Fig. 
ee 
EXPLANATION OF THE PLATES. 281 
PLATE LII. 
1. Sergestes bisulcatus W.-M. Enlarged. 
ile UG a ae Anterior part of carapace. More highly 
magnified. 
ile 36 Ob te Swimmeret. 
ie: GG bb ce First antenna of male. 
14 “ Gb ob Part of first antenna of male, more enlarged 
to show the appendicular organ. 
is 86 OG ee Antennal scale, male. 
1. GG BG ss Antenna of first pair, female. 
19. ie ge ue Part of antenna of first pair, female. More 
enlarged. 
abe iG oe GG Petasma of male. 
PLATE LIII. 
-1. Hucopia seulpticauda Fax. 
1°, “ “ “ 
1. “ “ “ 
1°. “c “ “c 
1¢, “ “c «“ 
Female. Enlarged. 
Swimmeret. 
End of telson, more highly magnified. 
Front, eyes and antenne, from above. 
Second antenna. 
Female. Cephalo-thorax, much enlarged. 
“Blake ” Station 29, Gulf of Mexico. 
2°. ee wi c Swimmeret of same specimen. 
2°, so ih Gi Second antenna of same specimen. 
2°. : fe ce First abdominal appendage of same specimen. 
PLATE LIV. 
. 1. Petalophthalmus pacificus Fax. 
2. Ceratomysis spinosa Fax. 
36 
Male. Much enlarged. 
1", “ “ & Anterior part, from above. 
1, 4“ Ke & Carapace from above. 
1°, “ &“ ‘“ Swimmeret. 
14, &“ “ & Modified eye-stalk. 
1c cs af os Second antenna. 
V. ‘“ “ ob First abdominal appendage. 
19, ‘“ “ Gs Second abdominal appendage. 
1, “ “ “ Fifth abdominal appendage. 
PLATE LY. 
. 1. Scolophthalmus lucifugus Fax. Female. Much enlarged. 
lige ce a &é Anterior part, from above. 
1, “ “ “ Carapace from above. 
1°. é ‘“ &“ Swimmeret. 
1¢, & & 6“ Second antenna. 
1°. & ‘ “ Fifth abdominal appendage. 
Female. Lateral view. Much enlarged. 
