Records of Bees. 115 
1. Face and front pruinose, but without light 
markings ; base of antenne red.......... T. tescorum, Ckll. 
Face with light markings. ......cce-+0ese+: 2. 
a uervers Clypetis pala. s easwis » ve sate bx oly ¥s T. nebulata, Smith. 
Smaller; clypeus with a yellow hat-shaped 
MAK, +, s.c/0 oinele.cHemieaWaim a ee. eves 2 dee T. lendliana, Friese. 
Trigona trochanterica, sp. n. 
Worker.—Length 6 mm. 
Robust, black, the abdomen dark reddish, more distinctly 
reddened at sides of second segment, fifth segment with a 
red patch on each side, and apex pale dull red, with scattered 
short black hairs; venter clear red. Legs black, with last 
tarsal joint on each red, and the trochanters for the most 
part bright ferruginous. Head very large and broad ; 
mandibles black, with an obscure red mark in middle; malar 
space well developed; face with a greyish-olivaceous pruino- 
sity ; scape long, black except at extreme hase ; flagellum 
dark reddish, with the first joint black, and the very short 
second one pale reddish beneath ; front entirely dull ; vertex 
with stiff black hair; mesothorax dull, with short fulvous 
tomentum anteriorly-and posteriorly, densest posteriorly ; 
tubercles and the region behind them with fulvous tomentum ; 
scutellum prominent, shining anteriorly, and with short 
black hair; tegule dull ferruginous. Wings yellowish, 
nervures and stigma ferruginous ; hind tibiz extremely 
broad, excavated on outer side. 
Sandakan, Borneo (Baker). 
Nearest to T. erythrogaster, Cam., but thorax with pale 
hair. It is superficially like 7. itama, Ckll., but quite 
different by the dull front, &. The red trochanters are 
peculiar; in 7. nitidiventris, Sm., the cox are similarly 
coloured. 
Trigona fuscibasis, sp. n. 
Worker.—Length about 5 mm., anterior wing 6 mm. 
Head, thorax, and legs black, with the clypeus (except 
upper margin), supraclypeal area, labrum, mandibles, and 
the long scape ferruginous ; flagellum ferruginous, dusky 
above ; mesothorax dark chestnut-red ; anterior femora and 
basitarsi in front, small joints of their tarsi and of the others 
more or less, ferruginous ; head broad ; face and front with 
olivaceous* pruinescence ; head and thorax polished and 
shining ; sides of thorax with brownish tomentum; scutellum 
with black hair; tegule clear ferruginous. Wings dark 
g* 
