182 Mr. W. L. Distant on 



mesonotum ; pionotal margins subtruncate, not medially 

 ano;ulate ; rostrum distinctly passing posterior coxae. 



Long., excl. tcgm., ? 15^ mm. ; exp. tegm. 49 mm. 



Hah. Tenasserim (Atkinson Coll., Brit. Mus.). 



By the subtruncate pronotal margins allied to P. cervina, 

 Walk., by the finely spotted tegmina having affinity with 

 the S. African P. longuJa, Dist. 



Tanna hhutanensis, sp. n. 



Head, pronolum, and mesonotum more or less greenish 

 ochraceous ; 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 

 margin of pronotum, two central fasciate lines widened 

 anteriorly and posteriorly, and the outer fissures, mesonotum 

 with a short central line almost united with an elongate 

 sagittiform spot on basal area, two irregular slightly curved 

 discal fascise scarcely extending behind middle, a broad 

 sublateral fascia on each side doubly united to the lateral 

 margin posteriorly, and a rounded spot at each anterior 

 angle of the cruciform elevation, bhick ; abdomen brownish 

 ochraceous, the segmental incisures a little darker, apex of 

 abdomen beneath black ; body beneath and legs brownish 

 ochraceous, tlie face and opercula distinctly paler ; tegmina 

 and wings hyaline, the venation brownish ; tegmina with 

 the costal membrane, spots at the apices of the ulnar areas, 

 and smaller spots near the apices of the veins to apical areas, 

 fuscous brown ; second ventral segment in male alone 

 provided with lateral tubercles; opercula in male short, not 

 passing posterior margin of first ventral segment, widely 

 separated at their inner margins, which are roundly obtusely 

 angulate, their posterior margins rounded, their lateral 

 margins almost straight; rostrum slightly passing the 

 posterior coxje. 



Long., excl. tegm., (^ 24 mm.; exp. tegm. 72 mm. 



Hah. Bhutan (Brit. Mus.). 



The first species of this genus at present recorded from 

 British India. 



PlatyJonx'ia hrevis, sp. n. 



Closely allied in colour and markings to P. sniurofa, 

 Walk., but difEering by the short and narrower opercula, 

 which do not reach the penultimate abdominal segment as in 

 Walker's species, but scarcely pass the posterior margin of 



