S4:7 Ling. 



Lingula pinna formis. See Lingulepis pinnaformis. — /. 



Lingula punctata, Hal], 16th An. Kt. 1863, Hamilton,— 

 Doubtfully recognized by Simpson in Spec. 886-1 and 886-4 of 

 Hick's coll. at Bradford, McKean Co., Pa., from Chemung, 

 VIII g, — See Appendix. 



Lingula quadrata. Rogers, page 820, fig. 615. lie, to F, 



Trenton to Clinton formations. Eich- 

 wald, Zool. Specialis, 1829. S. A. M.) 

 Owen, Geol. Wise., Iowa and Minn. 

 1852, pi. 2 B, fig. 8, from the lead- 

 bearing beds of U. Mag. Lime, near 

 M. Dubuque, for comparison. — Illh, 

 Lingula rectilateralis, Emm. Geol. Sec. Dist. N. Y., 1842 

 page 399, fig. 110, 6 ; associated with Triarthus heokii 

 in the Utiea formation^ which Emmons never found in 

 the Lorraineshales above nor in the Trenton lime- 

 stone below. — III a. — Note what Emmons says 

 about the constant connection of these two with 

 __ NuGulites seitula, JSf, post striata and Avicula insueta 

 £.110 O. under barren beds. 



Lingula scotica, Davidson, Monog. Carbon. Brach. Ohio, 

 Waverly. Kt. I, p. 70 — X — See Appendix. 



Lingula rieiniformis, Hall, Palaeont. N. Y. Yol. 1, 1847, 

 ^it.cA^ ^^ Trenton. Emmons' Amer. Geol. I, ii, 1855, p. 

 W l^^ J» 203, plate 8, figs. 2 ^, 5, {?; oval, convex, slightly 

 ^^•^^^ 8. tapering to beak; smooth surface with concentric 

 ' '-^^-^'^ lines scarcely or not at all visible; and not more 

 than i inch long. — Trenton formation. — Found in 0. E. Hall's 

 coll. 1875, in Nittany Valley, V^l.—IIg. 



Lingula spatiosa, Hall, 1859, Palaeont. N. Y., Vol. 3, Low. 

 Held.) Claypole's list of fossils from Perry Oo., Pa., in F2, 

 preface page xiii. — Specimen 6-1, collected by Claypole at 

 Clark's mill, 2| miles north-west of New Bloomfield, from 

 Lower Helderlerg upper shaly heds.^ VI. — See Appendix. 



Lingula spatulata, Hall, page 223, fig. 94, 3, 95? Van- 

 Vni.e. _ uxem, page 168, fig, 42,3 Oenesee, VIII e. 



^ ^0^ Claypole's specimens, S40 (three) ; 93-17 

 •^ (two) doubtfully identified; also at car 



works, at Hnntingdoiu T3, p. 115 in Marcellus, Villi. 



