NO. 1202. GENERA OF THE ENCYBTINJE—ASHMEAD. 353 



7. LEPTOMASTIX Forster. 



1856. Le2}tomasUx Forster, Hym. Stud., II, p. 34. 



(Type, LeptomasHx Mstrio Mayr.) 



I. LEPTOMASTIX DACTYLOPII Howard. 



LeptomasUx daciylopii Howard, Bull. No. 5, U. S. Dept. Agric, Div. Ent., 1885, 

 p. 36, female and male. — Cresson, Syn. Hym., N. A.^ 1887, p. 239. — Dalla 

 Torre, Cat. Hym., V, 1898, p. 253. 



Tijpe.~G2it. No. 2649, U.S.I^.M. 



Habitat. — District of Columbia; West Indies; Grenada. 



Host. — Rhynch. : Dactylopiiis destructor Comstock. 



2. LEPTOMASTIX HISTRIO Mayr. 



LeptomasHx Mstrio Mayr, Verb. Zool.-Bot. Ges. Wien, XXV, 1875, p. 730, female 

 and male. — Dalla Torre, Cat. Hym., V, 1898, p. 253. 



Habitat. — Europe. 



8. DINOCARSIS Forster. 



1856. Dinocarsis Forster, Hym. Stud., II, p. 33. 



1857. Euscapus Dahlbom, Ofvers. Svensk. Vet.-Akad. Forh., XIV, p. 292. 



(Type, Encyrtus hemipterus Dahlbom.) 

 I. DINOCARSIS THYRIDOPTERYGIS Ashmead. 



Dinocarsis thyridopterygis Ashmead, Can. Ent., XVIII, 1886, p. 97, female. 

 Cresson, Syn. Hym. N. A., p. 240.— Dalla To){RE, Cat. Hym., V, p. 248. 



Type.—Cskt. No. 4727, U.S.IS'.M. (Ashmead collection.) 



Habitat. — Florida: Jacksonville. 



Host. — Lepid. : Thyridopteryx ephemeraeformis Haworth. 



9. ECTROMA Westvcrood. 



1833. Ectroma Westwood, Phil. Mag. (3), III, p. 344. 



1834. Sphenolepis Nees, Ichn. Hym. AfiBn. Monogr., II, 1834, p. 256. 

 1856. Aglyptus Forster, Hym. Stud., II, p. 33. 



{T^^e, EupeVmus rufusDalva^kn.) 

 I. ECTROMA AMERICANUM Howard. 

 Ectroma americanum Howard, Proc. U. S. Nat. Mus., XXI, 1898, p. 248, female. 

 Type.— Cat. No. 3852, U.S.N.M. 

 Habitat. — New Mexico : Mesilla. 



2. ECTROMA DUNENSE Six. 



Etroma dunense Six, Tijdschr. v. Ent., XIX, 1876, p. 134, pi. vi, fig. 2. — Dalla 

 Torre, Cat. Hym., V, 1898, p. 238. 



Habitat. — Europe : Bavaria. 



3. ECTROMA MADERENSE Walker. 



Ectroma maderense Walker, Notes on Chalcid., Pt. 7, p. 116, female. — Dalla 

 Torre, Cat. Hym., V, 1898, p. 238. 



Habitat. — Africa: Madeira. 

 Proc. N. M. vol. xxii 23 



