120 LIST OF HOMOPTEROUS INSECTS. 
Genus CROMNA. 
Cromna, Walk. Journ. Linn. Soc. i. 85. 
CROMNA PERACUTA. 
Mas et fem. Pallide viridis ; caput elongatum, ascendens, acute 
conicum ; frons elongata, rufescens, tricarinata ; prothorax 
valde conicus; mesothorax non carinatus ; abdomen ex parte 
testaceum; pedes vufescentes; ale antice apud costam sub- 
convene, apice angulate, margine exteriore recto obliquo, 
angulo interiore bene determinato, venis non multis, venulis 
transversis nullis ; postice alba. 
Male and female. Pale green. Head elongate, ascending, 
acutely conical; front elongate, reddish, with three keels. Protho- 
rax very conival in front. Mesothorax not keeled. Abdomen 
partly testaceous. Legs reddish. Fore wings very slightly convex 
in front, almost rectangular at the tip and on the interior angle ; 
exterior border straight, oblique; veins not numerous; no trans- 
verse veinlets. Hind wings white. Length of the body 3 lines; of 
the wings 7 lines. 
Male. Fore wings with a rosy border. 
a. Australia. From Mr, Strange’s collection. 
b,c. Moreton Bay. Presented by — Gibbons, Esq. 
CROMNA NASALIS. 
Prasina ; caput testaceum, subconicum ; frons tricarinata ; pro- 
thorax conicus, carinatus, bene determinatus, subtuberculatus ; 
mesothorax tricarinatus ; abdomen supra album; pedes tes- 
tacei; ala antice linea marginali indistincta testacea, apud 
costam viw convene, apice rotundate, margine exteriore recto 
perparum obliquo, angulo interiore rotundato, margine inte- 
riore tuberculato, venis venulisque transversis plurimis ; pos- 
tice alba. 
Grass-green. Head testaceous, slightly conical in front; ver- 
tex with one keel; front with three keels, a little longer than 
broad. Prothorax conical, well-developed, slightly tuberculate, 
with one keel. Mesothorax with three keels. Abdomen white, 
pale green beneath. Legs testaceous. Fore wings with an indis- 
