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. 
2 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, olivaceo-brunnea : thoracis spinis lateralibus 
brevibus, conicis, ab angulis posticis paulo distantibus: elytris 
sinuato-truncatis, obscure cinereo-brunneis, dimidiis basalibus cz- 
ruleo-griseis brunneo punctatis, apice fulvo-cinereo plagiatis: 
antennis albo annulatis. Long. 33 lin. 9. 
_ Head dusky, vertex with a pale line. Antennz rusty red, tips 
of jomts dusky, bases of second to fifth jomts 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 tibize dusky. 
2 Ovipositor projecting a little beyond the tips of the elytra. 
Santarem, on dead trees. 
13. Nyssodrys stillata, u. sp. 
N. oblonga, parum convexa, olivaceo-nigra, sericea: thorace supra 
vittis tribus, elytris guttis numerosis distinctis, cinereis: foeminze 
stylo elongato, fistuloso. Long. 4 lin. 9. 
Head olivaceous black, a yellowish-ashy line from the fore- 
head to the occiput. Antenne 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 
