247 



Unio fragilis, Raf. Syn. 6 223 



gibbosus, Barnes, Syn. 9 222 



gibbosus, Raf. Syn. 40 225 



fflans? Lea, Syn. 5G 225 



glebulus, 1831, Tr. J. iv. p. 526 ; Am. Con. March, 1832, iv. 



pi. 34 190, 149, 205 



gracilis, Barnes, Syn. 5 223 



heros, Sept. 23, 1829, N. H. D. ii. 291, Syn 45 165, 225 



inflatus? (Symphonata) Lea, Syn. 43 225 



interruptiis, Raf. Syn. 17 224 



interruptus, 1831, Tr. J. iv. p. 525 ; Am. Con. March, 1832, 



iv. pi. 33, Syn. 47 149,189,225 



iris, Lea, Syn. 58 225 



irroratus, Lea, Syn. 37 224 



lackrymosus, Lea, Syn. 29, v. U; quadrulus, Raf 224 



lajvigatus, Raf. Syn. 7 223 



loei'issinnis, Lea, Syn. 43 225 



(Symphonota) lapillus, 1831, Tr. J. iv. 528, Syn. 49, Am. Con. 



Aug. 1832, V. pi. 41 95, 149, 225 



laiissimus, Raf. Syn. 8 223 



(Anod.) latus, Raf. Syn. 44 225 



Zens. Lea, Syn. 32 224 



leptodon, Raf. Syn. 4 223 



lineolatus, Raf. Syn. 18, Am. Con. vii. pL 68 230, 224 



lugubris, Aug. 1832, Am. Con. v. pi. 43, Syn. 46 196, 225 



megapteriis, Raf. Syn. 14 224 



metallicus, Jan. 15, 1830, N. H. D. Syn. 51 ; 1840, Desc. 6... 133, 225 



metanevrus, Raf. Syn. 24 224 



monodonta, Sept. 23, 1829, N. H. D. iii. 293 ; Am. Con. 1830, 



i. pL 6 155 



monodontus, Syn. 50 ■ 225 



mucro?iatus, Barnes, Syn. 20 224 



muHiplicatus, Lea, Syn. 45 225 



multiradiatus, Lea, Syn. 13 224 



mytiloides, Raf. Syn. 38 224 



nasutus, 1816, 1818, 1819, N. E. 1,2, 3 eds. pL 4. f. 1 52 



nasutus, Lam. Syn. 9 223 



naviformis, Lam. Syn. 10 224 



nervosus, Raf. Syn. 6 223 



nexus, 1831, Tr. J. iv. 527, Syn. 52, Am. Con. April, 1834, vi. 



pi. 51 205, 149, 225 



aiger, Raf. Syn. 1 223 



noc?os!M, Barnes, Syn. 24 224 



nodulosus. Wood, Syn. 30 224 



nodulatus, Raf. Syn. 28 224 



obliquatus, Raf. Syn. 33 224 



obovalis, Raf. Syn. 36 224 



occidens, Lea? Syn. 11, v. U. ventricosus 224 



ochraceus, 1816, 1818, 1819, N. E. 1, 2, 3 eds. pL 2, f. 8 51 



(Anod.) Ohiensis, Raf. Syn. 43 225 



orbiculatus, Hildr. Syn. 32 224 



oriens, Lea, Syn. 44 '. 225 



ovatus, 1816, 1818, 1819, N.E. 1, 2, 3 eds. pi. 2. f. 7, Syn. 12...50,224 

 ovatiis, Lara. v. U. ventricosus, Barnes 



parvus, Barnes, Syn. 56 , , 225 



patulus, Lea, Syn. 39 225 



perpleztis, Say, Syn. 40 225 



