Vol. VI] FERRIS— ANOPLURA 167 



1883. Hcematopinus tenuirostris Stroebelt, Ann. Mag. 



Nat. Hist., Vol. 11, ser. 5, pp. 73-108; pi. 3. 

 1885. Hcematopinus tenuirostris Piaget, Les Ped., 



Suppl., pp. 145-146; pi. 15, f. 8. 

 1891. Hcematopinus vituli Osborn, Bui. 7, o. s., U. S. 



Dept. Agr., Div. Ent, pp. 16-18, f. 7. 

 1896. Hcematopinus vituli Osborn, Bui. 5, n. s., U. S. 



Dept. Agr., Div. Ent., pp. 176-177, f. 101. 

 1904. Trichaulus vituli Enderlein, Zool. Anz., Vol. 



28, p. 142. 

 1904. Solenopotes capillatus Enderlein, Zool. Anz., 



Vol. 28, p. 144, f. 14,15. 

 1908. Linognathus vituli Dalla Torre, Gen. Ins., 



Anopl., p. 12. 

 1908. Solenopotes capillatus Dalla Torre, Ibid., p. 15. 



1915. Linognathus vituli Kellogg & Ferris, Anopl. & 

 Mall, of N. Am. Mam., p. 10. 



1916. Linognathus vituli Ferris, Ent. News, Vol. 27 

 (in press). 



Genus Cervophthirius Mjoberg 



Cervophthirius Mjoberg, Ent. Tidskrift, Vol. 36, p. 282 

 (1915) ; Ferris, Ent. News, Vol. 27 (in press), 1916. 



Differing from Linognathus only in the sharp posterior 

 lateral angles of the head and the presence of but a single row 

 of hairs upon each abdominal segment. 



Recorded only from Cervidae (Artiodactyla). 



Type of the genus Cervophthirius tarandi Mjoberg. 



1 — Cervophthirius crassicornis (Nitzsch). Type from Cer- 

 vus elaphus (Europe). Also from Odocoileus columbi- 

 anus (California, U. S. A.). 



1818. Pediculus crassicornis Nitzsch, Germar's Mag., 



Vol. 3, p. 305. 

 1842. Hcematopinus crassicornis Denny, Mon. Anopl., 



p. 36. 

 1864. Pediculus crassicornis Nitzsch, Zeit. f. ges. Na- 



turw., Vol. 23, p. 26. 

 1874. Hcematopinus crassicornis Giebel, Ins. Epizoa, 

 p. 41 ; pi. 2, f. 7. 



