PLATE XCVIII. 



Alpheus leviusculus, var. (p. 549). 

 Fie. 1. Lateral view ; enlarged three times. 



lc. Cephalon ; b, first antenna ; c, second antenna. 

 „ Ik. First pereiopod ; left side. 



\W. First pereiopod ; left side, pollex. 

 lm. Third pereiopod ; terminal joints. 

 ,, lz. Telson. 



Alpheus crinitus (p. 548). 

 „ 2. Lateral view ; enlarged four times. 



2c. Cephalon with first and second antennae ; left side. 



Alpheus bermudensis (p. 547). 

 „ 3. Lateral view ; enlarged three times. 

 ,, 3k. First pereiopod ; larger chela. 



Alpheus longimanus (p. 551). 

 „ 4. Lateral view ; enlarged three times. 

 „ 4c. Cephalon ; frontal margin. 

 „ 4c. Second antenna ; scaphocerite. 

 „ Ah First pereiopod ; larger chela. 

 „ 4k'. First pereiopod ; smaller chela of left side. 



