200 Harris on the genus Cychrus, . 
C. TUBERCULATUS. 
. Black opaque ; head rugose and with two longitudi- 
nal impressions on the front; thorax rugose, truncato- 
cordate, contracted behind ; coleoptra ovate, very con- 
ver, granulated, with a triple series of smooth tubercles 
on each elytron ; epipleura rugosely punctured. 
— Length seven to eight and a half lines. 
The anterior tarsi of the male are very slightly dilated, 
and more thickly covered with short bristles beneath 
than those of the e: i 
; rf *: | ANGULATUS. 
Black ; head va natali “thorax angulated at the 
sides, much contracted behind ; eh ytra violaceous-brown, 
somewhat flattened, crenulato-striate ; legs brownish 
piceous. — bears 
Length six and a half lines. 
The specimen, a female, is not perfectly mature. It 
is probable that, in good and older specimens, the elytra 
the body beneath, and the legs may be somewhat 
darker, The peculiar form of the thorax together 
with the carinated frontal line seem. essentially to dis- 
tinguish this species, which comes nearest to the de- 
scription of .C. angusticéllis (Fischer), Déj., a larger 
insect, with smooth front and a differently formed thorax. 
C. CRISTATUS. 
Black ; died carinated.;. thorax cordate, = a 
behind ; elytra sw with d narrow, blue mar- 
gin. 
Length five and a quarter indt ro 
