194 Mr. F. Smith's descriptions 
BEMBICIDtE. 
\ Genus Bembex, Fabr. 
1. Bemhex Niponica. 
Male. Length 8^ — 9i lines. Mesothorax black above ; 
abdomen livid yellow, banded and spotted with black. 
Head yellow, with the vertex black, the black terminating 
on the face in a bifurcate shape, the forks continued down 
to the insertion of each antenna ; black behind, with a 
yellow line running down to the base of the mandibles, 
their tips black ; scape of the antennas yellow in front, and 
the flagellum yellowish beneath. Thorax : a narrow line 
on the pro thorax, a line over the tegulge and passing along 
the apical margin of the scutellum ; another across the 
post-scutellum, and a curved line fr'om the insertion of the 
posterior wings, which extends to the verge of the trunca- 
tion of the metathorax, the lateral margins of which are 
also yellow ; the legs yellow ; the coxai black above, and 
sometimes a black line behind the posterior femora ; wings 
hyaline, with femiginous nervures. Abdomen livid yellow ; 
the truncation of the base black, sometimes forming two 
black lobate shapes at the upper margin, at other times 
these lobes cross the segment and unite with a black fascia 
on the apical margin of the first segment ; a black fascia 
at the base of the second segment, varying in width ; the 
second segment with a black spot on each side, which 
unites occasionally with the black fascia ; the apical mar- 
gins of the following segments black; beneath, a large 
bilobate black shape on each segment ; the second segment 
with a prominent tubercle, more or less developed in various 
specimens. 
Hub. — Hiogo. 
CEABRONIDiE. 
Genus TKYroxYLOx, Latr. 
1. Trypoxylon ohsonator. 
Female. Length 7 lines. Black, with the apex of the 
petiole, and two following segments of the abdomen, red. 
Head: the face and sinus of the eyes covered with bright 
silvery pubescence ; the flagellum fulvous beneath ; the 
mandibles ferruginous. Thorax smooth and shining ; the 
metathorax with a longitudinal channel, which widens into 
a broad excavation towards the apex ; the sides of the 
thorax, and also beneath, with long, thin, silvery-white 
