4 APPENDIX. — CTCADIU.i:. 



(4enus DUNDUBIA. (Vol. 111. p. iU.) 

 313!). Dundubia helena, Did. A. M. N. II. (8) ix, p. 041 (1912). 



Body and legs brownish ochraceous ; apical spot to front of 

 head, lateral and posterior margins of pronotum, posterior margin 

 of metanotuni, tympanal coverings, narrow posterior segmental 

 margins to abdomen above, opercula, and abdomen beneath, pale 

 ochraceous; tegmina and wings hyaline, the venation brownish or 

 pale ochraceous; head about as long as pronotum, the front large 

 and convex, about twice as broad at its base as the length of the 

 anterior margins of tlie lobes of vertex; lateral margins of the 

 pronotum distinctly toothed ; abdomen very little longer than 

 space between apex of head and base of cruciform elevation ; 

 opercula in male long, extending to base of sixth abdominal 

 segment, strongly concavely narrowed on each side near base and 

 thence couvexly ampliated ; rostrum scarcely reaching the posterior 

 coxae ; second apical area of the tegmina little more tlian half the 

 length of the first. 



Length excl. tegm., J , 35 ; exp. tegm. 88 millim. 



Hah. N. India; Dehra Dun {Brit. Mas.). 



Allied to D. mannifera, Linn., but differing in the shape of the 

 opercula, which are strongly concavely narrowed on each side 

 near base; the second apical area to the tegmina is very short, 

 distinctly shorter than the corresponding area in D^ mannifera. 



Genus TANNA. 

 Tamia, Disf. A. M. JS. H. (7) xv, p. r,l (lOOo). 



Type, T. japonensis, Dist., from Japan. 



Dlstrihution. India, Malay Archipelago, and Japan. 



Closely allied to Leptopsaltna (vol. iii, p. 89), from which it 

 ditiers by having a lateral tubercle only on the second and not on 

 the third ventral segment, in other respects resembling the genus 

 Fomponia (vol. iii, p. 111). 



Head (including eyes) narrower than base of niesonotum and 

 about as long as space between eyes : lateral margins of pronotum 

 angularly sinuate, but not prominently toothed ; abdomen mucli 

 longer than space between apex of head and base of cruciform 

 elevation : tvmpaua covered ; o])ercula small, not or scarcely 

 extending beyond base of abdomen ; rostrum reaching the posterior 

 coxai ; tegmina and wings hyaline. 



3140. Tanna bhutanensis, Dint. A. M. X. II. (S) ix, p. 182 (1912). 



Head, pronotum, and mesonotum more or less greenish 

 ocliraceous; anterior and lateral margins of front, an irregular 

 central fascia to vertex (enclosing the ocelli), anterior inner 

 margins of eyes, a curved fasciate line about middle of lateral 

 margins and the anterior angles, anterior niai-gin of pronotum. 



