NO. 1305. SYNOPSIS OF THE NAIADES— SIMPSON. 685 



XXV, fig. 124.— * Tate, L. and F. W. Moll. Brit., 1866, pi. ii, fig. 2.—* Kobelt, 

 Faun. Nass. Moll., 1871, p. 239.— * Lehman, Die Sclinecken, 1873, p. 292.— 



* Westerlund, Faun. S. N. and D., 1873, p. 572. — * Clessin, Dents. Ex. Moll, 

 1876, p. 458, fig. 299.— * JOROAN, Jahrb. Deuts. Mai. Ges., VI, 1879, p. 305.— 



* Drouet, Union. Russ., 1881, p. 9; * Mem. Ac. Dijon, 3d ser., VII, 1882, p. 12 

 (reprint). — * L. Adams, Coll. Man., 1884, p. 18, pi. l, fig. 10. — '" Clessin, Moll. 

 Oest., 1887, p. 738.— *P/ETKL, Conch. Sam., Ill, 1890, p. 170.— *Kobelt, Icon., 

 new ed., VI, 1893, p. 87, pi. clxxiii, fig. 1115.— * Locard, Coq. Fr., 1893, p. 

 212.—* Westerlund, Act. Soc. F. and F. F., XIII, 1897, p. 162. 



* Margaroii {Uni(() tmnidus Lea, Syn., 1852, p. 36; 1870, p. 58. 



* Unio tnmida C. Pfeiffer, Nat. Deuts. L. and S. Moll., II, 1825, p. 34, pi. vii, 



figs. 2, 3; pi. VIII, figs. 1, 2.—* Kleeberg, Moll. Bor., 1828, p. 38.—* Futon, 

 Moll.Vosges, 1847, p. 71. 



* Mya depressa Donovan, Brit. Shells, III, 1801, pi. ci. — *Chenu, Bib. Conch., 1st 



Ser., I, 1845, p. 71, pi. xxvi, figs. 1-3. 



* Unio depressns P.etel, Conch. Sam., Ill, 1890, p. 150. 



* Mya ovata Donovan, Brit. Shells, IV, 1802, pi. cxxii.' — * Maton and Rackett, 



Tr. Linn. Soc. Lond., VIII, 1807, p. 39.— * Wood, Gen. Conch., I, 1815, p. 105, 

 pi. XIX, fig. 5. — *Dir.LWYN, Cat., I, 1817, p. 50. — ?Turton, Conch. Diet., 

 1819, p. 106.— * Wood, Ind.Test., 1825, p. 12, pi. ii, fig. 27c; -^ rev. ed., 1856, p. 16, 

 pi. II, fig. 27. — * Chenu, Bib. Conch., Ist ser., I, 1845, p. 82, pi. xxxii, figs. 1-3. 



* Mysca ovata Turton, Conch. Ins. Brit., 1822, p. 246; Man. Shells Brit. Is., 1831, 



p. 21, fig. 12.—* SwAiNSON, Treat, on Mai., 1840, p. 277, fig. 56. 

 "" Mysca solida TvRTON, Conch. Ins. Brit., 1822, p. 246, pi. xvi, fig. 2; Man. Shells 

 Brit. Is., 1831, p. 22, fig. 13. 



* Mya ovalis Montagu, Test. Brit., 1803, p. 34. — * Flebiing, Hist. Br. Anim., 1828, 



p. 416. 



* Unio ovalis Brown, L. and F. W. Couch., 1836, p. 101, pi. xviii, figs, 4,5; 111. 



Rec. Couch., 1844, p. 82, pi. xxxi, figs. 12-11.- ■ Leach, Syn. Moll. Gt. Br., 

 1852, p. 322. 



* Margarita (Unio) ovalis hKA, Syn., 1836, p. 35; 1838, p. 24 . 



"" Unio mmlleri Rossmassler, Icon., VIII, 1838, p. 41, pi. xl, fig. 541; XI, 1842, p. 

 13, pi. LI V, fig. 739. 



* Unio pictorum Brown, 111. Rec. Conch., 1844, p. 81, pi. xxxi, figs. 8-11. 



Northern and middle Europe; eastern Siberia. 



UNIO TURTONI Payraudeau. 



*Unio tnrtoni Payraudeau, Cat. Moll. Corse, 1826, p. 65, pi. ii, fig. 65.- — *Phil- 

 ippi, Moll. Sic, 1836, p. 67. — *Rossmassler, Icon., VII, 1838, p. 25, pi. xxxv, 

 fig. 492. — * Catlow and Reeve, Conch. Nom., 1845, p. 65. — * Requien, Cat. 

 Coq. Corse, 1848, p. 29.— *Dupuy, Hist. Moll. Franc, 1852, p. 651, pi. xxvii, 

 fig. 17.— * Paullucci, Bull. Soc. Mai. It., V, 1879, p. 107.— * Westerlind, 

 Faun. Pal., II, Pt. 7, 1890, p. 160.— *PyETEL, Conch. Sam., Ill, 1890, p. 170. 



""Unio cajngliolo Payraudeau, Cat. Moll. Corse, 1826, p. 66, pi. ii, fig. 4. — "Ross- 

 massler, Icon., V and VI, 1837, p. 22, pi. xxiv, fig. 341 ; XII, 1844, p. 28, pi. 

 LVii, figs. 755, 756. — * Moquin-Tandon, Moll. Terr. Fluv. Fr., II, 1855, p. 574, 

 pi. L, figs. 3, 4.—* Westerlund, Faun. Pal., II, Pt. 7, 1890, p. 146.—* P/ETED 

 Conch. Sam., Ill, 1890, p. 147. 



*Unio capigliolo var. londini P^etel, Conch. Sam., Ill, 1890, p. 147. 



' First described by Lister in Historia Aniraalium Anglire, 1678. 



"'This has often been confounded with U.pictorum, but is generally more rhomboid, 

 higher at the posterior part of the ligament, and more plainly marked at the rest 

 periods than that species. 



