304 ]\Ir. F. Walker on some undescrihed Ceylon Insects. 



XXXV. — Characters of some apparently U7idescribed Ceylon 

 Insects. By F. Walker. 



[Continued from vol. iv. p. 376.] 



Fam. Eiimenidse. 



Odynerus tixctipexnis (Sect. Ancistroceriis, Wesm.). Fcem. 

 Niger, rude punctatus, capita lituris sex fla^'is, prothorace linea 

 transversa interrupta testacea, mesothorace guttis quatuor laterali- 

 bus flavis, metathorace linea transversa flava, abdomine fasciis 

 duabus flavis, femoribus anterioribus flavo strigatis, alis nigrican- 

 tibus. 



Female. Black, roughly punctured. Head with a short yellow 

 Hue behind each eye, and with a shorter yellow line in the notch 

 of each eye ; clypeus finely punctured, with a yellow spot on each 

 side. Prothorax with a transverse testaceous line, which is at- 

 tenuated and interrupted in the middle. Two yellow dots at the 

 base of each fore-wing, the hind one divided. Metathorax with a 

 short transverse yellow line. Abdomen finely ]Hmctured hind- 

 ward ; first and second segments with yellow hind borders. An- 

 terior femora with a yellow apical stripe on the outer side. Wings 

 blackish; veins and stigma black. Length of the body 5 lines; 

 of the wings 8 lines, 



Odyxervs ixtendexs (Sect. Ancisfrocerus,^G?:Va.) Fcem, Niger, 

 rude punctatus, capite punctis quatuor rufis, antennis subtus 

 apiceque rufescentibus, scapo subtus flavo, abdomine fasciis dua- 

 bus albidis, tibiis tarsisque subtus rufescentibus, tibiis anticis intus 

 flavis, alis cinereis. 



Female. Black, roughly punctured. Head with a red point 

 behind each eye, and with another in the notch of each eye ; a 

 pale point between the antennee, which are reddish beneath and 

 at the tips ; clypeus thinly punctured, with a curved transverse 

 piceous line at its base. Scape yellow beneath. Abdomen smooth 

 towards the tip ; first and second segments with whitish hind 

 borders. Tibiae and tarsi beneath and knees reddish ; fore tibiae 

 yellow on the inside. Wings cinereous ; veins and stigma black ; 

 second submarginal areolet divided by an additional veinlet. 

 Length of the body 4 lines ; of the wings 6 lines. 



Fam. Crabronidae. 



Stigmi'S congruvs. Fmra. Niger, elongatus, glaber, nitens, clypeo 

 linea interrupta fulva, ore flavo, antennis piccis, scapo subtus fla- 

 vcscente, metathorace rude punctato, pcdibus flavesccntibus, femo- 

 ribus tibiisque posticis nigris, femoribus anterioribus nigro fasciatis, 

 alis vitreis. 



Female. Black, elongate, smooth, shining. Head much broader 

 than the thorax, impressed lon'j;itudinally, and with a slight keel 

 between the eyes ; clyj)cus with an interrupted tawny line in front ; 

 mouth yellow. Antcnnaj piceous, slender ; scapus dull yellowish 



