Tetrigine in the Oxford University Museum 239 
rugose, without supernumerary costa, convex between the shoulders, 
the humeral angles distinct and carinate; the anterior prozonal 
carine very small, subobsolete ; median carina percurrent, slightly 
incrassate, little compresso-elevated forward and there often 
subundulate, but straight posteriorly ; pronotal process strongly 
extended backward beyond the hind femoral knees; lateral lobes 
distinctly turned down, the posterior angles narrowly rounded. 
Elytra oval ; wings caudate. Anterior and middle femoral margins 
entire ; posterior femoral carinz above arcuate ; the first and third 
articles of the posterior tarsi equal in length, the first tarsal articles 
having the first and second pulvilli spiculate, the third nearly as 
long as the first and second united and flat below. Length of body 
entire, male and female, 11-12 mm. ; pronotum 9-10 mm. ; posterior 
femora 4-4°7 mm. 
Six examples from Banguay, and one from Kina Balu- 
Borneo, in the author’s collection. Examples are in the 
Oxford Museum from the Philippines, Nos. 2769 and 2770, 
and from Kuching, N.W. Borneo, R. Shelford. 
Genus TETRIX, Latreille. 
1. Z. contractus, Bolivar, Ann. Soc. Ent. Belg. xxxi, 
p. 281, 1887. 
Numerous examples in the collection of the Oxford 
Museum, from Kuching, N.W. Borneo, R. Shelford. 
This species seems nearer to Tetrix than Paratetti. 
The vertex is subwider than one of the eyes and rounded, 
not truncate; the frontal costa being distinctly sinuate, 
excavate between the eyes. It is apparently one of the 
commonest species in Borneo. This species was placed 
in the genus Paratettix by Bolivar. 
2. ZT. atypicalis, Hancock, Spolia Zeylanica iu, p. 143, 
144, 1904. 
Two examples from Pundaluoya, Ceylon; Oxford 
Museum, 
3. ZT. a. ceylonus, Hancock, Spolia Zeylanica u, p. 143, 
144, 1904. 
Two examples from Pundaluoya, Ceylon; Oxford 
Museum. 
4. T. cuspidatus, sp. nov. 
: Resembling Tetrix contractus. Greyish, with the dorsum behind 
the shoulders often fusco-maculate. Vertex little depressed, not at 
