Plate XII. 



Fig. 35. Portunus xantusii (Stimpson). 



$ , nat. size. San Diego, Cal. 

 Fig. 36. Cycloxanthops novemdentatus (Lockington), 



$ , nat. size. Monterey Bay, Cal. 

 Fig. 37. Lophopanopeus hellus (Stimpson). 



$ , nat. size. Monterey Bay, Cal. 

 Fig. 38. Lophopanopeus heathii Rathbun. 



S , nat. size. Monterey Bay, Cal. 

 Fig. 39. Lophopanopeus diegensis Rathbun. 



$ , nat. size. Monterey Bay, Cal. 



