BLO: 
5 db 
ig. 12. 
13. 
r. 14, 
15. 
ie. 16. 
REPORT ON THE PYCNOGONIDA. 157 
Nymphon longicowu, Hoek (figs. 8, 9). 
. Spines at the sixth joint of the ovigerous leg of a male; magnified 272 dia- 
meters. 
. Genital opening of the male ; magnified 136 diameters. 
Nymphon conpactum, Hoek (fig. 19). 
Last two joints of the leg; magnified 7 diameters. 
Nymphon longicollum, Hoek (fig. 11). 
Auxiliary claws; magnified 272 diameters. 
Nymphon brevicollum, Hoek (figs. 12, 13). 
Articulation (?) in the fifth joint of the ovigerous leg of the male; magnified 
94 diameters. 
The ovigerous leg of the male; magnified 7 diameters. 
Ascorhynchus orthorhynchus, Hoek (figs. 14, 15). 
Mouth, front view ; magnified 5 diameters. 
Genital pore of the female; magnified 64 diameters. 
Ascorhynchus gluber, Hoek (fig. 16). 
Articulation of the proboscis ; magnified 6 diameters. 
PLATE XVI. 
Structure of the integument of Nymphon robustwm, Bell (figs. 1-8). 
. Transverse section of the integument ; magnified 272 diameters. «a, spine ; b, 
respiratory cavity; c, sete; d, nerve; e, blood-corpuscles ; f, epithelium. 
. Setze ; magnified 575 diameters. 
. Setze; magnified 575 diameters. 
Structure of the integument of Mymphonhamatum, Hoek (figs. 4-6). 
4. Surface of the fourth joint of the leg of a male ; magnified 94 diameters. g, pores. 
. Structure of the gland; magnified 272 diameters. 
. Transverse section of the thigh of a male; magnified 94 diameters. g, pore ; 
k, blood ; 7, intestinal ccecum ; h, gland. 
Structure of the integument of Nymphon brevicaudatum, Miers (fig. 7). 
. Transverse section of the fourth joimt of the leg of a female; magnified 56 
diameters. 72, as in fig. 6; /, mature egg ; m, immature eggs; x, mud. 
