ASHMEAD : CLASSIFICATION OF THE CHALCID FLIES 393 



V. 



Valkerdla Westwood [=WalkereUa Westw.); Proc. Linn. Soc. London, Zool. (2), I., 1878, p. 584. 



W. 



Walkerella Westwood, Trans. Ent. Soc. London, 1883, p. 32. (Type W. thnerwia Westw.) 

 Websterellus Ashmead, Bull. No. 1, Ohio Exper. Sta., 1893, p. 164. (Type W. tritlci Ashm.) 



X. 



Xanthomelanus Ashmead, gen. no v., ante, p. 251. (Type Chalcis dimidiate Fabr.) 

 Xanthosoma Ashmead, Entom. Amer., IV., 1888, pp. 42, 43. (Type X. nigricornis Ashm.) 

 Xenocrepis Forster, Hym. Stud., IL, 1856, p. 64. (Type unknown.) 



Z. 



Zagrammosoma Ashmead, n. n. for Hippocehalus Ashm. preoc, ante, p. 354. (Type H. multi- 



lineatus Ashm.) 

 Zaomma Ashmead, Proc. U. S. Nat. Mus., XXII. , 1900, p. 340. (Type Encyrtus argentipes How.) 

 Zaommomyia Ashmead, gen. nov., ante, p. 340. (Type Chrysochris stigmata Ashm.) 

 Zapachia Forster, Verh. d. naturh. Ver. pr. RheiuL, XXXV., 1878, p. 47. (Type Z. spihptera 



Forst.) 

 Zarhopalus Ashmead, Proc. U. S. Nat. Mus., XXII. , 1900, p. 342. (Type Z. sheldoni Ashm.) 



