite to form a 

 fascia just before the apex, leaving a clear space before and after 

 it of the ground-colour of the elytra. Body beneath and legs 

 clothed with silky-grey pile ; base of thighs testaceous. 



$ Ovipositor slender, projecting about half a line beyond the 

 apices of the elytra ; dorsal plate tapering, obtusely pointed. 

 Taken at Ega. 



12. Nyssodrys anceps, n. sp. 

 N. oblonga, subdepressa, ohvaceo-brunnea : thoracis spinis lateraUbus 

 brevibus, conicis, ab angulis posticis paulo distantibus : elytris 

 sinuato-truncatis, obscure cinereo-brunneis, dimidiis basalibus cse- 

 ruleo-griseis brunneo punctatis, apice fulvo-cinereo plagiatis : 

 antennis albo annulatis. Long. 3| lin. $ . 



Head dusky, vertex with a pale line. Antennae rusty red, tips 

 of joints dusky, bases of second to fifth joints pallid. Thorax 

 scarcely widened from the front to the tips of the spines, which 

 are conical and situated at a distance from the hind angles; 

 sides ashy, streaked with dark brown ; disk dark brown, with a 

 dingy ashy dorsal line, and a speck of the same colour on each 

 side of it. Elytra oblong, rather depressed, apex sinuate-trun- 

 cate, with the angles prominent ; surface punctured towards the 

 base, dark olivaceous brown, basal half bluish grey, with brown 

 specks and ashy-tawny patches, apex with a larger ashy-tawny 

 patch, indented with dark brown. Body beneath clothed with 

 dingy-ashy pile. Legs ferruginous, apex of tibiae dusky. 



$ Ovipositor projecting a little beyond the tips of the elytra. 



Santarem, on dead trees. 



13. Nyssodrys stillata, n. sp. 

 N. oblonga, parum convexa, olivaceo-nigra, sericea : thorace supra 

 vittis tribus, elytris guttis numerosis distinctis, cinereis : foeminee 

 stylo elongate, fistuloso. Long. 4 lin. $ . 



Head olivaceous black, a yellowish-ashy line from the fore- 

 head to the occiput. Antennae slender, nearly three times the 

 length of the body ( ? ), blackish, base of second to fifth joints 

 pallid. Thorax scarcely widened from the front; spines very 

 short and obtusely conical, space between them and the hind 

 angles indented ; surface olive black, with three dorsal and (on 

 each side) one lateral vitta yellowish ashy. Elytra oblong- 

 oval, very slightly convex, apex obliquely sinuate-truncate; sur- 

 face (except at the apex) punctured, olive-black, sprinkled with 

 smallish yellow-ashy spots, two near the apex transverse and 



