127 



CERC ARIA— Continued. 



fallax Dies., 1850a, 297 (includes "Cere, echinatum Siebold?" Dist. pacifica; 

 Cere. VII. Baer) (in Paludina vivipara, Limnseus stagnalis); 1855a, 380, 387 

 to (Eucerc.) 388, 391 (Dies., 1850a, partim as syn. of C. (Hormocerc.) echi- 

 nata); 1858d, 247-248, 262, to (Gymnoeephala) (syn. C. (Eucerc.) fallax Dies.) 

 (in Lym. stag.; Pal. vivip.).— Baer, 1827, 629, pi. 31, figs. 7a, 7b.— Ben., 1858a, 

 1861a, 86 (syn. of Dist. militare).— Bojanus, 1818, 729, pi. 9, figs. A-F.— Fil., 



1857c, 32.— Henle, , 6.— Moul., 1856a, 184 (syn. of C. echinata Sieb.),— 



Mueller, 1843.— Pag., 1857, 3, 4, 6, 21, 23-24, pi. 3, fig. 1 (in Lim. stag.).— 



Schwammerdam, , 75. — Sieb., 1845, 228; , 187. — Steenstrup, , 



51, 78, pi. 2. 



fascicularis Villot, 1875, 480, pi. 14, fig. 4 (in Nassa reticulata; Roscoff). 

 fissicanda Moul., 1856a, 109 (for fissicauda). 



fissicauda La^Valette, 1855, 21, pi. 2, figs. 6, II (in Limnseus stagnalis). — Braun, 

 1893a, 821; 1893b, 183 (in Physa alexandrina).— Dies., 1858d, 265 to (Schizo- 

 cerca) (in Lym. stag.; Berlin).— Fil., 1857c, 23.— Mont., 1888, 196, 197 (fissi- 

 caudata); 1888, 9, 76, 77 (fissicaudata).— Moul., 1856a, 109 (fissicanda), 118, 

 171 (in Lym. stag.; Berlin).— Sons., 1897, 253.— Villot, 1878, 32, 36-37, pi. 

 10, figs. 9-11 (in Scrobicularia tenuis). 



fissicaudata Mont., 1888, 196; 1888, 9, 76, 77 (for fissicauda). 



/cmzLaValette, 1855, 24-25, pi. 2, figs. 8, a. g. (=C ephemera Nitzsch, renamed.) — 

 Dies., 1858d, 244 (to Glenocerc.).— Fil., 1855b, 25 (syn. of C. ephemera).— 

 Moul., 1856a, 204 (syn. of C. ephemera). 



flavopunctata Par., 1894, 703 (for C. fulvopunctata). 



folii Looss, 1894a, 256 (syn. Dist. duplicatum). 



forcipata Mueller 1786, 134-135, pi. 20, figs. 21-23 (in aqua palustri rarissime). — 

 Bosc, 1802a, v. 3, 227.— Bruguiere, 1792, 457, 464.— Nitzsch, 1827, 68 to 

 Dicranophorus. 



fulgopunctata Braun, 1893a, 831 (for fulvopunctata). 



fulvopunctata Ere, 1881 or 1882, see Par., 1894, 161 (in Bythinia tentaculata; 

 Bologna).— Spengel, 1905, 258. 



furcata Nitzsch, [1817], 49, pi. 2, figs. 12-18; 1827, 68 (syn. Vibrio malleus Muel- 

 ler).— Baer, 1827, 626-629.— Braun, 1893a, 821, 846.— Dies., 1850a, 295 (to 

 Malleolus, onlv species, ?type by tautonymy malleus). — Fil., 1855b, 21, 22, 

 23; 1857c, 19, 23, pi. 2, fig. 31.— Moul., 1856a, 77, 84-85, pi. 5, fig. 13, 115, 116, 

 118, 120, 168, 169, 170, 171 (=Cerc. VI. of Baer) (in Lymnseus stagnalis; Palu- 

 dina vivipara by Baer). — Nitzsch, 1827, 68 (syn. Vibrio malleus). — Nord., 

 1840, 631.— Pag., 1857, 4.— La Valette, 1855, 22, pi. 2, fig. J. 



[furcatx Eichwald, 1829a, 247.] 



gibba Mueller, 1773, 120; 1786, 120-121, pi. 18, fig. 2 (in infusione jungermannise 

 tamarisci). — Bory St. Vincent, 1823a, 355 (in infusions de Jungermannes). — 

 Bruguiere, 1792, 456, 458.— Nitzsch, 1827, 68, to Macrocercus.— Schrank, 1803, 

 85. 



gibba Fil., 1854a, 13, 26, pi. 1, fig. 18 (in Lymnseus pereger); 1854, 266, pi. 10, fig. 

 15; 1855b, 23.— Bosc, 1802a, v. 3, 225.— Dies., 1855a, 389 to (Xiphidiocerc); 

 1858d, 257, to (Acanthocephala) (syn. C. (Xiphidiocerc.) g. Fil.) (in Lym. 

 per.; Turin).— Ere, 1881e, 17-18, pi. 1, figs. 29-31; 1882a, 253-254.— Moul., 

 1856, 82, 159-160, pi. 5, bis fig. 15 (in Lym. per.).— Par., f894, 162.— Ssinitzin, 

 1906, 686 (in Limnsea stagnalis, L. palustris; Warschau), larva of Opisthiog- 

 lyphe endoloba. 



qlobipora Ere, 1881 or 1882, see Par., 1894, 164 (in Bythinia tentaculata; Bolo- 

 gna).— Looss, 1894a, 47, 48. 



gorgoderx cygnoides Kowal., 1904, 24 (9) (in Cyclas cornea; Dublany). 



gorgodersc loossi Ssinitzin, 1905, 44-46, pi. 1, figs. 3, 14 (syn. Cere, macrocerca 

 Wagener); 1906, 683 (in Epithecea; Warschau). 



gorgoderx pagenstecheri Ssinitzin, 1905, 46-47, pi. 1, figs. 4, 7, 13, pi. 2, figs. 15, 19, 

 20 (syn. C. macrocerca Thiry); 1906, 683. 



gorgoderx varsoviensis Ssinitzin, 1905, 47-49, pi. 1, fig. 5, pi. 2, figs. 16, 18; 1906, 

 683. 



gorgoderx vitelliloba Ssinitzin, 1905, 49-51 (syn. Cere macrocerca Fil., 26, pi. 10, 

 fig. 7); 1906, 683. 



