



ZOOLOGISCHE MEDEDEELINGEN — DEEL III. 

ment twice as long as preceding segment, posterior margin of the 
latter nearly three times the length of this segment. 
Cl. balansae A. Milne-Edwards. 
Superior orbital border regularly coneaye in its inner part; surface 
of carapace with regularly-distributed large, tufted tubercles. 5th seg- 
ment of abdomen of ¢ as long as 6th (penultimate) segment; terminal 
segment only slightly longer than the preceding segment, posterior 
margin of the latter 2'/, times the length of this segment. 
wo be 
Cl. tectum (Rathbun). 
Leiden Museum, September 29, 1916. 

EXPLANATION OF PLATES. 
ji a 
Sesarma lafondi Jacquinot et Lucas, 9, natural size. 1a, front view of 
carapace, enl. 41/,.. 1b cheliped, dorsal view, enl. 2. 
Pls) NF. 
Sesarma modesta de Man, Q, enl. 2. 
Sesarma palawanensis Rathbun, Q, natural size. 2a cheliped, dorsal view, 
enl. 2. 
Sesarma taeniolata White, cheliped of <j’, dorsal view, enl. 11/9. 
Sesarma taeniolata crebrestriata n. subsp., cheliped of 5, dorsal view, 
enl, 2. 
Pl. XVII. 
Sesarma ocypoda gracillima de Man, <j’, enl. 2. 1a front of carapace, obli- 
quely-anterior and dorsal view, enl. 3. 1b chela, outer surface, enl. 3. 
Sesarma villosa de Man, Q, enl. 3. 
Clistocoeloma tectum (Rathbun), 9, enl. 2. 3a cheliped of <j’, dorsal view, 
enl, 3, 3b outer view of chela of the same ,j’, enl. 3. 3c abdomen of the 
same <j’, enl. 3. 

