E. B. Wilson — Pycnogonida of New England. 
25 
EXPLANATION OF PLATES. 
Plate I. 
The figures are from drawings made from nature by J. H. Emerton. 
Figure la. — Pycnogonum littorale 0. Fabr. ; dorsal view ; L5, ventral view. 
Figure 2a. — Nymphon Stromii Kroyer ; dorsal view ; 25., profile view. 
Plate II. 
The figures are from camera-lucida drawings by the author. 
Figure la. — Achelia spinosa (Stimp.) Wilson, dorsal view; 15, rostrum seen from the 
ventral side; lc, terminal joints of leg; Id, accessory leg and palpus 
of female ; le, accessory leg of male ; ]/, antenna ; 1 g, recently hatched 
larva, dorsal view ; 1 h , spine of accessory leg. 
Figure 2a. — Tanystylum orbiculare Wilson, dorsal view; 25, terminal joints of leg; 
2c, palpus ; 2d, accessory leg of male ; 2e, accessory leg of female : 
2/ and 2/', two of the bifid spines from accessory leg. 
Figure 3a. — Pycnogonum littorale 0. Fabr., accessory leg; 35, ambulatory leg. 
Plate III. 
The figures are from camera-lucida drawings by the author. 
Figure la. — Pseudopallene hispida (Stimp.) Wilson, dorsal view; 15, accessory leg; 
lc, spines from accessory leg ; Id, terminal joints of leg; le, antenna. 
Figure 2a. — Pallene empusa Wilson, dorsal view; 25, terminal joints of leg; 2c, 
antenna ; 2d, part of anterior segment with rostrum seen from the 
ventral side ; 2e, accessory leg of male ; 2/, accessory leg of female ; 
2 g and 2 g', spines from accessory leg. 
Figure 3a. — Pseudopallene discoidea Wilson, dorsal view ; 35, antenna ; 3c, accessory 
leg. 
Plate IY. 
The figures are from camera-lucida drawings by the author. 
Figure la. — Phoxichilidium maxillare Stimpson, dorsal view; 15, accessory leg; lc, 
terminal joints of leg; lc?, antenna; le, ambulatory leg. 
Figure 2a. — Phoxichilidium minor Wilson, dorsal view ; 25, accessory leg of female 
with three ova ; 2c, terminal joints of leg ; 2d, antenna of female ; 2e, 
antenna of male ; 2/, ambulatory leg. 
Figure 3a. — Anoplodactylus lentus Wilson, body, dorsal view, male; 35, accessory leg 
of female; 3c, terminal joints of leg; 3 d, antenna of male; 3c, ambu- 
latory leg. 
Plate V. 
Figure 2 was drawn from nature by J. II. Emerton ; the remaining figures are from 
camera-lucida drawings by the author. 
Figure la. — Ammothea arhelioides Wilson, dorsal view; 15, accessory log; lc, terminal 
joints of leg; Id, palpus; le, antenna. 
Trans. Conn. Acad., Vol. V. 4 
January, 1879. 
