AMBLYTHYREUS. 147 



straight ; abdomen more or Jess angularly dilated ou each side ; 

 membrane reaching or slightly passing abdominal apex ; anterior 

 coxae longer, only a little shorter than femora. 



916. Amblythyreus angustus, Westtv. Tr. E. S. ill, p. 31 (1843) ; 

 llcmdl. Ann. Hofmiis. Wien, xii, p. 212, f. 29 (1897). 



Pale ochraceons ; head above and antenuse piceous ; a central 

 longitudinal fascia and posterior area to 

 pronotum and a central transverse fascia 

 to connexivum piceous-brown ; corium 

 very pale brownish ; membrane shining 

 cupreous ; first joint of antennae regularly 

 incrassate, second joint subglobose, at- 

 tenuated at base, slightly shorter than 

 third, fourth prominently incrassate, fusi- 

 form, about as long as the other joints 

 taken together ; lateral margins of pro- 

 notum serrate, connexivum widely and 

 angularly dilated ; width of scutellum at 

 ^.^ , ,,Q base less than length of head. 



Amblythylem avfft'.,tu,. Length 11| to 12; breadth between 



pronotal angles 4| millim. 



Hah. Assam ; iS'orth Khasi and East Garo Hills {Ohennell). 



917. Amblythyreus gestroi, Handl. Ann. Rofmus. Wien, xii, p. 211 

 t. ix, f. 52 (1897). 



Head, antennae and pronotum piceous ; base and apex of apical 

 joint of antennae, posterior area of pronotum, and the corium more 

 or less castaneous ; anterior lateral margins of pronotum, scutellum, 

 connexivum, head and body beneath, rostrum, and legs luteous ; 

 a small spot at basal angles of scutellum and a broad transverse 

 fascia at middle of connexivum black ; abdomen above ochraceous, 

 apex and a discal longitudinal fascia black ; membrane pale shining 

 cupreous. 



Closely allied to the preceding species, A. angustus, Westw. ; 

 antenuse less robust, prouotal lateral angles a little more acutely 

 produced. 



Var. Basal joint of rostrum, head beneath, lateral angles of 

 prosternum, a marginal spot at extreme dilatation of abdomen, 

 and abdominal apex piceous -black. 



Length 11 ; breadth between pronotal angles 4 millim. 



Hah. "East India" {Coll. Dist.). Burma; Karennee {Fea). 



918. Amblythyreus stalii, Handl. Ann. Hofmus. Wien, xii, p. 209, 

 t. ix, f. 49 (1897). 



Eeddish-vellow ; posterior margin and angles of pronotum 



l2 



