Annals of tile Teansvaal Museum. 
43 
Inferior keels with rough irregularly disposed almost denticulate 
granules in segment 5 and to a less extent also in the preceding 
segments, where, however, the granules are not denticulate. 
Lateral keel stronger in segment 1 than in any of the other 
segments ; lateral surfaces not granular except in segment 5 and to 
a slight extent also in segment 4. 
Vesicle somewhat compressed ; upper side straight, below finely 
granular. 
Width of upper surface of femur of pedipalp and of hand 
[Considerably narrower than in the female. 
Pectines : 17-20. 
Total length: 118 mm. 
Length of carapace : 12'5 mm. Breadth : 13 mm. 
Length of last abdominal tergite : 8 mm. Breadth : 10 mm. 
Length of tail : 75 mm. 
Length of segment 1 : 10*5 mm. 
Length of segment 2 : 13*5 mm. 
Length of segment 3 : 13' 5 mm. 
Length of segment 4 : 15 mm. 
Length of segment 5 : 15 mm. 
Length of vesicle : 7’5 mm. 
Length of femur of pedipalp : 12 mm. 
Width of upper surface of same: 4 mm. 
Length of hand : 24 mm. 
Width of hand : 6'5 mm. 
Dr. Purcell, to whom I am indebted for much information on 
the subject of Transvaal Arachnida, considers the shape of the first 
caudal segment to be a character of considerable importance in the 
genus Hadogenes, and, accordingly, I give precise measurements of 
this segment in both male and female. 
Male. Female. 
Length of first caudal segment ... 
10 - 5 m.m. 
7 * 5 m.m. 
Greatest breadth (posteriorly) 
2-75 „ ... 
2 '75 
7? 
Breadth anteriorly... 
2-5 „ 
2'65 
Greatest height (posteriorly) 
3-5 „ ... 
3*4 
•n 
Height anteriorly ... 
i-75 „ ... 
1*9 
V) 
Very young specimens of this 
species exhibit 
some 
of 
characteristic features of the species, but differ from the adults in 
their much abbreviated tails. 
