174 Mr. F. Walker on some undeseribed Species 



of the humerus; radius not longer thaji the ulna; cubitus short. 

 Length of the body 6 lines ; of the wings 7 lines. 



Para. Discovered by Mr. Bates. In the British Museum. 



Smiera lanceolata. Form. Lutea ; caput et thorax subpunctata, 

 ilium antice flavum; antennae picea?, filiformes, apice lutea?, scapo 

 fulvo ; scutum nigro quadrimaculatum ; scutellum bidentatum, nigro 



bifasciatum ; metathorax nigro unifasciatus ; abdomen lanceolatum, 

 fasciatum ; coxa? postica? vittata? ; femora postica dentata ; ala? longa?, 

 cinerea). 



Female. Luteous. Head and thorax minutely punctured. Head 

 yellow in front. Antennas piceous, filiform, luteous at the tips ; scape 

 tawny ; scutum with a black spot on each side of the fore border, and 

 with a black exterior spot on each side hindward ; scutellum with a 

 black band at the base extending to the paraptera, and with a black 

 band near the hind border, which is armed with two short teeth; 

 metathorax with a short black band. Abdomen lanceolate, slightly 

 compressed, a little narrower and much longer than the thorax, ex- 

 tending a little beyond the fore wings; a darker band on each seg- 

 ment. Hind coxa? long, with a darker stripe on the outer side ; hind 

 femora incrassated, with several large teeth beneath, the basal tooth 

 very large. Wings long, cinereous ; veins tawny ; ulna full half the 

 length of the humerus ; radius a little shorter than the ulna ; cubitus 

 short. Length of the body 4^ lines ; of the wings 8 lines. 



Santarem. Discovered by Mr. Bates. In the British Museum. 



Smxera costalis. Fcem. Lutea, glabra, nitens; caput et thorax punc- 

 tata; antenna? nigra?, filiformes, subtus apiceque rufescentes, scapo 

 luteo ; scutum nigro trivittatum ; paraptera nigro guttata ; scutellum 

 inerme, nigro vittatum ; petiolus longus, nigro bilineatus ; abdomen 

 ferrugineuni, fusiforme ; coxa? postica? extus nigro lineata? ; femora 

 postica dentata; ala? cinerea?, ampla?, autica? apud costam fusces- 

 ceutes. 



Female. Luteous, smooth, shining. Head and thorax punctured. 

 Antenna? black, filiform, reddish beneath and at the tips ; scape luteous. 

 Scutum with three black stripes; one discal, triangular, attenuated 

 hindward, and one on each of the parapsides ; a black dot on each of 

 the paraptera ; scutellum unarmed, with a black stripe, which is dilated 

 hindward. Petiole long, shorter than the hind coxa?, with a black line 

 on each side. Abdomen fusiform, ferruginous, except at the base and 

 beneath, narrower than the thorax, more than twice the length of the 

 petiole. Hind coxa? with a black Hue on the outer side ; hind femora 

 incrassated, with large black-tipped teeth. Wings cinereous, ample ; 

 veins piceous. Fore wings with a brownish tinge along the costa; 

 ulna about half the length of the humerus; radius as long as the idna ; 

 cubitus short. Length of the body -l\ lines ; of the wings 8 lines. 

 Para. Discovered 1>\ Mr. Hates. In the British Museum. 



