194. 

 CLEONYMUS MACULIPENNIS. 



Order Hymenoptera. Fam. Cynipsidse Lat.^ Leach. 

 Type of the Genus Diplolepis depressa Fah. 

 Cleonymus Lat. — Cynips Lat. — Pteromalus Dal. — Diplolepis Fab. 

 — Ichneumon Linn., Fab. 



Antenncc inserted in the middle of the face, longer than the 

 head, geniculated ; 13-jointed and filiform in the maJe, basal 

 joint very long and stout, 2nd small, 3rd and 4th ring-shaped, 

 5th and remainder submembranous pilose, cup-shaped, the 3 last 

 forming a conical mass, (fig. 1) : 12-jointed in the female, 

 thickened towards the apex, the 3rd being the shortest, the 5th 

 nearly as long as the 4th, the remainder of equal length, the 

 last being longer and conical (la). 

 Labruni none ? 



Mandibles alike, subtrigonate, notched on the internal side, and 

 having 3 teeth near the apex (3). 



MaxillcE long, terminated by a lobe rigid and ciliated externally, 

 dilated and membranous internally. Palpi rather short, 4- 

 jointed, basal joint small, 2nd and 3rd longer of equal length, 

 4th twice as long and hatchet-shaped, truncated obliquely and 

 pilose (4). 



Mentiim oblong. Palpi arising from cavities in the anterior 

 margin of the mentum, short, 3-jointed, 2nd joint minute, 3rd 

 oval pilose. Lip short, rounded (5). 

 Head orbicular and convex in front; transverse above. Eyes small. 

 Ocelli Z,in a depressed triangle. Prothorax bilobed, narrower than 

 the remainder. Scutellum rounded. Abdomen sessile obconic, de- 

 pressed in the tnales, elongated in the females with a long channel 

 beneath to receive the ovipositor, (6 a, the base). Wings longer than 

 the body in the males, transparent, often spotted or clouded, pubescent, 

 ciliated ; superior with a nervure running from the base parallel to 

 the costa, halfway, whence it is continued along that margin a short 

 space and then becomes furcate. Legs slender, posterior pair appear- 

 ing very far behind, from the great length of the Coxae. Thighs, 

 middle pair slender, posterior incrassated. Tibiae simple. Tarsi 

 b-jointed, basal joint the longest. Claws hooked. Pul villi dii'^inc^ 

 (8, afore leg). 



Obs. The dissections are from a male of C. maculipennis ; the abdo- 

 men and antenna (6 and 1 a) from a female C. depressus ? 



Maculipennis Nob. 



Male green with a cupreous tinge. Antennas very pubescent, 

 brown, 1st and 2nd joints ochraceous. Head and thorax thickly 

 punctured. Abdomen perfectly smooth and shining, a deep 

 channel in the middle from the base, where it is ochraceous, the 

 shoulders being elevated and green, the apex pubescent, black 

 with a cupreous shade. Wings iridescent, the superior with 2 

 large black spots on each, one in the centre, the other nearer the 

 apex. Legs ochreous. Thighs, posterior very robust. 

 In the Cabinets of Mr. Cooper and the Author. 



