ARACHNIDA.—ARANEIDEA. 
VOL, II. 
PLATE XVIL. 
Sidusa fulvoguttata, 2? , dorsal view; 1 a, vulva. 
. Sidusa albicincta, 8: 2a, palpus from beneath; 2 6, mandible from beneath; 2c, palpus 
from beneath, variety ; 2d, eyes from the left side. 
Sidusa albicincta, ¢ , vulva; 3a, ditto, variety or immature. 
. Sidusa parvula, 8, palpus from beneath. 
. Sidusa parvula, 2, vulva. 
Sidusa conspecta, 6: 6a, mandible from beneath; 64, palpus from beneath; 6c, eyes 
from the left side. 
. Sidusa conspecta, 2: 7 a, carapace and eyes, profile; 76, ditto from in front ; 7c, ditto 
from above ; 7 d, leg i. from the inner side; 7 e, leg i. from the outer side; 7 f, vulva; 
7g, ditto, variety or immature. 
Sidusa alacris, 3? , dorsal view, legs removed; 8a, vulva. 
. Sidusa circumcincta, ¢ , vulva. 
. Sidusa quadriguttata, ? , dorsal view, legs removed ; 10a, vulva. 
. Sidusa brevispina, g: 11 a, spinners, from above (a, anterior pair; c, central pair; 
p, posterior pair; a, anal tubercle) ; 114, eyes from the left side; 11c¢, palpus from 
beneath. 
. Sidusa brevispina, 3, vulva. 
. Sidusa lutea, 8, palpus from beneath. 
Sidusa spiralis, 8: 14a, right palpus from the outer side; 14, ditto from beneath ; 
14, ditto from the outer side, another view; 14d, ditto, variety, from beneath; 
14e, mandible from beneath. 
. Sidusa voluta, 2, vulva; 15 a, ditto, variety. 
. Sidusa sulphurea, 3, palpus from beneath; 16 a, ditto from the outer side. 
. Sidusa sulphurea, 3 , dorsal view, legs removed ; 17 a, vulva; 17 4, ditto, variety. 
