MONALONION. 247 
2. Monalonion versicolor, n. sp. (Tab. XXIV. fig. 12.) 
Head and antenne shining black, the antenne pilose, the head obscurely marked with castaneous near base ; 
pronotum ochraceous, the whole of the anterior area and the lateral margins narrowly black, the 
ochraceous area containing a more or less arcuate castaneous fascia; scutellum ochraceous, its base 
opaquely greyish; corium pale reddish castaneous, the costal margins and a triangular spot in front of 
inner apical angles luteous, inner claval margins somewhat darker; cuneus reddish, the apex infuscated ; 
membrane very pale fuscous and semihyaline, the cellular veins reddish; anterior legs black, intermediate 
and posterior legs ochraceous, the femora streaked with fuscous above, and the apices of the tarsi 
black. Body beneath apparently (carded specimen) with the head and sternum blackish, the abdomen 
ochraceous. 
Long. 8 millim. 
Hab. GuaTeMaua, Las Mercedes (Champion). 
3. Monalonion hilaratum, n. sp. (Tab. XXIV. fig. 13.) 
Head black, with the base obscurely ochraceous; antenne black, pilose, first joint with base and apex dull 
ochraceous, fourth joint and apex of third more or less fuscous; pronotum ochraceous, somewhat darker 
near lateral angles; scutellum reddish ochraceous; corium pale fuscous, the costal margins narrowly, at 
base broadly, ochraceous ; cuneus bright reddish ; membrane pale fuscous, the cellular veins reddish ; legs 
ochraceous ; tarsi and bases of posterior femora dark fuscous. Body beneath apparently (carded specimen) 
more or less reddish ochraceous. 
Long. 9 millim. 
Hab. Guatemaua, San Gerénimo (Champion). 
b. Posterior tibie curved. 
4, Monalonion atratum, n. sp. (Tab. XXIV. fig. 14.) 
Head, antenne, and pronotum dark shining black, the antenne strongly pilose; eyes luteous; scutellum and 
corium dark shining fuscous, the first with its apex somewhat paler, the second with the costal margin 
(particularly broad at base) luteous; membrane pale fuscous; legs black and strongly pilose, the anterior 
and intermediate tibize very broadly annulated with luteous. Body beneath apparently (carded specimen) 
shining black; abdomen above dull reddish. 
Long. 10 millim. 
Hab. Panama, Bugaba (Champion). 
c. Pronotum excavated at base. 
5. Monalonion dissimulatum, n.sp. (Tab. XXIV. fig. 15.) 
Body above ochraceous ; head, antenne, anterior constricted area of pronotum, apex of scutellum, and a broad 
transverse fascia at apex of corium black; base of first joint of antennz ochraceous; membrane pale 
ochraceous and semihyaline, the margins narrowly, and the apex broadly, fuscous; legs ochraceous; the 
tarsi, bases of posterior femora, and posterior tibie (excluding base) black. Body beneath with the 
sternum ochraceous; the head, anterior margin of prosternum, acetabula, and coxe black; abdomen 
mutilated. 
Pronotum ovately excavated at base. 
Long. 11 millim. 
Hab. Guatemata, San Isidro (Champion). 
