Fig. 
10. 
ll. 
12. 
Oe 
DIPLOPODA. 
PLATE V. 
. Platydesmus hirudo, sp. n., head and first two segments from above. 
Platydesmus mesomelas, sp. n., head and first two segments from above. 
Platydesmus marmoreus, sp. n., head and first two segments from above. 
. Siphonophora cornuta, sp. n., lateral view of anterior end of body; 4a, head, antenne, and 
fore part of first tergal plate from above. 
Siphonophora brevicornis, sp. n., anterior extremity from above ; 5a, ditto from the side. 
Siphonophora globiceps, sp. n., head and first tergal plate from above; 64a, anterior 
extremity from the side. 
. Cleidogona godmani, sp.n., anterior extremity from the side ; 7 a, one of the segments from 
the mid-region of the body; 7 4, last two tergal plates; 7c, ventral view of sixth and 
seventh segments, showing the basal segment of seventh leg (a), the phallopod (b), and 
the proximal end of the ninth leg (c), in situ; 7d, left phallopod from the outer side 
(6, terminal recurved portion) ; 7e, right leg of ninth pair (¢) from behind (a and 4, 
the two divisions of the long basal segment; c, second segment). 
Cleidogona stolli, sp.n., external portion of phallopods from below, compare with fig. 7 ¢ (4) ; 
8 a, lateral view of left phallopod, to compare with 7d; 84, first segment (a) and part 
of second segment (c) of ninth leg (¢) from behind, to compare with 7e; 8c, sternal 
plates and coxze of tenth and eleventh legs, showing extruded coxal pouches (a) and 
processes (6). 
. Paraiulus amulensis, sp.un., g, left leg of first pair from behind; 9a, appendages &c. of 
second pair (a, sterno-coxal plate with median processes (4), emargination (c) for 
penis, and palpiform appendage (d); the vertical deep-lying portion of sternal plate 
omitted); 95, anterior appendages of seventh segment from the front (a, sternal plate ; 
6, internal, c, external branches with proximal sclerites) ; 9c, phallopods from behind 
(a, anterior ; 5, posterior ; and c, external branches) ; 9 d, phallopod of left side, external 
view (lettering as in 9c). 
Paraiulus aztecus, sp. n., ¢, sternal plate and appendages of second pair from below 
(lettering &c. as in 9a); 104, anterior appendages of seventh segment, partially pro- 
truded (lettering as in 9 6); 104, phallopods, posterior view (lettering as in 9c). 
Paraiulus stylifer, sp. u., 3, anterior appendages of seventh segment from the front 
(lettering as in 9 6); 11 a, phallopods, posterior view (lettering as in 9c). 
Rhinocricus rogersi, sp. n. (a, head and anterior two tergal plates from the side; 6, segment 
of mid-region of body; c, anal segment) : 12 a, appendages of seventh segment of 3, 
anterior aspect (a, median plate; 6, anterior plate; c, posterior plate of first pair ; 
d, phallopod) ; 12 4, the same from behind (lettering as in 12a), 
