SEVENTEENTH ANNUAL REPORT. 



415 



Subfamily Rhipicephalinae ^ Salmon & Stiles, 11K)1. 



Subfamily diagnosis. — Ixodidx: Palpi short, more or less conical, but usually 

 longer than the hypostome. 

 Type genus. — Ehipicephalus. 



This subfamily contains tiie genera lihipicejjhalus^ BoopMlu^^ 

 Ilwma^phy sails ^ and Derwacentor. (For 

 analytical key, see p. 385.) 



Genus Rhipicephalus ^ Koch, 1844. 



Generic diagnosis. — RMpicephallnx : Eyes 

 distinct; base of capitulum broader than long, 

 hexagonal on dorsal surface, forming at each 

 side a projecting angle. Palpi short, broad; 

 third article prolonged on its dorsal surface 

 by a short retrograde point; first article by an 

 internal (median) lobe, occasionally not dis- 

 tinct, and slightly retrograde. Coxa; I with 

 two generally large teeth. Stigmata in form 

 of a comma, with short tail in the female, long 

 tail in the male. 



Male with two pairs of anal shields (clypei) : 

 ( 1 ) One pair of large adanal shields placed at 



each side of the anus, triangular or occasionally rectangular; (2) one pair of smaller 

 shields lateral of these. 



Type species. — R. sanguineus (Latreille). 



B'iG. j09. — iJorsal view of an Italian male 

 Rhipicephalus sanguineus. Greatly en- 

 larged. Original. 



^Synonymy and Bibliography. 



1844: Fam. Rhipistomiden Koch, 1844, pp. 234-239.— Idem, 1847, p. 24-27. 

 1861: Fam. Rhipistomides Fttrstenberg, 1861, p. 208. 



1890: Conipalpi Canestrini, 1890, p. 491. [See also Neumann, 1897, p. 325.] 



1892: Fam. RUpistomidx Marx, 1892, pp. 235, 236. [See also Canestrini, 1890, p. 



482.— Trouessart, 1891, p. 298.] 

 1897: Tribe RUpicephalx Neumann, 1897, pp. 325-420. 

 1901: Subfam. Rhipicephalinx Salmon & Stiles, 1901, pp. 415-458. 



Synonymy and Bibliography. 



1844: Rhipicephalus Koch, 1844, pp. 238, 239. — Idem, 1847, pp. 26, 27. — FtiRSTENBERG, 

 1861, p. 208.— Murray, 1877, pp. 187, 200.— Canestrini & Fanzago, 1877, pp. 

 179, 186, 190-192.— Canestrini, 1890, pp. 479, 483, 484, 487, 489, 490, 491, 492, 

 493, 513-519.— Idem, 189-2, p. 581.— Trouessart, 1892, p. 47.— Railliet, 1893, 

 p. 712.— Marx, 1892, pp. 233, 235, 236.— Neumann, 1897, pp. 325, 326, 384- 

 418.— Morgan, 1899, pp. 138, 139.— Ward, 1900a, p. 201.— Salmon & Stiles, 

 1901, pp. 415-419. 



1889: Phauloixodes Berlese, 1889, fasc. lv, Nos. 7-8; type, rufus. [See also Neumann, 



1897, pp. 384, 385, as syn. of Rhipicephalus.'] 

 1889: Phaidixodes Berlese, 1889, fasc. lv. No. 8, Taf. (misprint for Phauloixodes). — 



Canestrini, 1890, pp. 485, 487, 488, 490, 491, 492, 511.— Neumann, 1897, p. 



420. 



1892: ''Phauloixodes Berlese" of Marx, 1892, p. 236.— Morgan, 1899, p. 139. 

 1899: '' Rhicephalus" in Fuller, 1899, p. 392 (misprint for Rhipicephalus). 



11359—01 27 



