Tetriginae in the Oxford University Museum. 349 
femora entire. Type xero- [nov.* 
j)hylloides, Bol. Medinophyllum, gen. 
8.8. Margins of anterior and middle 
femora below tri- or quadrilo- 
bate ; foliaceous crest abruptly 
highly elevated cristate forward, 
superior margin above undu¬ 
late or sinuate ; inferior ex¬ 
ternal carinae of posterior 
femora incrassate bearing lobes. 
Type undulatum, Karsch. . . Acmophyllum, Karsch. 
Genus Hypsaeus, Bol. 
Ann. Soc. Entom. Belgique, xxxi, p. 200, 1887. 
H. angidatus, sp. nov. 
Face in profile subrounded, little sinuate below the frontal scu- 
tellura; scutellum elongate, margins entire, above curvate divergent, 
but subparallel below toward the median ocellus ; antennae inserted 
between the lower fourth of the eyes. Pronotum triangulate, strongly 
compresso-foliaceous, highly elevated and angulate above the middle, 
the summit of the angle rounded, anteriorly extended beyond the 
head, the inferior margin of process convex, the frontal apex obtuse- 
rounded ; margin above at the anterior half of crest arcuate toward 
the process in front, but flattened toward the elevated summit; 
behind the middle deflexed backward and toward the hind apex very 
slightly undate-sinuate ; anterior and posterior halves of the upper 
margin subequal in length, the posterior process scarcely extended 
backward to the knees of the hind femora ; lateral lobes of pronotum 
posteriorly unisinuate, posterior angles obliquely excised behind. 
Elytra and wings wanting. Anterior femora elongate, little com¬ 
pressed, superior carinae entire, below slightly bilobate ; middle 
femora slender, margins entire ; posterior femora above ampliate, 
the superior carina strongly quadrilobate, the apical or fourth lobe 
triangular and acute; the superior external carina incrassate pos¬ 
teriorly ; ventral carina substraight at the apical three-fourths, and 
here bearing five indistinct small tubercles or lobuli ; first articles 
of the posterior tarsi much longer than the third, the first and 
second pulvilli nearly equal, the third much longer than the rest 
* The genus Medinophyllum also includes the species Acmophyllum 
conrudti, Bol. 
