. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. (Meek & Worthen, Illinois Geological Report, Vol. 3, 1868, page 541.) Collett's Indiana Geological Re- ^A port of 1883, page 167, plate 39, fig. 10, right valve, natural size ; fig. 11, another, enlarged twice; fig. 12, back view of another, enlarged twice ; fig. 13, left valve, natural size.—This interesting little bivalve crustacean has been found at various places in the Indiana Coal Measures, usually pressed flat; shell very thin and seldom preserved.


. A dictionary of the fossils of Pennsylvania and neighboring states named in the reports and catalogues of the survey ... Paleontology. (Meek & Worthen, Illinois Geological Report, Vol. 3, 1868, page 541.) Collett's Indiana Geological Re- ^A port of 1883, page 167, plate 39, fig. 10, right valve, natural size ; fig. 11, another, enlarged twice; fig. 12, back view of another, enlarged twice ; fig. 13, left valve, natural size.—This interesting little bivalve crustacean has been found at various places in the Indiana Coal Measures, usually pressed flat; shell very thin and seldom preserved. It resembles Leaia leidyi^ a Pennsylvania species half its size. CoUett.—XIII, Lecanocrinus macropetalus. Hall. To this belong figs. 5, 5«, 55, ("Cyathocrinus").p. 165 above. (Whitfield.) Lecanocrinus pusillus. See Appendix. Leda hellistriata. See Nuculana bellistriata. XIII Leda levata. See Tellinomya levata. //<?, 1111. Leda nasuta. {Nucula nasuta.^ Hall, Trans. Albany Insti- tute, Vol. 4,1856; Nuculana nasuta., Whitfield, Bull. 3, Am Mus. Nat. Hist. p. 57, 'iTL. /»/. 30.^^^ Y%VC^ Indiana Report, 1882, page 344, plate 30, figs. 7, 8, enlarged four times^ similar views of two specimens; fig. 9, enlarged three times^ another from Spergen hill. 111.—Subcarboniferous {Warsaw limestone) for- mation. XI Leda rostellata. See Nuculana rostellana. VIII c. Leiopteria bigsbyi. See Appendix. Leiopteria dekayi. See Appendix. Leiopteria rafinesquii. See Appendix. Leiopteria ? Specimen 886-1 ,in Sherwood's coll. on Bently creek, Bradford Co., Pa., from Chemung^ VIIIg. Leiorhynchus globuliformis. {Atrypa gloluliformis.) y Vanuxem Geology of the Third District of ^ ' New York, 1842, page 182, fig. 49, 2. Che- mung.—Found by White at Danville (G7, 72, 308), and by Olaypole ^ m. N. of Liver- pool, Perry Co., Pa. (Spec. 37-2, 3.)— Vlllg. 20. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability -


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