Cistela. | HETEROMERA. 29 
oval, very shining, black, sometimes with an eneous tinge ; head closely 
punctured, antenne iong, pitchy or ferruginons with base lighter; 
thorax transverse, with sides rounded in front, distinctly and not very 
closely punctured, especially on disc, posterior angles obtuse, almost 
right angles; elytra strongly punctate-striate with the interstices 
sparingly punctured ; legs red, long and slender. L. 7-9 mm. 
Male with the antenne slightly serrate, the fourth joint one and a 
half times as long as the third, and the anterior tarsi rather plainly 
dilated. 
Female with the antenne filiform, the fourth joint only a little longer 
than the third, and the anterior tarsi slightly dilated. 
The v. ferruginea, F., has the elytra and often more or less of thorax 
castaneous or ferruginous ; if occurs with the type. 
On young hazel, oak, &e.; often on flowers and by sweeping amongst grass; local, 
but not uncommon in some districts; Darenth and Birch Woods, Mickleham, 
Croydon, Bexley, Riddlesdown, Abbey Wood, Guildford; Norfolk; Hertford ; 
Wrabness, Essex ; Dover ; Hastings; Portsdown Hill, near Portsea ; Coopers Hill, 
Gloucester; Llangollen; Matlock, Lovers’ Walk. I know of no record further north 
than the last-mentioned locality, where I have taken it sparingly, 
C. ceramboides, L. (s.g. Pseudocistela, Crotch). Oblong-oval, 
black with the elytra testaceous, not very shining, clothed with. very 
fine and delicate silky pubescence; head finely and closely punctured, 
eyes variable in the sexes ; thorax rather broader than long, subconical, 
strongly and gradually narrowed in front, very finely and closely punc- 
tured, sinuate on each side at base, posterior angles almost right angles; 
elytra finely punctate-striate, interstices flat, very finely and closely 
punctured or alutaceous; legs long and slender. L. 9-11 mm. 
Male with the antenne longer than in the female and more acutely 
serrated, with the third joint one and a half times as long as the second ; 
eyes strongly prominent. 
Female with the antenne shorter and less acutely serrated, with the 
third joint twice as long as second ; eyes moderately prominent. 
On oaks; occasionally on Umbelliferous flowers ; the larva and sometimes the per- 
fect insect is found in old decaying branches still remaining on the trees; rare ; 
Camberwell, Chobham, Lee, Darenth Wood, Sydenham, Belvedere, Dulwich; Hert- 
ford; Leominster; Cambridge ; Glanvilles Wootton, Dorset ; Sherwood Forest 
(Matthews and Sidebotham), 
Cc. murina, L. (sericea, Drap.; s.g. Isomira, Muls.). Oblong-ovate, 
subparallel, not very convex, rather dull, clothed with fine thick ashy 
pubescence, black or brownish-testaceous, or with the elytra testaceous 
and the thorax dark, margins of the latter sometimes ferruginous ; head 
closely punctured, antenne long, red, with the apex of the joints often 
dusky ; thorax broader than long, with the sides regularly rounded and 
narrowed in front, very closely and finely punctured, posterior angles 
slightly acute ; elytra with indistinct stride, interstices very closely 
sculptured ; legs long, clear reddish-testaceous. L. 51-7 mm, 
