84 

 EXPLANATION OF PLATES. ' ^ 



2 he plates are niunbered consecutively to those o/ " SontJi 

 African Crustacea^' Part I.) 



Plate 5. 

 Platvmaia tl'rj'.ynei. II. sp 



A- ns. Dorsal view of a specimen, natural size. Fourth trunk- 

 limb missing on the right side, and two terminal joints of the 

 third limb on the left. 



B. DC, a.s , a.i., pal. Underside of head of another speci- 

 men showing eyes, first and second antenn?o, epistome, and 

 part of palatal floor. INIagnified. 



B. car- Carapace of second specimen in lateral view, left side 

 a little raised, natural size. 



B. Pl. Sternal plastron and pleon of tlie second specimen, 

 natural size. 



Plate 6. 



SCYRAMATIIIA HERTWIGI, Doflcin. 



Dorsal view of a male specimen, life size, without the right 

 cheliped and three following feet- 



CV. Cephalon in ventral view, showing the two pairs of 

 antennae and one member of the third maxillipeds in situ, natural 

 size. 



PI. Dorsal view of pleon, natural size. 



a.s- First antenna- 



m- Mandible. 



mx. I, mx. 2. First and second maxillre. 



mxp- \, 2, 3- First, second, and third maxillipeds. 



Ch, Right cheliped, natural size- 



The separate figures of first antenna and mouth organs are 

 magnified two diameters. 



Plate 7. 



Jasus tarkeri. n. sp. 



Dorsal view of specimen, natural size, with second antennae 

 truncated not far alxn'e the peduncles. 



