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PROCEEDINGS OF THE NATIONAL MUSEUM vol. 121 



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Figure 3. — Pseudophilomedes ferulanus, complete specimen: a, outline, all punctae not 

 shown; b, dorsal view, anterior to right. Medial view, right valve: c, muscle scars and 

 some punctae; d, anterior process; e, posterior process;/, anteroventral part; g, anterior 

 margin rostrum with lamellar prolongation. Medial view left valve; k, muscle attach- 

 ments below anterodorsal corner. (Scale same, in microns: a, b; c; d, e;f, h; g. Spec. 1, 

 BST Sta. 30.) 



