184 Mr. Curtis's Descriptions of 
Very glossy, piceous inclining to castaneous: head and thorax greenish-black, 
the latter convex, cupreous on the disc, with a deep channel down the 
middle, the sides with a very narrow margin: elytra cupreous, the sides 
with green lines, twice as long as the thorax and perfectly convex, with 
shallow interrupted strive, vanishing on the sides and apex, costa with a 
narrow margin, a foveolet at the base and 3 towards the apex ; £rophi, an- 
tennc and legs ferruginous ; thighs castaneous. 
This species I have named after Lieut. T. Graves, to whom I am indebted 
for a pair: several were taken at Port St. Elena. 
N. G. CaRDñIOPHTHALMuUS. Curt. 
Caput subangustum, ovatum. Oculi cordiformes. Thorax convexus, corda- 
tus, truncatus. Elytra connata, lata, ovata, basi angustata, apice rotun- 
data. Femora anteriora subtüs tuberculata. Tibiæ anteriores emargi- 
natæ, spinis 2 longis validis armatæ. — T'arsi anteriores articulato basali 
elongato et in mare paululim dilatato, tribus sequentibus parvis, obtrigo- 
nis. Antenne articulo basali crasso, 2do brevissimo, 3tio sequentibus 
longiore. Palpi articulis terminalibus ellipticis truncatis, duobus apica- 
libus aequalibus. Mentum non latè emarginatum, dente medio lato pro- 
funde emarginato. 
Labrum transverse, slightly emarginate and ciliated (fig. 7/7). Mandibles por- 
rected, strong, elongate-trigonate, the apex curved not acute (m). Max- 
ille hooked at the apex, ciliated internally. Palpi, internal biarticulate ; 
external 4-jointed, basal joint short, 2nd the longest, stout and curved, 
3rd and 4th of equal length, the former clavate, the latter elliptic-trun- 
cate (p. Mentum with a rather deep and narrow notch, with a short 
tooth in the centre, broadly notched (8). Palpi triarticulate, basal joint 
short, 2nd long, 3rd as long, elliptic-truncate. 
Antenne shorter than the head and thorax, filiform, pubescent, slightly com- 
pressed, basal joint the stoutest, ovate, 2nd the smallest, 3rd as long as 
the 1st, 4th a little shorter than the 5th, which, as well as the following, 
is elongate-ovate (7a). Head narrow and ovate (7); eyes rather small 
and cordate, remote from the thorax, which is much broader, convex, 
