PLATE CXXXIX. 



Leptochela serratorbita (p. 859). 



Fig. 1. Lateral view ; enlarged five times. 



,, lc. Frontal margin of carapace, showing ophthalmopod in position. 



„ Id, Mandible. 



,, le. First siagnopod. 



„ If. Second siagnopod. 



,, 1/i. First gnathopod. 



,, 1?'. Second gnathopod. 



., Ik. First pereiopod ; chela. 



„ lo. Fifth pereiopod. 



,, lz. Telson. 



Leptochela gracilis (p. 860). 

 ,, 2. Lateral view of male ; enlarged. 

 ,, 2o. Fifth pair of pereiopoda. 

 „ 2br. Branchial plume ; br", section of same. 



Leptochela robusta (p. 862). 

 „ 3. Lateral view of female ; enlarged three times. 

 ,, 4 Lateral view of male ; enlarged three times. 



