Fig. 1. 
ARACHNIDA.—ARANEIDEA, 
Vou. IT. 
PLATE XXXVIII. 
Argyrodes argentatus, 8, tarsus of palpus; 1a, caput and eyes in profile. 
. Argyrodes argentatus, 3, profile view; 2a, view from in front. 
. Argyrodes obtusus, 3, profile, legs removed; 3a, tarsus of palpus; 34, eyes from above 
and in front ; 3c, carapace in profile. 
. Argyrodes americanus, 3, profile; 4a, tibia and tarsus of palpus; 45, ditto, another view ; 
4c, carapace in profile; 4d, eyes from in front. 
. *Argyrodes americanus, 3 , vulva; 5a, ditto, profile view. 
Argyrodes argenteomaculatus, 3, profile; 6a, tibia and tarsus of palpus; 6, carapace 
in profile. 
. Argyrodes trigonus, g, profile; 7a, tibia and tarsus of palpus; 7 4, carapace in profile. 
. Argyrodes trigonus, ? , front view; 8a, vulva; 84, ditto, profile view. 
. *Argyrodes argyrodes, 3, profile view; 9a, caput, eyes, and mandibles in profile; 
9 b, patella, tibia, and tarsus of palpus from above; 9c, ditto from below; 9d, ditto, 
palpal organs enlarged. 
. *Argyrodes argyrodes, ? , vulva. 
. Argyrodes subdolus, 2 , vulva; 11 a, ditto in profile. 
. Argyrodes maculosus, § , carapace in profile; 12a, tarsus of palpus. 
. Argyrodes maculosus, 2 , vulva; 13a, ditto in profile ; 13 4, ditto, variety. 
. Argyrodes jucundus, ¢ , profile, legs removed; 14a, abdomen from in front; 144, vulva; 
14 c, ditto in profile. 
. Rhomphea furcata, 3 , profile; 15a, ditto from in front ; 15 4, vulva in profile. 
. Rhomphea bifissa, 3, profile; 164, abdomen from in front; 16 4, vulva in profile. 
. Rhomphea projiciens, 3, tarsus of palpus; 17 a, caput in profile. 
. Rhomphea projiciens, ¢ , profile view. 
. Rhomphea procera, 3 , carapace in profile; 19a, eyes from above and behind. 
. Ariamnes gracillimus,  , profile view; 20a, carapace in profile; 206, eyes from above 
and behind. 
* Figures 9 and 10 are taken from European specimens, and fig, 5 from a South-American example. 
The small letters, unless otherwise stated, refer to similar portions of structure. 
