HYMENOPTERA. TENTHREDINIDZ — CYNIPIDE. 55 
Antennz multiarticulate, with two rows of pectinations in ¢ ; upper wings with 
one marginal cell. 
? MONOCTENUS Dhlb. Loruyrus Steph. 1 sp. T. Juniperi Linn, Pz. 76. 11. 
Antenne multiarticulate, with one row of pectinations in ¢; upper wings with 
one marginal cell. 
TARPA Fobr. Mercatovontes Latr. 2sp. T. Cephalotes Fab. Pz. 62. 7, 8 
Antenne 15-te 18-jointed ; upper wings with two marginal and four submarginal 
cells. 
LYDA Fab. Pamrumivus Lair. 22 sp. T. sylvatica Linn. Curt. 381. 
Antenne 19-to 36-jointed, slender, setaceous ; two marginal, and four submarginal 
cells; four hind tibie with three spurs. 
Subfamily 5. Cephides Westw., ( Cephide Hal. ) 
CEPHUS Latr. Asratus Kl. 11 sp. Sirex pygmeus Linn. Panz. 73. 17. 
Antenne subclavate, about 21-jointed ; abdomen compressed. 
JANUS Stephens. Crruus p. Curt. 2sp. J. connectens St. Steph. pl. 36. f. 1. 
Antenne filiform ; abdomen shorter than in Cephus, cylindric and subclavate. 
PHYLLG@CUS Newm. ————— sp. P.Faunus Newm. 
Antenne slightly thickened beyond the middle, 27-jointed ; abdomen com- 
pressed. 
Subfamily 6. Xyelides Westw. (Xyelide Hal.) 
XYELA Daim. Pinicoua Latr. 1 sp. K. pusilla Dalm. Curt. 30. 
Antenne with the third joint greatly elongated ; ovipositor exserted, nearly as 
long as the abdomen. 
Tribe 2. Terebellifera St. Farg. Urocerata Latr., Hal. ; consisting of the single 
Family UROCERID& Leach. (Siricide Curtis.) 
XIPHYDRIA Latr. WUysonorus Klug. 2sp. Strex dromedarius Linn. 
Prothorax elongated into a neck ; two marginal, and four submarginal cells ; max. 
palpi long, 5-jointed. My fig. 72. 4. 
UROCERUS Geoff. Sirex Linn. 7 sp. S. gigas Linn. Curt. 253. 
Prothorax not forming a neck; two marginal, and four submarginal cells; max. 
palpi exceedingly short; ovipositor forming a long exserted borer. 
(Subfamily ? Oryssides Westw. Orysside Hal.) 
ORYSSUS Latr. Sruex p. Scop. isp. O. coronatus Latr. Curt. 460. 
Cylindrical; antenne g 11-jointed, 9 10-jointed; max. palpi long, 5-jointed ; 
ovipositor spiral, capillary. (My fig. 73. 1.) 
Subsect. 2. Entomophaga Westw. (Pupivora Latr. Terebellifera* Hal.) 
Tribe 1. Spiculifera Westw. (Terebellifera & Canalifera St. Farg.) 
Family 1. CYNIPIDZ Westw. (Diplolepide Leach. Gallicolx 
Latr., Hal.) 
IBALIA Latr. Sacaris Pz Isp. Ib. Cultellator Latr. Curt. 22. 
Abdomen knife-shape; antenne ¢ 15-, 2 13-jointed. 

* Mr. Haliday divides the petiolated terebrant Hymenoptera into five tribes: 
1. Entomotilla (Ichneumonidex, Stephanide, Evaniadz). 2. Oxyura (Proctotrupide, 
Pelecinidz, Diapriade, Scelionidew, Ceraphronide). 3. Gallicole (Cyniphide). 
4, Halticoptera (Leucospide, Chaleidide, Mymaride). 5. Tubulifera (Chrysidide). 
4 
