AKT. 22 SAN PEDRO FAUNA OLDROYD. 



Family LEDIDAE. ' 



Genus LEDA Schumacher, 1817. 



LEDA TAPHRIA Ball. 1897. six valves. 



Living, Bodega Bay, California-Lower California. 

 LEDA HAMATA Carpenter, 1S64, one small valve. 



Living, Puget Sound-Panama Bay. 



LEDA CELLULITA Dall, 1896, one specimen. 



Living, Puget Sound. 



Family ARCIDAE. 



Genus GLYCYMERIS Da Costa, 1778. 



GLYCYMERIS SEPTENTRIONALIS Middendorff, 1849. 



Living, Aleutian Islands, Alaska-Puget Sound. 



? Family PHILOBRYIDAE. 

 Genus PHILOBRYA Carpenter, 1872. 



PHILOBRYA SETOSA Carpenter, 1864, one valve. 



Living, Forrester Island, Alaska-Gulf of California. 



Family OSTREIDAE. 



Genus OSTREA Linnaeus, 1758. 



OSTREA LURIDA Carpenter, 1864, very plentiful. 



Living, Sitka, Alaska-Cape San Lucas. 



Family PECTINIDAE. 



Genus PECTEN Muller, 1776. 



Subgenus Chlamys Bolten, 1798. 



PECTEN HASTATUS Sowerby, 1843, four small valves. 



Living, Monterey-Newport, California, deep water. 



PECTEN JORDANI Arnold, 1903, three valves. 



Living, Puget Sound. 



Section PATINOPECTEN Dall, 1898. 

 PECTEN CAURINUS Gould. 1850, two broken valves. 



Living, Wrangell, Alaska-Oregon and Puget Sound. 



Section LEPTOPECTEN Verrill, 1897. 

 PECTEN LATIAURITUS Conrad, 1837, not rare. 



Living, Monterey, California-Lower California. 



Family MYTILIDAE. 



Genus MYTILUS Linnaeus, 1758. 



MYTILUS CALIFORNIANUS Conrad, 1837. part of one valve. 



Living, Aleutian Islands-Lower California. 

 45554— 25— Proe.N.M.vol.65 41 



