The Genera Boophilus Rhipicephalus and Haemaphysalis (Ixodidae ...

Length, 0.21; width, 0.33. Cervical grooves distinct, long,
Seutum.
parallel. Surface crazed, impunctate hairs absent.
nearly
one short, rounded spur. Coxa III with no spurs.
with
a
comparison o.f chordeilis and leporis-palustris, see page 35.
For
(1908, p. 34) accepted the name chordeilis Packard for this
Banks
found on birds in the United States, after he had ex-
Haemaphysalis
the specimens labeled as types, which consist of two engorged
amined
taken in Massachusetts.
females
writer has had the opportunity to examine the two types in the
The
of Comparative Zoology in Harvard University, mentioned by
Museum
writers, and it is evident that they represent the common tick
previous
birds that has been called both chordeilis and cinnaba.rina in this
oh
However, Packard, in describing the species in 1869, mentions
country.
one. He .says, "From the nighthawk (Chordeilis popetue), Mass.
only
F. G. Sanborn)." The "types" are in two vials, and one contains
(Coll.
labels reading, "Ixodes chordeilis Pack." (probably in Packard's
two
and "from Chordeilis popetue, F.G.S., Mass." The second
handwriting),
contains a label in different handwriting reading, "Ixodes chordeilis
vial
E. A. Samuels, Milton, Mass." Note that"E. A. Samuels is not
Pack.
G. Sanborn" mentioned in describing the species. Thus, there is only
"F.
true type, and it came from Massachusetts and from the nighthawk.
one
"Milton, Mass. ' should n,o.t be considered to be the exact type
locality.
and Warburton (1915, pp. 372 and 378), without seeing the
Nuttall
and made drawings in Berlin of Koch's u.nique type of cinnabarina
studied
which came from Brazil (no host given). The authors state, "***
after consultation with the late Professor D6nitz concluded that it was
and
allied if not identical with H. punctata Canestrini and Fanzago.
closely
as H. chordeilis (Packard) which therefore falls into synonymy."
known
authors had for study some North American specimens of this
The
as is shown by their listings, but the evidence is not Haemaphysalis convincing
that the North American form is identical with Koch's cinna-
from Brazil.
barina
the time cinnabarina was published by Koch in
Since
1844, this name
not appeared in listings of ticks from South America and Central
has
See Banks (1908), Dunn (1923), Bequaert (1938),Osorno-
America.
Mesa (1941), and Fairchild (1943). Arago (1911, p.
as a species occurring in Brazil, but this probably referred
cinnabarina
to the Koch type. This Laboratory has in the past received for
only
41
Coxae.
Coxa I with an internal lobe in place of a definite spur. Coxa II
type of chordeilis, adopted.cinnabarina as the name for this tick.
Nuttall
We have since been able, however, to identify it
with the American form
157), does include
identificati,on many ticks from northern South America, Panama, and