304 Mr. F. Walker on some undescribed Ceylon Insects. 



XXXV. Characters of some apparently undescribed Ceylon 

 Insects. By F. WALKER. 



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

 Fam. Eumenidae. 



ODYNERTJS TINCTIPENNIS (Sect. Ancistrocerus, Wesm.). Fcem. 

 Niger, rude punctatus, capite lituris sex flavis, 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, rougbly punctured. Head witb a short yellow 

 line 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. Pro thorax 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 punctured 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, 



ODYNERUS INTENDENS (Sect. Ancistrocerus, Wesm.) Fcem. Niger, 

 rude punctatus, capite punctis quatuor rufis, antennis subtus 

 apiceque rufescentibus, scapo subtus flavo, abdomine fasciis dua- 

 bus albidis, tibiis tarsisque subtus riffescentibus, 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 antennae, 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. 



STIGMUS CONGRUUS. Fcem. Niger, elongatus, glaber, nitens, clypeo 

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

 vescente, metathorace rude punctato, pedibus flavescentibus, femo- 

 ribus tibiisque posticis nigris, femoribus anterioribus nigro fasciatis, 

 alis vitreis. 



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

 than the thorax, impressed longitudinally, and with a slight keel 

 between the eyes ; clypeus with an interrupted tawny line in front ; 

 mouth yellow. Antennae piceous, slender ; scapus dull yellowish 



