TONGA. 



Geuus TONGA. 



Cyrene, Westtv. Arc. Ent. ii, p. 35 (1843) ; Atkins. J. A. S. Beng. 



Iv, p. 48 (1886) ; Melich. Wien. ent. Zeit. xx, p. 177 (1901) ; nom. 



pi'Eeocc. (Pisces). 

 Tonga, Kirk. Entoniolo(jist, 1900, p. 242, n. nom. 



Type, T. guitulata, Westw., a Sumatrau species. 



Distribution. Orieutal and Malayan Eegious. 



" Body short, stout, abdomen compressed ; head with a conical 

 long porrect cephalic process, acute at apex, carinate above at the 

 sides, ridges obliterated before the apex, posteriorly extended to 

 the pronotum, eyes large, lateral, emarginate beneath, ocelli none ; 

 anteuuse small, inserted below the eyes ; pronotum as long as the 

 mesonotum, disk impressed in the middle with two points ; tegmina 

 coriaceous, opaque, homogeneous, convex, broad, anterior margin 

 sinuate, rounded at the apex, posterior angle acute, veins a little 

 ramose ; legs short, robust, posterior tibia? \\itli three spines ; abdo- 

 men truncated at the apex, ending in two lobes, funished \\ith a 

 slender erect appendage, concave at the apex." ( Westiuood.) 



The above is practically a copy of Westwood's description, and 

 is given because I have not seen the only species recorded from 

 British India, while the shape of the eyes is differently described 

 in the generic and specific diagnoses. 



1924. Tonga westwoodi, Sign. (Cyi-ene) Ann. Soc. Ent. Fr. 1862, 

 p. 124, t. i, f. o, A, B, C ; Atkins. J. A. S. Beng. Iv, p. 49 (1886) ; 

 Melich. (excl. syn.) Wien. ent. Zeit. xx, p. 180 (1901). 



" Brownish-yellow' ; a whitish-yellow line extends from the tip 

 of the head to the end of the tegmina, which have several dots of the 

 same colour on the disk and are granulate though the whole length. 



Fig. 184. — Tonga westwoodi. 



so as to have the appearance of being shagreened ; head once aud 

 a half longer than broad (including the eyes), black at the extremity 

 and with a whitish-yellow median band, a little elevated, sides 

 carinate ; face concave at the base and grooved, quadricarinate 

 towards its upper third, the two median ridges reaching the 



2 a2 



