542 Col. C. a on South African 
than the thorax, transverse, not much produced behind the eyes ; 
mandibles broad, longitudinally grooved, with a preapical tooth on 
the inner edge; eyes convex, only slightly indented on the inner 
orbits, antennae stout, 2nd joint of flagellum half as long again as 
the 3rd; thorax slightly narrowed in front ; scutellum raised into 
a conical large tubercle ; median segment very oblique posteriorly 
slightly convex, sharply carinate on each side ; abdomen subsessile, 
lst segment short, its ventral carina well raised, its edge vertically 
sinuate. 
Length ¢ 13-14mm. Exp. 25-28 mm. 
This form may be a variety of D. atrata, Linn., but the 
description of the latter speaks of a white transverse band 
on the abdomen, in the former the segments 1-5 are only 
laterally fringed with white. 
30. DOLICHOMUTILLA GUINEENSIS, Fabr. 
Mutilla quineensis, Fabr., Ent. Syst., 1, 1793, p. 367 ; Lep. 
Hym., 11, p. 640 9. 
RHODESIA: East Loangwa, Petauké 2400 ft. 2 (S. A. 
Neave). 
A single 9. 
31. DoLICHOMUTILLA SYCORAX, Smith. 
Mutilla sycoraz, Sm., Cat. Hym. B.M., 111, 1855, p. 19 8. 
Mutilla quineensis, Gerst. (nec. Fabr.), Monats. Akad. Wess. 
Berlin, 1857, p. 511 ¢; idem. Peters Reise n. Mozamb., 
Zool., v, 1862, p. 486, pl. 31, figs. 4 and 5 2; André, 
Zeits. Hym. Dipt., 1, 1901, p. 339. 
NATAL ? (Coll. W. Saunders); Ruopesta: Mashonaland, 
Salisbury 5000 ft. 2 (G. Marshall); Lagos 2 (J. A. Cremer). 
32. DoLICHOMUTILLA NEAVEI, form n. 
N.E. RHopeEsiA: East Loangwa District, Petauké 2400 
ft. f: Dec. 28 and 31, 1904 (S. A. Weave). 
The specimen captured Dec. 28, 1904, is marked as the 
type. 
g. Black and shining; the mandibles close to the apex, the 
pro-and mesonotum, scutellum and tegulae dark red; the head, thorax 
and abdomen covered with long erect black hairs; the mandibles be- 
neath, the lower portion of the inner orbits, a fringe posteriorly on the 
scutellum and another posteriorly on the apical abdominal segment 
