Chrysomelidae of Fiji — Bryant and Gressitt 
77 
Head with frontal tubercles and a sharp 
frontal ridge; second and third antennal seg- 
ments of equal thickness; third and fourth 
subequal in length; pronotum with deep 
transverse basal depression with a longi- 
tudinal groove at each end, elytron irregularly 
punctured; fore coxal cavity open. 
112. Altica corusca Erichson 
Haltica corusca Erichson, 1842, Arch. f. Na- 
turgesch. Ser. 8, 1: 235; (Tasmania); Black- 
burn, 1896, Roy. Soc. S. Australia, Trans. 
20: 73, 75. 
Haltica gravida, Veitch and Greenwood, 1921, 
Linn. Soc. N. S. Wales, Proc. 46: 511. 
Black, slightly tinged with purplish to 
bronzy. Head slightly shagreened, with a pair 
of feeble swellings between eyes ; antenna with 
segments of equal thickness, and of equal 
length except for second which is half as long 
as others; prothorax micropunctulate, feebly 
grooved basally; elytron finely and irregularly 
punctured; ventral surfaces rather hairy. Length 
4.2-5 mm. 
Larva: Dark brown to blackish; head 
blackish, paler at side; antenna and clypeus 
largely whitish; about 18 hairs on each side 
of head. Body with swollen areas dark brown 
and less sclerotized areas pale brown; pro- 
notum somewhat generally sclerotized, with 
a strong basal transverse swelling, each side 
with seven bristles anteriorly and three bas- 
ally; mesonotum and metanotum each with 
central, anterior, and posterior transverse 
swellings, each with a pair of bristles, a sub- 
lateral basal transverse swelling with two 
bristles, and a lateral swelling with three 
bristles, besides a small additional anterior 
spot on metanotum; first seven abdominal 
tergites each with anterior and posterior cen- 
tral transverse swelling with a pair of bristles, 
five sublateral tubercles each with one bristle, 
and a lateral swelling with two bristles. Length 
8 mm. (Larva from Lami, Krauss.) 
viti levu: Nandarivatu, Navai Mill, Tholo- 
i-suva, Matawailevu, Zimmerman; Suva, Sin- 
gatoka, Valentine; Matawailevu, St. John; 
Vunindawa, Lami, Ndeumba, Krauss; Nandi, 
Koronivia, Gressitt. 
ovalau : Thawathi, near Vuma, Wainiloka, 
Zimmerman, Bryan. 
vanua levu: Wailevu, Gressitt. 
lau: Lakemba I., Bryan. 
kandavu : Vambea, Ono I., Krauss. 
Tasmania, New Hebrides, Liji. Four hun- 
dred specimens from Fiji. 
host : Jussiaea villosa ( J. repens ) , J. suffru- 
ticosa L., Oryza sativa L., on growing leaf tips 
of rice (Lever). 
Genus crepidodera Chevrolat 
Crepidodera Chevrolat, 1844, IN d’Orbigny, 
Diet. Univ. Hist. Nat. 4: 441 (type: Chryso- 
mela nitidula L.) ; Chapuis, 1875, Gen. Col. 
11: 53. 
Head deeply inserted in pro thorax; an- 
tenna with terminal segments slightly thick- 
ened; pronotum with a deep transverse groove 
near base, the groove delimited at each end 
by a depression or short longitudinal groove; 
elytra seriate-punctate. 
key TO FIJIAN species of Crepidodera 
1. Body largely pale 2 
Body largely black or metallic, at least 
on elytra 3 
2(1). Body entirely pale; pronotum finely 
punctured; elytron heavily punctured 
elongata 
Distal antennal segments, suture, and 
side of elytron dark; pronotum im- 
punctate; elytron feebly punctured. . . 
evansi 
3(1). Dorsum uniformly black 4 
Prothcrax differently colored from ely- 
tra 5 
4(3). Prothorax deeply grooved; body twice 
as long as broad; a distinct postbasal 
elytral swelling fijiensis 
