. Bulletin. Natural history; Natuurlijke historie. ORDOVICIAN APPALACHIAN ECOLOGY 15. LEGEND Lithology sandstone s I It stone sha le I I meston e cross-bedding phosphate graIns P disrupted laminae D mud cracks V" /^ FossiIs vertical worm tubes 1|| Lingular orlinguloids i Tancredlopsis cuneota P/ec tonotus? sp. Orthorhynchula linneyi Dekayia Ambonychia proecursa Ischyrodonta truncata Modiolopsis modiolaris Ra f inesqaina o 11 erna ta Somerbyella sericeo Onmella multisecta cr inoids Environments 1 beach, f lood pla i n II silt-mud flats III 1 a goona1 IV bo rs-borr1ers V shallow marine V| i
. Bulletin. Natural history; Natuurlijke historie. ORDOVICIAN APPALACHIAN ECOLOGY 15. LEGEND Lithology sandstone s I It stone sha le I I meston e cross-bedding phosphate graIns P disrupted laminae D mud cracks V" /^ FossiIs vertical worm tubes 1|| Lingular orlinguloids i Tancredlopsis cuneota P/ec tonotus? sp. Orthorhynchula linneyi Dekayia Ambonychia proecursa Ischyrodonta truncata Modiolopsis modiolaris Ra f inesqaina o 11 erna ta Somerbyella sericeo Onmella multisecta cr inoids Environments 1 beach, f lood pla i n II silt-mud flats III 1 a goona1 IV bo rs-borr1ers V shallow marine V| intertidal V. inner sublittora V, outer su bl i t tor a I FIG. 7. Composite upper Reedsville—Oswego columnar section from eastern West Virginia and south-central Pennsylvania emphasizing a detailed lithologic and faunal correlation. Only abun- dant faunas are noted and the interpretation of environmental settings are outlined in text. Top of the Orthorhynchula Zone placed at last occurrence of Lingula? and bottom of zone where abundant Modiolopsis modiolaris disappear. The letter "A" marks a bed in that portion of the section at locality 203 in West Virginia that was sectioned and photographed (see PI. 1).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Peabody Museum of Natural History. New Haven : The Museum
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Keywords: ., bookcentury1900, bookcollectionbiodiv, booksubjectnaturalhistory
