L. E. Robinson and J. Davidson 
47 
h.sen. 
sensory hairs. 
i.a. 
internal article. 
imp.vi. 
muscle impressions. 
l.i, l.ii, l.iii, l.iv. 
legs i to iv. 
mac. 
macula. 
o.cx.gl. 
external opening of coxal gland. 
0 . Gen. org. 
external opening of Gene’s organ. 
o.ph. 
pharyngeal orifice. 
os. 
ostium of spiracle. 
P- 
palp. 
p.i, p.ii, p.iii, p.iv. 
articles i to iv of palp. 
p.d.m. 
postero-dorsal margin of capitulum. 
ph. 
pharynx. 
p.h.h. 
post-hypostomal hair. 
p.p.h. 
post-palpal hair. 
pr. 
pore. 
pts. 
protarsus. 
pv. 
pulvillium. 
sc. 
scutellae. 
s.ch. 
outer sheath of chelicera. 
s.ch’. 
inner sheath of chelicera. 
sc.771. 
marginal scutellae. 
s.cx.f. 
supracoxal fold. 
sh.ch. 
shaft of chelicera. 
sp. 
spiracle. 
St. 
stomach. 
sub.ch.p. 
sub-chelieeral plate. 
tb. 
tibia. 
tch. 
trochanter. 
t.e.d. 
extensor tendon of digit. 
t.e.pv. 
extensor tendon of pulvillium. 
t.f.d. 
flexor tendon of digit. 
t.f.pv. 
flexor tendon of pulvillium. 
tg. 
tongue-like process above pharyngeal orifice. 
is. 
tarsus. 
v.h.io. 
ventral body wall. 
REFEKENCES. 
Bonnet, A. (1907). Recherches sur I’anatomie comparfe et le developpement des 
Ixodides. Ann. Univ. Lyon., N. Ser., I, Ease. 20, pp. 1-185, Pis. I-VI. 
Fischer de Waldheim, G. (1823). Notice sur I’Argas de Perse (MalRh de Mianfeh) 
deerit par les voyageurs sous le nom de punaise venimeuse de Miana. Mem. 
Soc. imp. de nat. de Moscou, vi, pp. 269-283, PL XXIII, Figs. 1-11. 
Heller, C. (1858). Zur Anatomie von Argas persicus. Sitzungsber. d. Kaiserl. 
Akad. ^Yien, xxx, Math.-naturwiss. Klasse, pp. 297-326, Pis. I-IV. 
Hindle, E., and Merriman, G. (1912). The Sensory Perceptions of jArgas persicus 
Oken. Parasitology, v, pp. 203-216. 
