502 CAFALOGUE OF 
1]. MEGYMENUM PARALLELUM. 
parallelum, Vollenk. Faune Ent. Arch. Indo-Neerland. iii. 48, pl. 4, 
f. 10. 
Sumatva. 
a—c. China. Presented by Gen. Hardwicke. 
d—y. Hong Kong. Presented by J. C. Bowring, Esq. 
hi. Shanghai. From Mr. Fortune's collection. 
j. North China. From Mr. Fortune’s collection. 
k,l. Java. Presented by J. C. Bowring, Esq. 
$2. MEGYMENUM AFFINE. 
affine, Boisd. Voy. Astrolabe, 633, pl. 11, f. 12. 
New Guinea. 
13. MEGYMENUM BASALE. 
Purpurascens ; antenne nigra, subdilatate ; thorax antice rugulosus, 
postice striatus, cornubus duobos lateralibus acutis longiusculis fere 
porrectis; scatellum apice vix angulatum; ale antice nigre, abdo- 
minis apicem fere atlingentes, membrana fascia basali maculari 
liturisque extertoribus subcostalibus pallide flavescentibus. 
Dull purple, thickly and minutely punctured. Head with the lateral 
lobes contiguous, slanting upward on the outer side, rounded at the tips. 
Eyes very prominent. Antenne black, slightly dilated. Thorax rugulose 
in front, transversely striated towards the hind border; an acute rather long 
nearly porrect horn on each side, where there is also a hinder slight angular 
projection. Scutellum hardly keeled, hardiy angular at the tip. Fore 
wings black, extending nearly to the tip of the abdomen; a macular pale 
yellowish band at the base of the membrane, and some small exterior pale 
yellow marks, most of which form a cluster near the tips of the costa. 
Length of the body 7 lines. 
The horns of the thorax are longer than those of JZ. parallelum, and 
very much more acute than those of M., instructum. 
a. Sarawak. Presented by W. W. Saunders, Esq. 
14. MEGYMENUM INS'TRUCTUM. 
Nigrum; caput ante oculos bispinosum; antenne dilatate; thoracis 
latera spinis duabus anticis, cornubus duobus posterioribus oblique 
porrectis apice rotundatis ; alé antica abdominis apicem fere attin- 
gentes, membrana fascia basali liturisque nonnullis exterioribus pallide 
flavescentibus. 
Black, thickly and minutely punctured. Lobes of the head like 
those of the preceding species; a spine on each side in front of the eyes. 
Antenne dilated. ‘Thorax with an acute spine on each side of the fore 
border; a broad obliquely porrect horn on each hinder side, rounded at 
the tip and somewhat longer than its breadth at the base. Fore wings 
extending nearly to the tip of the abdomen, with an irregular pale 
yellowish band at the membrane and with some exterior pale yellowish 
“en 
