FAM. ELEXCHID.E 



4. Genus ELENCHOIDES, Pierce 



Elenchoides. Pierce, Bull. U. S. Xat. Mus. no. 66, p. 167 (1909). 



Characters. — Female. — Three genital tubes enter brood-canal. Cephalothorax broadly cordi- 

 form. Opening of brood-canal semicircular, with a narrow curtain extending forward. Spiracles present 

 at sides of the base of the head. The single pair of lobes are approximate, but not contiguous. 



Type of genus. — E. perkinsi. Pierce. 



Geographical distribution of species. — Parasites of leafhoppers of the genus Perhinsiella. 

 I.E. perkinsi, Pierce, Bull. U.S. Xat. Mus.no. 66, p. 167, pi. 1 5, f. 6(1909). Fiji. 

 PI. 4, Fig. II. 



EUnchus tcnuicornis, JIuir, Rep. Exp. St. Hawaiian Sugar Planters' Ass. 

 Bull. 2, pp. 6-9, pi. 1 1 1906). 



5. Genus PENTAGRAMMAPHILA, Pierce 



Pentagrammaphila. Pierce, Bull. U. S. Xat. Mus. no. 66. p. 169(1909). 



Characters. — Female. — Cephalothorax subquadrate ; spiracles at basal angles not prominent; 

 apex truncate, with rounded lobe in front of mouth : mandibles elongate, oblique, obtuse. 



Type of genus. — P. uhlcri Pierce. 



Geographical distribution of species. — Parasites of leaf hoppers of the genus Pentagramma. 

 1. P. uhleri. Pierce, Bull. U. S. Nat. Mus. no. 66, p. 169 (1909). Dacota. 



6. Genus COLACINA, Westwood 



Colacina. Westwood, Trans. Ent. Soc. Lond. pp. 185-187(1877). 



Characters. — The genus is only known from the cephalotheca of the male puparium, which 

 however is very distinctly different from that of other genera. Careful descriptions of this cephalotheca 

 have been given by the present writer in all cases where it is known. 



Type of genus. — C. insidiator, Westwood. 



Geographical distribution of species. — Parasites of fulgorid leafhoppers of the genus Epora. 

 1. C. insidiator, Westwood, Trans. Ent. Soc. Lond. pp. 1S5-187, figs. (1877). Sarawak. Borneo. 

 — PI. 5, Fig. 9. 



C. insidiator, Pierce. Bull. U. S. Nat. Mus. no. 66, p. 171. pi. i5, f. 7 (1909), 



