482 axel a. olsson 



Explanation of Plate 9 



Figure Page 



1. Anadara (Esmerarca) reinharti (Lowe) 100 



Enlargement of hinge and cardinal area, length of hinge line is 30 

 mm. Same specimen as fig. 5a, Plate 10. 



2-2a. Anadara (Cunearca) perlabiata (Grant and Gale) 96 



Figs. 2, 2a, same shell, length 36 mm. Tumaco, Colombia. PRI 25541. 



3-3b. Anadara (Cunearca) bifrons (Carpenter) 94 



Fig. 3, left valve, length 46.4 mm.; Fig. 3a. right valve, length 51 mm. 

 Mompiche, Ecuador. PRI 25542; Fig. 3b, type of Carpenter's A. bi- 

 frons., length 37.9 mm., height 30.8 mm., diameter 27.5 mm. British 

 Museum (Nat. History). 



4-4a. Anadara (Cunearca) aequatorialis (d'Orbigny) 95 



Fig. 4, right valve, length 36 mm. Mompiche, Ecuador. FRI 25543; 

 Fig. 4a, left valve, length 38 mm. Bucaro, Panama. PRI 25544. 



5-5a. Anadara (Cunearca) aequatorialis (d'Orbigny) 95 



Fig. 5, left valve, length 37.5 mm.; Fig. 5a, right valve, length 36 mm. 

 Limones, Ecuador. PRI 25545. 



6. Anadara (Larkinia) multicostata (Sowerby) 92 



Holotype, British Museum (Nat. History). 



7-7a. Anadara (Diluvarca) cepoides (Reeve) .. 88 



Length 90 mm. T. B. Wilson Coll. South America. ANSP 42922. 



8-8a. Anadara (Cunearca) nux (Sowerby) !.. 96 



Length 20.6 mm. Zorritos, Peru. PRI 25546. 



