498 CATALOGUE OF 
partly red, blackish at the tip. Thorax with a transverse ridge between 
the hind angles, which are acute and elongated; an irregular smooth mark 
on each side near the fore border; sides serrated between the hind angles 
and the fore border. Scutellum attenuated, rounded at the tip. Pectus 
and under side of abdomen very minutely black-speckled, the latter with 
three unspeckled stripes and with black spiracles, and with a truncate tip. 
Femora black-speckled ; tibie towards the tips and tarsi reddish. Fore 
wings more minutely speckled than the thorax; two or three unspeckled 
lines; membrane pellucid. Length of the body 7% lines. 
It is most allied to M. angularis, but the hind angles of the thorax 
are much shorter, and it differs still more than it from the typical form of 
the genus, and has an affinity to Megarhynchus. 
a, China. Presented by J. C. Bowring, Esq. 
Genus 10. MEGARHYNCHUS, C. 4. 361. 
1. MecaruyNcuus Hasratus, C. H. 361. 
a, Java. Presented by M. Audinet Serville. 
b,c. Java. From the East India Company’s collection. 
d,e. Java. From Mr. Children’s collection. 
fig. Java. Presented by J. C. Bowring, Esq. 
h—j. Java. 
k. Hindostan. Presented by J. C: Bowring, Esq. 
l. Hindostan. Presented by W. W. Saunders, Esq. 
m,n. Siam. Presented by W. W. Saunders, Esq. 
o. Cambodia. Presented hy W. W. Saunders, Esq. 
p- ———? Presented by W. W. Saunders, Esq. 
g, 7. Hindostan. From the Entomological Society’s collection. 
s, é& North China. From Mr. Fortune’s collection. 
v. Hong Kong. Presented by J. C. Bowring, Esq. 
2. MrGaRHYNCHUS TESTACEUS, C. H. 361. 
a. Shanghai. From Mr, Fortune’s collection. 
4. Hindustan. Presented by J. C. Bowring, Esq 
3. MrcaruyncHus TRuNcATUs, C. H. 361. 
a,b. Java. Presented by M. Audinet Serville. 
e. Java. From the East India Company’s collection. 
d,e. ———? Presented by Gen. Hardwicke. 
J. Hindostan. From the Entomological Society’s collection. 
g. North Hindostan. From Dr. Hooker’s collection. 
A,i. Penang. Presented by J. C. Bowring, Esq. 
j. ——? Presented by W. W. Saunders, Esq. 
4. MEGARHYNCHUS DIVERSUS. 
Testaceus, subfusiformis, dense et subliliter punctatus ; caput latitudine 
paullo longius, lobis lateralibus lanceolatis connexis ; antenne articulo 
20 30 multo longiore; thorax angulis posticis subrectangulatis bene 
determinatis, laleribus anticis serratis ; scutellum atlenuatum, apice 
