58 Entomological Society. 
The Rey. F. W. Hope exhibited a case of insects recently received 
from Ezra Downes, Esq., captured in his garden near Bombay, in- 
cluding a new species of Derbe and other insects, accompanied by © 
notes on the habits of a species of Cassida; another of a Cercopis, 
called the Cow-ant, (from emitting a saccharine fluid which the 
ants greedily drink,) and on several species of parasitic Hymenoptera 
(including a species of the genus H/asmus) reared from the cocoons 
of a small moth. ' 
The following memoirs were read :— 
Continuation of a memoir containing descriptions of New Hol- 
land Cryptocephalides. By W. W. Saunders, Esq., F.L.S. &c. 
Div. 2. Lateral margins of thorax dentate or uneven. 
PrionopLeuRA, W. W.S. Head vertical ; eyes reniform ; antenne 
as long as or longer than the body, filiform, with the six terminal 
joints somewhat more robust than the others ; thorax subquadrate, 
with the lateral margins dentate or rugose, and the disc with ele- 
vated spaces ; scutellum quadrate, elevated behind ; elytra rugose. - 
Type Cryptocephalus rugicollis, Gray. 
Subdivision 1. Elytra-with longitudinal elevated ridges more or less 
distinct. 
Sp. 1. Prionopleura bifasciata, Hope MSS. Head rufous-brown, 
black above ; antenne black, with the 2nd, 3rd and 4th joints 
varied with rufous ; thorax rufous-brown, with a black central 
longitudinal patch, and two lateral lunate ones of black ; scutellum 
black ; elytra rufous-brown, deeply punctured with eight somewhat 
elevated longitudinal ridges, and two broad black transverse bands ; 
Semora black, rufescent at base; tibie rufescent, with the apex 
black; tarsi black. Length 3,ths of an inch.—Hab. New 
Holland. Mus. Hope. . 
Sp. 2. Prionopleura crucicollis, Boisduval. Head chestnut-brown, 
with a black frontal fascia; thorax rufous-brown, with a trans- 
verse black band, produced in front and behind into a short cross ; 
scutellum black, shining ; elytra deep rufous-brown, coarsely punc- 
tured with five distinct and three less distinct longitudinal ridges, 
with three short longitudinal black patches at the base, and an 
irregular transverse black central band less rufous brown; fe- 
mora with a black streak. Length 53,ths of an inch.—Hab. New 
Holland and Van Diemen’s Land. Mus. Hope and Westwood. 
Sp. 3. Prionopleura Hopei, W.W.S. Deep rufous-brown; head 
with a black band and spot ; antenne rather longer than the body ; 
thorax black, with a narrow rufous-brown margin; scutellum 
black; elytra deep rufous-brown, deeply punctured with eight 
slightly elevated ridges and two black patches at the base, and.a 
transverse central fascia. Length 22,ths of an inch.—Hab. Van 
Diemen’s Land. Mus. Hope and Westwood. 
Sp. 4. Prionopleura Crux nigra, Hope MSS. Dark rufous-brown ; 
antenne with the terminal joint black; thorax with a transverse 
black central band produced in the middle both before and behind, 
