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84 & Contributions in Science, Number 520                                     Squires: Pico Formation Paleontology














































































         Figures 34–72 Bivalves and gastropods from upper Pliocene Pico Formation in the Newhall area. All specimens coated with ammonium chloride. 34.
         Compsomyax subdiaphana (Carpenter, 1864), hypotype LACMIP 14359, LACMIP loc. 7757, right valve, height 30.6 mm, 307. 35. Amiantis callosa
         (Conrad, 1837), hypotype LACMIP 14360, LACMIP loc. 7752, left valve, height 47.5 mm, 30.5. 36. Dosinia ponderosa (Gray, 1838), hypotype
         LACMIP 14362, LACMIP loc. 7725, left valve, height 101.7 mm, 30.3. 37. Saxidomus nuttalli Conrad, 1837, hypotype LACMIP 14361, LACMIP loc.
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