Field Notebook: WY, SD 1955
Page 13
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Transcription
fossil loc. is fairly well exposed. At crest of highest knobs with good Skull Creek gulley is float of siltst, fine ss, gray, with lingulzs. No vcnt fus seen at this locality, The Lingula ss is exposed in the last road cut* to the west, North side, where it consists of irreg. interbedded ss & sg, + loc. siltstone, over 5' thick. *(Second bare shale cut N side rd W of Mason Creek.) 5