Vol. VI] FERRIS— ANOPLURA 157 



1909. Hcematopinus (Polyplax) quadridentatus Neu- 

 mann, Arch, de Par., Vol. 13, pp. 513-515. 



1915. Hoplo pleura ? quadridentata Kellogg & Fer- 

 ris, Ann. Durban Mus., Vol. 1, pt. 2, p. 155. 



1916. Hoplo pleura quadridentata Ferris, Psyche, Vol. 

 23 (in press). 



13 — Hoplo pleura trispinosa Kellogg & Ferris. Type from 

 Glaucomys sabrinus ssp. ? (Oregon, U. S. A.). Also from 

 Glaucomys sabrinus lascivus (California, U. S. A.) and 

 G. volans (Maryland, U. S. A.). 



1915. Hoplo pleura trispinosa Kellogg & Ferris, 

 Anopl. and Mall, of N. Am. Mam., pp. 22-23, 

 t. f. 8; pi. 4, f. 3. 



1916. Hoplo pleura trispinosa Ferris, Psyche, Vol. 23 

 (in press). 



Genus Hybophthirus Enderlein 



Enderlein, Denksch. d. Med.-Naturw. Gesell. zu Jena, Vol. 

 14, p. 79 (1909); Cummings, Bui. Ent. Res., Vol. 4, p. 44 

 (1913). 



Tarsus of anterior legs two-segmented, of the remainder 

 one-segmented. Anterior legs small and slender, middle and 

 posterior legs large and stout. Abdomen without strongly 

 chitinized tergites and sternites. Pleural plates present. Tho- 

 rax with a flattened triangular process on the dorsum near each 

 lateral margin. 



Recorded only from Orycteropodidse (Tubulidentata). 



Type of the genus Hybophthirus notophallus (Neumann). 



1 — Hybophthirus notophallus (Neumann). From Orcytero- 

 pus afer (South Africa, German East Africa). 



1909. Hcematopinus notophallus Neumann, Jahrb. des 

 Nassausichen Ver. f. Naturkunde, in Wies- 

 baden, p. 2. 

 1909. Hybophthirus orycteropodi Enderlein, Denksch. 

 des Med.-Naturw. Gesell. zu Jena, Vol. 14, pp. 

 79-80; pi. 8, f. 1-3. 



1913. Hybophthirus notophallus Cummings, Bui. Ent. 

 Res., Vol. 4, pp. 44-45. 



1914. Hybophthirus notophallus Waterston, Ann. S. 

 Af. Mus., Vol. 10, pt. 9, p. 278. 



