140 ME. smith's desceiptiois^s of htmenopteeous insects 



3. PiMPLA INTEGRATA. P. rufo-flava ; thorace punctis 4; abdomi- 

 nis segmentis |ninctis 12 nigris. 



Female. Length 6^ lines. Reddish-yellow ; the antennae and a spot 

 on the vertex, enclosing the ocelli, black; the scape in front ferrugi- 

 nous ; the flagellum beneath obscurely fulvous. Thorax : two V" 

 shaped spots on the mesothorax, and a small transverse spot on each 

 side of the metathorax, above, near its base, black. Wings hyaline ; 

 the tips of the claws of the tarsi and the pulvilliis between them black. 

 Abdomen : the first two segments shining and distantly punctured ; 

 the following segments closely punctured ; a transverse slightly curved 

 impressed line on each segment near its apical margin ; the first and 

 four following segments with a black ovate spot on each side, placed 

 transversely ; the seventh with two placed longitudinally. 



Hab. Bachian. 



This species, although distinct from, is closely allied to P. crassipes of 

 BruUe'. 



4. PiMPLA PLACiDA. P. flava, laevigata, nitida; antennis strigisque 

 tribus mesothoracis nigris ; alis hyalinis iridescentibus. 



Female. Length 5^ lines. Yellow ; the abdomen with a ferruginous 

 tinge ; the antennae, the region of the ocelli, and a spot on the head 

 behind, black ; the scape, basal joint of the flagellum in front, and 

 the mandibles, yellow, the latter tipt with black ; the disk of the meso- 

 thorax with three longitudinal black stripes which are united at the 

 base of the scutellum. The wings hyaline and iridescent. The seg- 

 ments of the abdomen with lateral oblique depressions. 

 Hab. Bachian. 



BruUe has described two species of Pimpla from Australia, and one from 

 the Mauritius, all agreeing with the present sjiecies in having three black 

 lines on the mesothorax, as well as in general colouring ; but their punc- 

 tation and other particulars separate them from P.placida. 



Gen. Ehyssa, Grav. 



1. Rhyssa fasciata (maculipennis). Smith, Proc. Linn. Soc. iii. 173. 



The name "maculipennis," as cited above, must be changed to fasciata, 

 the same specific name having been used for a species of Rhyssa from 

 Borneo. (See Linn. Proc. Zool. vol. ii. p. 120.) 



Gen. Opiiion, Fahr. 



1. Ophion vittatok. O. rufo-fcrrugincum ; capite postice flavo; mcso- 

 thorace linca media fusca ; abdominc nigro-fnsco. 



Female. Length 1 hues. Head and thorax rufo-fenuginous ; the face 

 and back of the head yellow; the antennae ferruginous, The thorax 

 beneath and at the sides black ; the mesothorax has a central broad 

 longitudinal stripe which runs to the apex of the scutellum ; the sides 



