28 Trans. Acad. Sci. of St. Louis. 



OENITHODOEOS Koch. 



0. coriaceus Koch — Cattle, man. 



0. megnini Dug&s — Cattle, horses, man, ass. 



0. marginatus Banks — West Indian bat. 



0. tclaje Gu6rin — Man. 



0. turicata Duges — Hogs, man, cattle, llama, horse, tortoise, gopher, 



IXODIDAE. 



CERATixoDEs Neiiinaiiii. 



C. putus Cambridge — On several migratory sea birds. 

 C. signatus Birula — Cormorant. 



IXODES Latreille. 



1. angustus Neumann — Neotoma occidentalis, Sciurus hudsonius doug- 



lasi, Tamias townsendi, Lepus dalll, "Mouse." 



I. arcticus Osborn — Seal. 



I. brunneiis Koch — Tufted titmouse, hermit thrush, "Chipping bird," 

 Californian birds. 



I. califGrnicus Banks — Gray fox, black-tail deer. 



I. cookei Packard — Lutra, Mustela vison, Spermophilus, weasel, porcu- 

 pine, marmot, pocket gopher, dog, cat, sheep, robin. 



7. dentatiis Neumann — Rabbit. 



I. diversifossus Neumann — Raccoon. 



I. hexagonus Leach — Erinaceus europaeus, Mustela erminea, M. vulgaris, 

 M. putorius, M. furo, Lutra vulgaris, Meles taxus, 

 Lepus cuniculus, Myopotamus coypu, Sciurus sp,, 

 Canis vulpes, C. familiaris, Ovis aries, Sus scrofa. 

 Homo sapiens. 



I. marxi Banks — Red squirrel, fox. 



7. p'ratti Banks — Prairie dog, skunk (?), rock squirrel (?). 



I. ricinus Linnaeus — Bos taurus, Ovis aries, Canis familiaris, Cervus 

 elaphus, C. capreolus, C. dama, Capra hircus, 

 Equus caballus. Homo sapiens, Fells concolor, 

 Genetta sp., Lepus europaeus, Erinaceus euro- 

 paeus, Mustela putorius, M. erminea, Meles taxus, 

 Mus decumanus, "Mouse," Myoxus sp., Talpa 

 europaea, ground squirrel. 



7. scapularis Say — Dogs, man, cattle, sheep, deer. 



7, sculptus Neumann — Rock squirrel. 



7. aequalis Banks — California ground squirrel. 



7. uriae White (?) 



7. canisuga — Canis familiaris, C. vulpes, Cotlle rlparte, Mustela furo, 

 Meles taxus, Sciurus, Talpa europaea, Equus caballus, 

 Ovis aries. 



