ii 
CONTENTS: 
SUTR ES HENS Tr Sn he Aa el ee N 
Woncermine T1Eks I PENETAl ....- a). ic). 2 FS ieee iw se 
Systematic position and. classification..........--....--.02s/-.s..sesle eee 
Collecting, preserving, and mounting........-..- 
Economic importance......-.. See een sarc 
History of the biological study of ticks-..-... eee 
treosraphical distripution..204... 6-25.00 82 22 
SY STOKES aPINLSTT Skul EFI 8) exc im cope a ge it RAN AO me ae a cle A 
Habits. - seks oS he oes ean a Ah Se iin Cp oie ane Me bay RP 
Tet epuheniean Lap es nl pene a nha Nae 
Locomotion and dieodipeon et eens aes 
DEAS OM PAINLORY = eens Ao ce Walon dices 2s aces 254 
Methods employed in studies of ticks.......-..-. 
Ne UNAe COMO meine eee een eters corel eee es 
Development of the Argasidee..................-.-- 
CETUS PAS TC a ne Sa oe ee 
The fowl tick, Argas miniatus Koch...-...--. 
MGRGROMIVOc tater ees setae eae acter 
lostirelationship:: = oo_..0esec bins 
(Geoorapnical distribution 25. .1bssshec8 dec kart sees eee 
HA GRMIB TON Ve. sata oso. Boo a a 
Life cycle. Seer fat los syns aes eens 
The spinose ear tick, Ornithodoros megnini (Dugés)..-.....-..--------- 
WPeRREM LEV Ere steer ee reas nn noe 
Floste OMe pes seen eee e ae e eine oe ee Ae ee ee ec 
Geographical distribution.............-- 
dite PHRR tony) cate tek. ae ee heen aacr 
MUIGONEN Cleeee cc wicca ce ee ee ee 
Heonomic importantes: s-..- ss s5e5 3. 
Natural control. 
ATiieialcomtolasse: sooo. 4 ote eee 
LU SNW LOT OSCE EC RLINZ o1 Da 3 13 (cs a Ae Se a ge 
Genuselixod essere ts 2 he ee oe 
The black-legged tick, Ivodes scapularis Say 
DERIVE en taee acess ce ee ee 
Host relationship. .. 
Gegeraphical distribution. Bee Lote Seah ey ent eo ee 
Re HRE ieee oe. SU Siok ee 
ERGY Cher es costae SSS ens oe ee 
Economic importance............---.-. 
Natural control. ........ esa ot See DA 
ee 
