4s4 axel a. olsson 



Explanation of Plate 11 



Figure Page 



1. Glycymeris glgnntea (Reeve) 106 



Length 73 mm. Gulf of California. ANSP 42710. 



2. Glycymeris macolata (Broderip) 106 



Length 61.8 mm. Sua, Ecuador. PRI 25554. 



3. Tucetoma strigilata (Sowerby) 107 



Length 37.5 mm. Viveros Island, Pearl Islands, Panama. PRI 25555. 



4-4a. Glycymeris lintea, new species 106 



Length 57.7 mm. Punta Blanca, Ecuador. Holotype, ANSP 218915. 



5. Glycymeris macnlata (Broderip) 106 



Length 66 mm. Manta, Ecuador. PHI 25556. 



6-6a. Glycymeris OTata (Broderip) 105 



Fig. 6, length 35.5 mm.; Fig. 6a. length 35.8 mm.; Fig. 6b, length 

 34.3. Lobos del Tierra, Peru. PRI 25557. 



7-7a. Axlnactis delessertil (Reeve) 109 



Length 45 mm. Tres Marias Island. ANSP 160732. 



8-8b. Axlnactis inaequalls (Sowerby) 109 



Fig. 8, length 41.3 mm. Manta, Ecaudor; Fig. 8a, length 35.8 mm. 

 Mancora, Peru. PRI 25559; Fig. 8b, length 40.2 mm. Manta, Ecua- 

 dor. FRI 25558. 



