G84 rRWKKniyas OF Tin: X.ITIOX.U. w,s/:r.v. 



fUNIO PLATYRINCHOIDEUS Dupuy. 



plati/rinchoideux DriTY, Cut. Kxt. (Jail. Test, 1849;' * Hist. Moll. Fr., VI, 

 1852, p. 619, pi. xxvii, tig. 16. 'DuoUKT, Nay. Fr., II, 1857, p. 100, pi. ix, 

 fig. 1. P.KTEL, Concli. Sum., Ill, 1890, p. 168. 



* Unio plalyrhynchoidettt WESTKRH'ND, Faun. Pal., II, Pt. 7, 1890, p. 121. 



* Uni0 platyrrkynokoideiu SOWEISHY, Couch. Icon., XVI, 1868, pi. LXX, tig. 358. 



* I'nio thniicUx (JASSIKS, Actes. Soc. Linn, de Bord, XXVI, 1866, p. 132, pi. i, 



lig. 8. * WKsiKHU'ND, Fuun. Pul., II, Pt. 7, 1890, p. 110. * P.KTEL, Condi. 

 Sum., Ill, 1890, p. 150.* LOCARD, Coq. de. Fr., 1893, p. 1W. 

 Unio InrtlrliiiHHx PKCCIIIOLI, Bull. Mai. It., II, 1869, p. 163, pi. v. 



South France. 



tUNIO ELONGATULUS C. Pfeiffer. 



* rnioeloiiyaltilaC. PFEiFFER, 2 Nat. Dents., L. and S. Moll., II, 1825, p. 35, pi. vm, 



fig*. 5, 6. ROSSMASSLEU, Icon., II, 1835, p. 23. pi. IX, fig. 132; XII, 1811, p. 

 27, pi. LVI, fig. 751; VI, 1879, p. 42, pi. CLXII, figs. 1644, 1645. PORKO, Mai. 

 Porno, 1838, p. 114. CATLOW and REEVK, Conch. Noiu., 1845, p. 59. 

 KrsTF.u, Conch. Cab. Unio., 1854, p. 104, pi. xxvm, tigs. 4, 5. DROUKT, Nay 

 Fr., II, 1857, p. 91, pi. vi, fig. 2. H. and A. ADAMS, Gen. Rec. Moll., II, 1857, p. 

 491. SOWERHY, Concli. Icon., XVI, 1868, pi. LXXXV, fig. 451. DROUKT, J. 

 do Conch., XXVII, 1879, p. 331. * CLKSSIN, Moll. Oest., 1887, p. 735. 



* WESTEKLUND, Faun. Pal., II, Pt. 7, 1890, p. 163. *PA:TEL, Conch. Sam., Ill, 

 1890, p. 151. * LOCARD, Coq. de Fr., 18!3, p. 166, fig. 180. 



* Margarita ( Unio) elonyatuhis LEA, Syn., 1836, 1838, p. 24. 



" Margaron ( I'nio) cJoxgatulun LEA, Syn., 1852, p. 37, 1870, p. 59. 



Central Europe. 



fUNIO TUMIDUS Retzius. 



f'tiio tnmidus RET/.IUS, Diss. Hist. Nat., 1778, p. 17. SPKNGLER, Skriv. Selsk. 

 Nat., Ill, 1793, p. 57. NILSSON, Hist. Moll. Svec., 1822, p. 109. ROSSMASSLEK, 

 Icon., I, 1835, p. 117, pi. in, figs. 70, 70a, 70ft; III, 1836, p. 27, pi. xiv, figs. 

 202-204; VIII, 1838, p. 41, pi. XL, fig. 543; XII, 1844, p. 32, pi. LX, figs. 

 772-778.** BROWN, L. and F. W. Conch., 1836, p. 109, pi. xxi, figs. 8,9. 

 *HANLEY, Test. Moll-., 1842, p. 205; *Biv. Shells, 1843, p. 205. * BROWN, 111. 

 Rec. Conch., 1844, p. 82, pi. xxxn, figs. 5-8. * CATLOW and REEVE, Conch. 

 Norn., 1845, p. 65. * STAISILK, Faun. Lug., 1845, p. 61, pi. in, fig. 74. * STEIN, 

 Die Lei). Schuecken, 1850, p. 103.* DUPUY, Hist. Moll. Fr., 1852, p. 655, pi. 

 xxvm, fig. 20. * FORBES and HANLEY, Hist. Brit. Moll., II, 1853, p. 140, pi. 

 XL, fig. 1. "KrsxER, Conch. Cab. IJuio, 1854, p. 71, pis. xvn, xvni. 



* MOIJUIN-TANDON, Moll. Terr. Fluv., II, 1855, p. 577, pi. LI, figs. 11, 14. " VON 

 WAUL, Arch, fiir Naturkunde Liv., 2d ser., I, p. 115. *NORDENSKIOLD and 

 NYLANDER, Fin. Moll., 1856, p. 85, pi. vi, figs. 7, 8. 'GRAY, Tnrton's Man , 

 1857, p. 297. "DROUET, Nay. Fr., II, 1857, p. 110, pi. ix, fig. 2. *H. and A. 

 ADAMS, Gen. Rec. Moll., II, 1857, p. 491. *SOWERBY, 111. Int. British Shells, 

 1859, pi. vii, No. 3. 'JEFFREYS, Brit. Conch., 1, 1862, p. 32.* REEVE, L. and 

 F. W. Moll. Brit., 1863, p. 219, fig. 1. * REEVE, Conch. Icon., XVI, 1865, pi. 



'Credited by Lea to the above without page reference. I have not seen the paper. 



2 Pfeifi'er credits this to Mnhlfeld in litt. It is a doubtful species, perhaps a 

 variety of pictorum, but is generally smaller, thinner, and more compressed, and is 

 rather more biangulate behind. PfeiU'er's two ligures represent somewhat different 

 forms, but they may be the same thing. 



3 Fig. 776 is probably a form of batarua. 



