538 axel a. olsson 



Explanation of Plate 65 



Figure Page 



1-lb. Seinele verrucosa Morch 366 



Fig. 1, enlargement of a part of the posterior surface; Fig. la, 

 surface, slightly whitened, length 34.8 mm.; Fig. lb, same shell, 

 natural. Gulf of California. USNM 252772. 



2. Semele jaramija Pilsbry and Olsson 361 



Length 24.5 mm. Two miles west of Point Inez, Mexico. USNM 

 564885. 



3. Semele pacifica Dall 368 



Length 26.6 mm., specimen slightly whitened. Same locality as last. 



USNM 564885. 



4. Seinele giiaymasensis Pilsbry and Lowe 369 



Length 24.6 mm. USNM 557879. 



5. Semele pulchra (Sowerby) 368 



Length 27.7 mm. Bucaro, Panama. PRI 25834. 



6-6a. Semele pilsbryi, new species 368 



Length 45 mm. Bucaro, Panama. Holotype, ANSP 218959. 



7-7a. Semele sowerbyi Lamy 367 



Length 45 mm. Bucaro, Panama. FRI 25835. 



8-8b. Semele lenticulare (Sowerby) 363 



Fig. 8, length 22.2 mm. San Francisco, Ecuador. PRI 25836; 

 Fig. 8a, length 23.6 mm. Jaramijo, Ecuador. PRI 25837; Fig. 8b, 

 a small section of surface magnified. 



