L. Harrison 
93 
coinparifioti. It may n^prescnt a rcdiiml crKlomcn*. TIk; mcsosome 
cotnos nearer in {'eiieral form to tliat of DocojilioroidcH than to any other 
with which I am ac(|uainte(l. Its •'emnal shape will he seen from 
Fij;. 1. A cylindrical chitinous tnhe, which is a direct continuation of 
the (ijaculatory duct, runs thnmjfh and slij/htlv’ hevond it, constituting? 
the penis, which ojams dorsally hy a trian(;ular ()rifice. The "enitalia 
of A. (jadowi differ from those of A. nonie.-zf’dhuid'KU' in the following 
details. The basal plate is broader and shorter; the, endomeral (?) lobe 
is distinctly smaller; the mesosome is shorter and slightly broader, 
with a more heavily chitinised penis; and the ti[) of the paramere is 
slightly spatulate instead of filiform, and bears two terminal bristles 
in place of the customary one. 
The ^4 is larger than the J, with the usual dilfcrences in the hind end 
of the abdomen (Fig. o). The genital plate is rounded, and the chitinous 
bands running forwards from its lateral insertions are not developed. 
Meaiiuretiicnls in iniUiinelren. 
i ? 
Lenxlh 
lireaiUli 
UrciKllh 
Head . 
0-5!) 
0-57 
0-5'J 
0-61 
Prothorax .. 
017 
0:10 
0-18 
0:19 
.Metathorax 
0-20 
0-55 
0-20 
0-58 
AlKlomen (from anterior angles).. 
0-84 
004 
Ml 
0-79 
Total length and greatest breadth 
1-08 
■0-64 
2-18 
0-79 
Numerous 'Vj aiid from skins of Aplenfx lawnji in the Cambridge 
Uni versify Museum. One and several ® ® from skins of Apleri/x 
oweni. One '^4 (straggler) from Shbujops habroplUun. 
Ridlicoln {Aplericolu) gracilis, n. sp. 
This well-marked species is de.scribed from a single $ taken from a 
skin of Aptergx hnusli in the Cambridge University Museum. 
