72 
Fig. 
» 
Rp SR vU v v v 
vr 
i 
vou LLLA vov ge 
Fig. 
vw Se yu v es v B y 
Fig. 
v x 
G. 0. SARS, [N. S. IV 
: Extremity of the ws more highly magnified. 
5. Right mandible with palp. 
6. en part of left mandible. 
à First m zilla. 
8. rimum 
9. Maxilliped Y with exopodite and epipodite. 
10. Gnathopod 
11. Pereiopod of 2nd pair. 
12. ο. Ss e latter, more highly magnified, showing the structure of the dac- 
tylar 
13. Inner Weg e right uropod (without the marginal setze). 
14. Telson, viewed from the dorsal face. 
15. Tip of the telson, more highly magnified. 
PLI 
Mesomysis Kowalerskyi, Czern. 
1. Adult female, dorsal view. 
2. Front part of the body, with the eyes and antenne, dorsal face. 
9. Basal part of left inferior antenna, with the scale (without the marginal sete) and the 
base of the flagellum, dorsal vie 
E Extremity * Se scale, more highly KE 
. Second max 
5 Pereiopod of eg pair 
. Telson, viewed from the dorsal face, 
S Inner lamella of left uropod (without the marginal sete), 
9. Extremity of the telson more highly magnifie 
10. Outer part of the tail of an adult male, νὰ from left side, exhibiting the pleopoda 
and caudal appendages. 
11. Third pleopod of male. 
12. Fourth pleopod of same. 
Pl. V. 
Mesomysis Czerniavskyi, G. O. Sars. 
1, Adult female, dorsal view. 
2. Front part of the body, with the eyes and antennæ; dorsal view. 
3. Basal part of left inferior antenna, with the scale (without the marginal sete) and 
the base of the flagellum 
4, Extremity p the SÉ more highly magnified. 
5. Second max 
6. Pereiopod Se 
7. Extremity of the ed more cod magnified. 
8. Telson, viewed from the dorsal fac 
9. Extremity of the latter, more highly magnified. 
10. Inner lamella of left uropod (without the marginal setz). 
11. Male appendage of = superior antennæ. 
12. Third pleopod of m 
13. Fourth pleopod of weg 
PL. KL 
Mesomysis intermedia, Czern. 
1. Adult female dorsal view. 
2. Front part of the body, with the eyes and antennæ; dorsal view 
3. Basal part of left inferior antenna, with the scale (without the marginal sete) and 
the base of the flagellum. 
Melanges biologiques. T. XIII, p. 420 
