PLATYLOMIA. 101 



A. Opercula in male tvith their apices rounded. 



b. Front someivhat (jloboseh/ 2^>'oduced. 



c. Opercula only extending to about half the length of abdomen. 



1588, Platylomia amicta, Dist. (Dundubia) A. M. N. H. (6) iii,p. ol 



(1889) ; id. (Cosuiopsaltviaj Man. Orient. Cicad. p. 43, t. viii, 

 f. 4, a, b (1890). 



Body above brovvnish-oehraceous ; head with striae and two 

 central longitudinal lines to front, a broad oblique fascia on each 

 lateral area of vertex, and area of ocelli black ; pronotum with 

 two central longitudinal lines, incisures, anterior margin, and 

 inner edge of posterior margin black, posterior and lateral 

 margins paler in hue, the last crossed bv an oblique black fascia 

 emerging from behind the eyes ; mesonotum with five fascia; 

 (one central and longitudinal, two short and directed obliquely 

 inward, the largest on each lateral area — not reaching anterior 

 margin) and two small rounded spots in front of cruciform 

 elevation black ; body beneath and legs brownish-oehraceous; 

 femora more or less streaked with black ; tibiae, tarsi, apex of 

 rostrum, a spot between face and eyes, and apical margin of face 

 black ; tegmina and wings hyaline, the venation fuscous. 



Length excl. tegm., c? , 4b ; exp. tegm. 115 millim. 



Eab. Karwar {Ind. Mus.). 



bb. Front not i^rominenthj globosely jproduced. 



Opercula in male only reaching third abdominal segment; 

 tegmina ivitli bases of second and third apical areas infuscated. 



1589. Platylomia vibrans. Walk. (Dundubia) List Ham. i, p. 54 



(1850) ; Atkins. J. A. S. Beixj. liii, p. 224 (1885) ; Dist. (Cosmo- 

 psaltria) Man. Orient. Cicad. p. 50, t. iv, f. 2, a, h (1890). 

 Dundubia lateralis, Walk. List Horn, i, p. 01 (1850) ; Atkins. 

 J. A. S. Bemj. Hii, p. 224 (1885). 



Head and thorax above ochraceous ; head with the lateral 

 striations and two spots at apex of front, area of ocelli, a spot at 

 anterior angle, and an oblique fascia on lateral area of vertex 

 black ; pronotum with two central longitudinal fasciae angulated 

 and meeting posteriorly, the incisures, and three small spots on 

 each lateral margin black or piceous ; mesonotum with seven 

 linear fasciae, the central one longest, sti*aight and longitudinal, 

 on each side of this a shorter and inwardly directed fascia, 

 followed by a very short one on anterior margin, and a longer 

 somewhat broken fascia on each lateral area, and two spots in 

 front of cruciform elevation, black; abdomen very pale castaneous, 

 the segmental incisures narrowly edged with ochraceous and 

 black ; some obscure, irregular, transverse, discal fasciae, and a 

 lateral series of segmental spots piceous; tympanal coverings 

 dull ochraceous; head beneath, sternum, legs, and opercula 

 ochraceous ; transverse striations to face, fascia between eyes 



