INDEX. 81 
Page. 
Ixodes crucian us — I. eoohei 55 
reference to original descripl i<>n 73 
dcnlatus, in United States 55 
dinrsifossus. in New Mexico 7.*} 
i milieus, reference to original description 74 
Jimhrititus = Ixodes borealis, male 78 
frontalis, in United States 55 
fuscous yfuscus), reference to original description 7 1 
fiiscus, in United States 55 
habits 55 
herrer9e=Amblyomma arriericanvm 60 
hexcujon us S. & S. = /. cookei 55 
var. longispinosa J. cookei 55 
inchoatU8, in United States 55 
leporis-j)alustris = Ikvniaphysalis leporis-palustris 74 
reference to original description .74 
naponemis. reference to original description 74 
mgrolineatus= Dermacentor nigrolineatus 50, 55 
reference to original description 71 
(?) odontalgias, reference to original description 73 
orbiculatus = A))ibli/omma americanum (?) 74 
reference to original description .. 74 
perpunctatus, reference to original description 74 
pilosus, bibliographic reference 71 
drying up of engorged females in captivity before ovipositing. . . 55 
plumbeus (?), longevity of larvae 55 
punctulatus = Dermacentor variabilis (?) 50, 74 
reference to original description 74 
quinquestriatus=Dermacentor variabilis 50 
reference to original description 73 
reduviu8=I. ricinus 70 
ricinus, bibliographic references 67, 70, 72 
connection with "louping ill" of sheep only accidental 56 
habits and life history 56-57 
in Santa Cruz Mountains, California 58 
may it transmit Texas fever in United States ? 57 
oviposition process 16 
transmitter of European piroplasmosis of cattle 57, 68 
type of genus 54 
robertsoni= Dermacentor variabilis 50 
reference to original description 73 
scapularis, drying up of engorged females in captivity before ovipositing. 55 
habits 57-58 
in Florida 73 
on dog 50, 57, 58 
reference to original description 74 
8culptus, distribution and host 58 
species in United States 55 
sp., from Arizona 73 
structure in genus 54 
u ni punetata = Amblyomin(i americanum 74 
reference to original description 74 
5795— No. 72—07 6 
