Part Y. ] Beeson : Larvae and Life Histories of Prionine Beetles. 13 
granular or pitted patches. Legs spiny; 1st joint of tarsus of front leg 
much larger than 2nd joint. 
Length. 40-96 mm. Breadth. 12-30 mm. 
Technical description. Lameere, 1903, and Gahau, 1906. 
2. The Egg. 
[ See Plate II, Figs. 5, 6.] 
Technical description. Described from numerous specimens ex 
galleries in Lipterocarpus turbinatus, Andamans, RRD. 411. 
Colour yellowish buff; ellipsoidal, 4*6 mm. x 2‘3 mm. 
Strongly constricted before apices; micropylar end not distinguish¬ 
able; sculpture of chorion formed of a series of longitudinal and more 
or less sinuous ridges, which divide at irregular intervals into branches; 
the branches either (1) end freely in the interspace, or (2) rejoin the 
original ridge, or (3) join a neighbouring ridge; interspaces deeply 
pitted with oval pits, w r hich extend transversely between the bordering 
carinae. 
3. The Larva. 
[See Plate II, Figs. 1-3.] 
General description. Colour creamy yellow; head brown and 
black; smooth, sparsely hairy. 
Technical description. Described from 6 larvae, ex Hipterocarpus 
turbinatus , Andamans, 20-1 Y-l 918. D. F. O. coll. RRD. 411, and 
one larva ex Hipterocarpus sp, North Toungoo, Burma, 9-V-1917, 
D. F. O. coll. RRD. 274. 
HEAD (Figs. 2, 3). with the visible portion light brown; epistoma, 
frontal ridge, postcondylar carina and fossa, mandibles, subfossal process, 
and oral margins, black. Capsule, subquadrate, a little longer than broad, 
sides widest near middle of occipital foramen, posterior angles separately 
rounded. Dorsal margins of epicranium fused medianly almost to 
posterior margin, groove of attachment of superior retractor muscles 
narrow, parallel-sided, occupying about 2-7th the length of the head. 
Occipital foramen with anterior margin rounded, sides slightly 
divergent; posterior emargination subdorsal, bracket-shaped with the 
angle acute. Anterior foramen with the aperture depressed, triangular with 
concave sides and rounded angles. 
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