Chrysomelidae of Fiji — Bryant and GRESSITT 
Head narrower than prothorax; eye coarsely 
faceted; occiput generally finely carinate; an- 
tenna thickened distally; prothorax generally 
narrowed apically, often feebly margined at 
side; elytron suboblong; middle and hind 
tibiae emarginate preapically on outer side; 
tarsal claws bifid; dorsum clothed with fine 
scales or hairs. 
key TO fijian species OF Demotina 
1. Elytron with some isolated fine erect 
hairs, or many short erect hairs, dis- 
tinctly rugose and nodose if erect 
hairs not distinct 2 
Elytron without erect hairs, not 
strongly rugose 6 
2(1). Pronotum often uneven or nodose; 
elytral erect hairs scattered, varying 
in length 3 
Pronotum and elytron evenly con- 
vex; pronotum densely pubescent; 
elytron with numerous short sub- 
erect hairs of similar length 
pubescens 
3(2). Pronotum with rather distinct nodes 
or tubercles 4 
Pronotum only moderately uneven, 
or body distinctly less than one-half 
as broad as long 3 
4(3). Elytron with premedian and preapical 
swellings and other irregularities; 
pronotum deeply punctured, with 
central tubercles about as widely 
spaced as one-half breadth of pro- 
notum; largely blackish. . . . rugosa 
Elytron without premedian and pre- 
apical swellings; pronotum finely 
punctured, with central tubercles 
conical, less widely separated than 
one-half breadth of pronotum; rarely 
blackish nodosa 
5(3). Body less than one-half as broad 
as long; hind femur exceeding ely- 
tral apex fragilis 
47 
Body fully one-half as broad as long; 
hind femur not exceeding elytral 
apex veitchi 
6(1). Pronotum broadest near base, dis- 
tinctly flattened above, not evenly 
convex, finely punctured 7 
Pronotum rounded at side, as a rule 
strongly convex, or cylindrical-ob- 
long, not distinctly flattened above 
and broadest near base, coarsely or 
finely punctured 9 
7(6). Pronotum dull, with a vague sub- 
transverse raised area anterior to 
center 8 
Pronotum shiny, subglabrous, rather 
smooth, without a transverse pre- 
median raised area; elytron testace- 
ous with dark brown sutural stripe 
and three suboblique bands extend- 
ing out from stripe, the posterior 
two reaching side ...... irregularis 
8 (7 ) . Elytron uniformly pale brown or with 
irregular transverse darker bands . . . 
dissimilis 
Elytron with a median dark brown 
stripe striata 
9(6). Elytron marked with some more or 
less distinct spots of white, silvery, 
or goldish hairs or scales 10 
Elytron not marked with pale spots 
of pubescence or scales 12 
10(9). Elytron with several pale spots ar- 
ranged somewhat in bands 11 
Elytron subglabrous, with four or 
five conspicuous spots of silvery 
pubescence, arranged somewhat ir- 
regularly, but partly in a sub- 
longitudinal line albonotata 
11(10). Prothorax broader than long, not 
very strongly punctured; dorsum 
largely brown, often with silvery 
white longitudinal spots arranged in 
two suboblique bands behind mid- 
dle of elytron obscurata 
