Olsson, A. A., 1922. The Miocene of Northern Costa Rica with Notes on its General Stratigraphic Relations. Bulletins of American Paleontology, 6 (39 ). (3.95 MB)
New Species-Group Names:
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bocasensis Olsson, 1922. p. 223 (51). pl. iii. f. 14.
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costaricensis Olsson, 1922. p. 217 (45). pl. iii. f. 3. 9.
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harrisi Olsson, 1922. p. 225 (53). pl. iii. f 21.
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limonensis Olsson, 1922. p. 219 (47). pl. iii. f. 7.
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musaensis Olsson, 1922. p. 219 (47). pl. i. f. 22.
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toroensis Olsson, 1922. p. 220 (48). pl. ii. f. 7.
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veatchi Olsson, 1922. p. 216 (44). pl. ii. f. 5.