CLASSIFICATION AM) HABITS OF TICKS. 
63 
recorded as taken from cattle .-it Memphis, Term. It seems quite 
probable that the animal from which the tick was collected had been 
bred in t he ('oast sec- 
tion. There are also 
several specimens in 
the Marx collection 
taken in Texas. Neu- 
niann reports it from 
Paraguay, CJru gu ay, 
Brazil. Mexico, and in 
the United States from 
California, Texas, and 
Tennessee, the latter 
based noon the tick 
before mentioned as 
collected at Memphis. 
He mentions 2 males 
and 1 female as being 
takes on a coleopteron, 
Cercus campestris, at 
Buenos .Vires, Argen- 
tina. Lahille reports 
it fro in Argentine Re- 
public, where the fa- 
vorite host is the do<r. 
lie mentions the fact 
that it is used by tin' Indians as a leech in certain cases of inflammation. 
The male is especially large, much more so and more elongate than 
either A. cajennense or A. ameri- 
canum. Mr. Mitchell reports that 
while he has observed the sexes in 
close proximity on the animals he 
has as yet to find them in coitu. He 
has frequently noticed them to copu- 
late after being removed from the 
animal. However, in Argentina, 
Lahille states that several males 
are usually found attached in the 
immediate vicinity of each female. 
Mr. Mitchell states that on one oc- 
casion he found 7 females clustered 
Fig. n.—Ambiyomma macuidtum: Scutum of on a cow between the ear and the 
renuUe - Greatly enlarged (origir horn wit h no male near. In another 
case he found a cluster of 5 females on the neck of a dog with no male 
in the immediate vicinity. He has also seen instances where as 
FIG. 12, A mbtyomma maculatum: Coxae of male and Eemale. 
Greatly enlarged (original). 
