427. 

 PHAGONIA SMARAGDINA. 



Order Hymenoptera. Fam. Cynipidse. 



Type of th Genus, Pliagonia flavicornis Hal. 

 Phagonia Hal., Curt. — Pteromalus Dal. 



Antennce approximating, inserted near the middle of the face, as 

 long as the thorax, pilose, geniculated and 13-jointed in the 

 males (1), basal joint very long, 2nd short subpyriform, 3rd and 

 4th minute, cup-shaped, 6 following oblong remotely articu- 

 lated, the remainder forming an indistinctly articulated, elon- 

 gate-conic club, the terminal joint the smallest. 

 Labrum undiscovered. 



Mandibles oblong, truncated obliquely, with 4 teeth nearly of 

 equal size (3). 



Maxillce with the basal portion dilated, terminated by an oval 

 lobe, membranous on the inside, horny and pilose outside and at 

 the apex. Palpi large and triarticulate, basal joint long and 

 curved, 2nd considerably longer, both slender, 3rd very large, 

 ovate or orbicular and concave, forming a thin bowl (4). 

 Mentum elongate-ovate. Lip a little dilated and rounded. Palpi 

 extending a little beyond the lip, triarticulate ? basal joint as long 

 as the 3rd clavate, 2nd minute, 3rd conic, furnished with a few 

 bristles at the apex (.5). 

 Head large orbicular and transverse. Eyes small and lateral. Ocelli 3, 

 very minute. Thorax narrower than the head; collar narrow : scu- 

 telluni large and rounded. Abdomen very short and attached by a 

 short thick peduncle, somewhat orbicular-truncate, 5}-jointed, ter- 

 minated by a style. Wings; superior ample with a submarginal ner- 

 vure reaching the costa at the middle and extending to the apex, with 

 a short obtuse ray between the middle and apex; inferior with only a 

 costal nervure. Legs similar, anterior the smallest. Thighs a little 

 thicker than the Tibiae, the anterior of which have a spine at the 

 apex. Tarsi, posterior shorter than the tibice, b -jointed, basal joint 

 a little longer than the 2nd, 'ith a little smaller than the 3rd and 

 5 th. Pulvilli membranous and distinct. Claws minute (8, afore leg). 



Smaragdina Curt. Guide, Gen. 63 1 . 



Bright blueish green, excessively thickly punctured ; eyes black, 

 mandibles ochreous ; antennas and palpi orange, the former yel- 

 low at the base, 2nd joint and palpi fuscous at the base : Abdo- 

 men of metallic lustre, peduncle blackish and punctured : wings 

 with the nervures lurid : legs ochreous, coxae green, thighs and 

 base of tibiae yellow, the upper edge of the posterior thighs and 

 tips of tarsi brown. 



In the Cabinet of Mr. F. Walker. 



