PLATE CXLII. 



Oodeopus geminidentatiis (p. 876). 

 Fig. 1. Lateral view ; enlarged twenty-five times. 

 „ lz. Telson. 



Oodeojms serratus (p. 877). 

 ,, 2. Lateral view ; enlarged twenty-five times. 

 „ 2z. Telson. 



Oodeopus serratus, var. (p. 878). 

 „ 3. Lateral view ; enlarged fifteen times. 



Oodeopus armatus (p. 879). 

 „ 4. Lateral view ; enlarged twenty times. 



Oodeopus longispinus (p. 881). 

 ,, 5. Lateral view ; enlarged twenty times. 

 „ 5z. Telson. 



