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Marine mollusca of Guadalupe Island, Mexico
Ser 4, Vol 19, Page 1
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Marine mollusca of Revillagigedo Island, Mexico
Ser 4, Vol 19, Page 7
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Marine mollusca of the Tres Marias Islands, Mexico
Ser 4, Vol 19, Page 13
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Some rissoid mollusca from the Gulf of California
Ser 4, Vol 19, Page 23
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Some mollusca of the family Epitoniidae from the Gulf of California
Ser 4, Vol 19, Page 41
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Pliocene deposits north of Simi Valley, California
Ser 4, Vol 19, Page 57
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Geology of Sharktooth Hill, Kern County, California
Ser 4, Vol 19, Page 65
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Fossil bird remains from the Temblor Formation near Bakersfield, California
Ser 4, Vol 19, Page 85
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The killifish of San Ignacio and the stickleback of San Ramon, Lower California
Ser 4, Vol 19, Page 95
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Contributions to Oriental herpetology. IV. Hokushu or Yezo
Ser 4, Vol 19, Page 105
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Marine algae of the Revillagigedo Islands Expedition in 1925
Ser 4, Vol 19, Page 109
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Pelagic mammals from the Temblor formation of the Kern River region, California
Ser 4, Vol 19, Page 217
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Report of the President of the Academy for the year 1930
Ser 4, Vol 19, Page 399
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Report of the director of the museum and of the aquarium for the year 1930
Ser 4, Vol 19, Page 411