300 
HEMIPTERA-HETEROPTERA. 
and much longer than the head, second joint not quite twice as long as the first, third a little more than 
half the length of second, and subequal to or a little shorter than fourth. Pronotum punctate, with a 
wide nodulose constriction on anterior half followed by a wide anterior collar, lateral angles nodulose, 
posterior margin about twice the width of anterior. Scutellum triangular, foveate at base. Corium with 
the lateral margins moderately ampliated; cuneal fracture and base indistinct. Membrane considerably 
passing apex of abdomen. Rostrum reaching posterior coxe. 
1. Neoleucon horribilis, n.sp. (Tab. XXVI. fig. 24.) 
Head, pronotum, and corium ochraceous; apex of head, two large transverse spots near lateral angles of 
pronotum, scutellum, a large subcordate spot at claval suture, lateral margins, and a large transverse spot 
at apex of corium black; cuneus pale hyaline, with the inner and outer margins black; membrane pale 
hyaline, the cellular margins black; antenne with the first and second joints black, third and fourth 
fuscous, bases of the first and third pale luteous; eyes fuscous. Body beneath ochraceous (carded 
specimen); meso- and metasternums, a large lateral spot to prosternum, and base of abdomen fuscous or 
black. Legs black, basal halves of femora pale luteous; extreme apices of femora, apices of tibie, and 
the tarsi more or less ochraceous. 
Long. 6 millim. 
Hab. Panama, Bugaba (Champion). 
SPARTACUS, gen. nov. 
Body elongate subovate. Head short and broad, abruptly deflected in front of the eyes, which are stylated 
and slightly directed upwards. Antenne with the basal joint much longer than the head, second a little 
longer than the first, third almost subequal in length to second and a little longer than fourth. 
Pronotum punctate, long, strongly constricted about the middle, the basal half convexly gibbous, the 
lateral angles subnodulose, with a well-developed anterior collar, the basal margin about twice the width 
of anterior margin. Scutellum somewhat small, triangular, the basal margin transversely sulcate at 
centre. Corium and membrane pale hyaline, the lateral margins of the first moderately and convexly 
ampliated. Cuneus long, slender, and curved, extending to apex of membrane. Rostrum just passing 
the anterior cox. 
1. Spartacus albatus, n. sp. (Tab. XXVIL. fig. 25.) 
Head, pronotum, and scutellum pale creamy ochraceous; eyes and antenne dark fuscous, the base of the first 
joint pale creamy ochraceous; corium and membrane pale hyaline and talc-like ; outer and apical margins 
of cuneus and cellular margins of membrane fuscous. Body beneath (carded specimen) and legs pale 
creamy ochraceous; apices of the tarsi fuscous. 
Long. 5 millim. 
Hab. Guaremaa, Cerro Zunil (Champion). 
TRYGO, gen. nov. 
Body elongate subovate, lateral margins of the corium ampliated. Head large, gibbous, deflected in front of 
the eyes; eyes large, prominent, not stylated. Antenne with the basal joint a little shorter than the head, 
second joint a little more than twice the length of the first, third and fourth short and slender. Pronotum 
punctate, with a wide, anterior, tumid constriction, followed by a wide anterior collar, the basal portion’ 
moderately convex, the lateral angles faintly subnodulose, the posterior margin more than twice the width 
of anterior margin. Scutellum triangular, moderately tumid. Corium with the lateral margins convexly 
ampliated, the ampliated portion pale hyaline, its inner margin concave; cuneus moderately long and 
subtriangular. Rostrum not reaching the intermediate coxe. 
1. Trygo imitationis, n. sp. (Tab. XXIX. fig. 8.) 
Bright and deep shining stramineous ; head, eyes, anterior constriction to and lateral angles (very broadly) of 
pronotum, basal margin and angles of scutellum, base of corium, inner and sutural margins of clavus, 
