92 
MEMBBAGIDjE. 
compressed; frons fuscous; tegmina hyaline, with yellow neuration; hind tarsi 
short. 
Size, 14 x 9 mm. 
Habitat. —Cerrozunil, 5000 feet elevation ; Venezuela, Ecuador, Colombia, Costa 
Rica, Chiriqui. 
Own Collection. 
TRIQUETRA SUBMACULATA, n.s. 
(Plate XVIII. figs. 3, 3a, 3b.) 
Ochreous yellow, much punctured ; pronotum with an erect wide but compressed 
dorsal horn, with no black edge ; suprahumerals rather blunt, and directed forwards 
and downwards; an obscure brown patch occurs above the metopidium, and two 
smaller brown stains on each side of the pronotum ; tegmina grey ; legs ochreous 
yellow. 
Size, 10 x 8 mm. 
Hob it at. —Ecuador. 
This species has some resemblance to T. apicatis of Walker, but his insect has 
the lateral spines very slender and black ; neither does it well agree with Fowler’s 
description of T. apicatis. 
MICROSCHEMA N1GRO STRIGATA, n.s. 
(Plate XVIII. figs. 4, 4a.) 
Fine yellow colour ; pronotum with a short but sharp dorsal horn, which is 
broadly black at the fore and hind edges, the black stripes being carried round the 
frons and nearly to the apex of the pronotum, which is as long as the tegmina. 
The pronotum is deeply grooved and punctured horizontally ; tegmina fuscous-yellow. 
Size, 9x5 mm. 
Habitat. —Quito. 
Rossenburg Collection. 
This insect, except from size and habitat, almost agrees with T. nigrocarinata 
(Fairm.) of Bogota. 
MICROSCHEMA OBTUSA, n.s. 
(Plate XVIII. figs. 5, 5a.) 
Triquetra bos ? Fairm. l.c. p. 282. 
Slim ; pronotum punctured, rising direct, and slanting from the metopidium to 
the centre of the dorsal ridge, and thence falling straight to the posterior apex, 
thus forming an elevated tent-like angular hump; tegmina long and hyaline; supra- 
