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with bi-unguiculate dactj'li. First leg has toothed propodus for 

 half the proximal distance. 



Abdomen composed of one large segTuent, possibly a very 

 small anterior one though the suture was not distinct enough to 

 make this certain. Telson is produced at post-lateral angles into 

 a short, sharp point. Median part forms a rounded lobe. 

 Uropoda comijosed of a peduncle about three times as long as 

 inner ramus. Outer ramus slightly shorter than inner ramus. 



Figure 8. Pentidotea aculeata n. sp. 



Pentidotea aculeata n. sp. 

 (Figs. 8, 9 and 10) 

 Locality— Lov; tide pools, Laguna Beach, California. 

 C'oZor— Reddish brown in the male; female a more delicate 

 pink with white spots along median line of back and two similar 



