CLASS V. INSECTA. 
271 
meter : inferior Kings without distinct nervures : body not contractile 
into a ball : abdomen compressed or depressed : oviduct filiform : 
palpi very short : antennae broken, clavate, or gradually thicker ex- 
ternally, from six to twelve-jointed : hinder Jeet formed for leap- 
ing. 
Stirps X. — Hinder tibia arcuated. 
Genus 434. CHALCIS. Fabr., Olio., Pang., Jurine, Illig., Latr., 
Leach. Sphex. Limit. Vespa. Linn't. 
Abdomen ovoid-triangular, not sessile, terminated by a point : superior 
wings not folded, with the marginal and submarginal cells none, or 
obliterated: maxillary palpi, with the last joint but one shorter than 
the one before it. 
Sp. 1. Chal. cluvipes. {PI 8 . jig. 0.) 
Inhabits Europe. Is found on aquatic plants in Battersea fields in the 
month of June. 
Stjrps 2 , — Hinder tibia straight. 
Genus 435. CYNIPS. Geoff., Schaff, Fabr., Oik., IValck., Latr., 
Leach. Ichneumon. Linn't. 
Antennas with eylindric joints : abdomen compressed ; oviduct exserted. 
hp. I. Cyn. caprtea. 
Inhabits ? 
Fam. VIII. Ciirtsidid*. Leach. 
CiiRYSiPiDr.s. Latreille. 
Abdomen attached to the metathorax by a portion only of its trans- 
verse diameter : inferior wings without distinct nervures : body not 
contractile into a ball. 
Straps 1. — Abdomen semicylindric or semicircular, with five segments 
in the male, and four in the female : thorax attenuated in front, di- 
vided transversely by four segments. 
Genus 436. CLEPTES. Latr., Fabr., Pang., Jurine, Illiger, Spi- 
noli, Leach. Sphex. Linn't, Fill. Chrysis. Oliv. Vespa. 
Geoff. Ichneumon. Rossi, Walck. 
Sp. i. Qle. semi-aurata. Fabr., Latr. 
Inhabits sand-banks. 
Svjrps 2 , Abdomen semicylindric, truncated or rounded behind, often 
dentated, composed of three, sometimes of four joints : thorax se- 
micylindric, divided by three transverse sutures : metathorax with 
the middle not elongated into a scutellum. 
