PATELLA. Panama Shells. 241 



367. Lottia patina? 



Synonymy. 



Acmcea patina (?) Rathke in Esch. Zool. Atlas. Heft. V. 



p. 19. pi. 24. f. 7, 8. 1833. 



/Station. On and under stones at the low water mark of neap 

 tides. 



Habitat. Mazatlan ; Lt. Green ! Mus. Essex Inst. 

 Panama ; C. B. A. ! 



34 specimens were collected on the reef. 



Var. a has only linear pale rays on a dark olivaceous ground, 

 and the margin is of a uniform blackish brown : the radiating 

 strice are coarser than in the type. 



368. Lottia . Sp. indet. a. 



A small suborbicular conical thin shell. 

 /Station. Under stones near half tide level. 



Habitat. Panama ; C. B A. ! 

 45 specimens were collected. 



369. Lottia . Sp. indet. b. 



20 specimens were taken with the preceding. 



370. Lottia . Sp. indet. c. 



11 specimens of this minute species were collected at 

 Panama. 



Family PATELLID^E. 

 371. Patella (?) - -. Sp. indet. a. 

 Station. On rocks not far from half tide level. 



Habitat. Panama; C. B. A. ! 

 16 specimens were collected. 



