NOTES ON CHALCIDI^. 129 



elongate-oval, keeled beneath, longer than that of the male. Length 

 h — \ line. 



^Tetrastichus subpictus. Fcem. — iEneus ; caput thoraci aequi- 

 laturn, apud oculos flavum ; antennae testaceae, clavatae, thorace non 

 longiores, articulis lo 2oque nigris, 2o apice testaceo, clava acuta ; 

 prothorax postice flavo fasciatus ; scutum flavo marginatum ; parap- 

 sidum suturae bene determinate ; abdomen thorace longius ; pedes 

 flavi, femoribus posticis nigris apice flavis ; alae diaphanae, venis 

 pallidis, stigmate minimo. 



Female. — iEneous. Head as broad as the thorax, yellow about the 

 eyes. Antennae testaceous, clavate, not longer than the thorax ; first 

 and second joints black ; second testaceous at the tip ; club elongate- 

 oval, acute at the tip, much broader than the fifth joint, and more 

 than twice its length. Prothorax very short, with a yellow hind band. 

 Scutum bordered with yellow on the hind side and along the sutures 

 of the parapsides, which are well defined ; a yellow streak on each 

 side of the scutellum. Abdomen elongate-elliptical, longer than the 

 thorax. Legs yellow ; hind femora black, yellow towards the tips. 

 Wings pellucid ; veins pale ; ulna much longer than the humerus; 

 radius none ; stigma very small. Length of the body f — 1 line. 



"* Tetrastichus perpusillus. Fcem. — iEneo-niger ; antennae 

 clavatae, sordide testaceae, thorace breviores ; prothorax brevissimus ; 

 parapsidum suturae bene deterrninatae ; metathorax subcarinatus ; 

 abdomen sessile, fusiforme, thorace brevius ; pedes testacei ; alae 

 anticae subcinereae, venis fuscescentibus. 



Female. — iEneous black. Head a little broader than the thorax. 

 Antennae dingy testaceous, clavate, shorter than the thorax ; club 

 lanceolate, much broader than the preceding joint, and thrice its 

 length. Prothorax very short. Sutures of the parapsides well 

 defined. Metathorax with a slight keel. Abdomen sessile, fusiform, 

 shorter than the thorax. Legs testaceous. Fore wings slightly 

 cinereous ; veins brownish ; ulna longer than the humerus ; radius 

 none ; cubitus rather short ; stigma very small. Length of the 

 body \ line. 



The Notes on Chalcidiae are here concluded. Some alterations are 

 required in the arrangement of the families, and the genera and their 

 respective species have yet to be examined in detail ; but it is not 

 likely that an opportunity will occur for publication thereon. 



