PLATE XXXVII 
SSS a Le 
‘ 
Hairy-legged crab—Ucides cordatus (See page 184) 
9) 
(Photographs by Wehman) 
2. and 3. Bloodvessels on inner side of gill cover (See page 184) 
4. “S’’-shaped organ and problematic structures (See page 184) 
5. Branchial chamber uncovered (See page 184) 
6. Brushes for moistening gills (See page 185) 
