122 



CERCARIA — Continued. 



11, 13 (Gulf of Naples); 1888g, 107-109, pi. 3, figs. 11, 13.— Dies., 1850a, 286, 

 293 (of Abildg., syn. of Cheilost.), 294 (of Nitzsch, syn. of Malleolus), 295- 

 298, 299 (of Nitzsch, syn. of Histrionella) ; 1855a, 377-400 (revision); 1858d, 

 239-290, 245-246.— Duj., 1845a, 475-478; 1845b, 57-58.— Eichwald, 1829a, 

 247.— Fewkes, 1822a, 134-145 (with caudal setae); 1882b, 192.— Gmelin, 

 1790a, 3891.— Goldb., 1855a, 16.— Herbst, 1787a, 19; 1789a, 129.— Hogg, 1870a, 

 232-235, pi. 50, figs. 1-3.— Jackson, 1888, 643, 651, 652, 653.— Johnston, 1865, 

 18.— Lereboullet, 1847a, 300 (migrations); 1847b, 266 (in insects). — Lespes, 

 1857b, 113-117, figs. 11-16 (of marine mollusks).— Leuck., 1863, 34, 73, 74, 

 493; 1879a, 41, 96; 1886d, 31, 72, 376.— Lint., 1905, 333, 401 (in Monacanthus 

 hispidus).— Looss, 1892a, 124.— Mont., 1888, 4, 14, 24, 35, 37, 44, 45, 46, 74, 76, 

 79, 83, 94; 1892, 38.— Mueller, 1786, 119; 1850, 496.— Moul., 1856, 123.— 

 Nitzsch, 1827, 66-69.— Nord., 1840, 617, 630-632.— Pag., 1857, 3, 4.— Parkes, 

 1891, 267.— Perroncito, 1879, 7-9 (in Rana esculenta); 1880, 454; 1884, 154; 

 1885, 208-209.— Piana, 1882, 12 pp. (of mollusks); 1882, v. 5.— Quintart, 

 1905, 724-725 of Barleeia rubra (Adams).— Schrank, 1803, 20.— Sieb., 1839, 

 153; 1850, 668.— Sons., 1884, 15 Dec, 57-61 (cellules a batonnets).— Steen- 

 strup, 1842, 28.— Tasch., 1879, 233.— Vaney, 1901, 29 Apr., 1062-1064; 

 1901, 105 (in land mollusks). — Villot, 1875, 479 (in Conus mediterraneus).— 

 Wagener, 1834, v. 27 (2), 131-132, pi. 1, fig. 4; 1857, 21.— Ward, 1903, 863, 

 864.— Wagner, 1883, 120. 

 1888: CercaviaMont., 1888, 80, misprint. 



I. Baer, 1827b, 621, pi. 31, figs. 1-4.— Dies., 1850a, 295 (syn. of Cere, vesiculosa). 



II. Baer, 1827b, 622, pi. 31.— Dies., 1850a, 296 (syn. of Cere, chlorotica). 



III. Baer, 1827b, 623, pi. 31, fig. 3.— Dies., 1850a, 296-297 (syn. of Cere, brunnea); 

 1855a, 387. 



V. Baer, 1827b, 625, pi. 31, figs. 5a, a.— Dies., 1850a, 299 (syn. of Histrionella 



ephemera). 



VI. Baer, 1826a; 1827b, 627, pi. 31, figs. 6a, 6b.— Dies., 1850a, 295 (syn. of Mal- 

 leolus furcatus). 



VII. Baer, 1827b, 629, pi. 31, figs. 7a-b.— Dies., 1850a, 297 (syn. of Cere, fallax); 

 1855a, 388. 



acerca Biehringer, 1884a, 3 (in Onchidium carpenteri Stearns). — Braun, 1892a, 

 807 (in O. carp.). 



aculeata Ere, 1881. See Par., 1894, 163 (in Lymnsea auricularia; Bologna). 

 affmis Eichwald, 1829a, 247-248, pi. 1, fig. 15a-c (in Lymnseus stagnalis). 

 agilis Fil. , 1857c, 4-5, pi. 1, fig. 2 (in Lymnseus stagnalis; Turin). — Ben., 1858a, 

 1861a, 215, 216.— Dies., 1858d, 248-249 to (Gymnocephala).— Par., 1894, 162. 

 agilis Leidy, 1858a, 110 (free in Delaware River); 1904a, 111. 

 alata (Hemp. & Ehrenberg, 1828) Moul., 1856a, 213. 

 alba Ere, 1881e, 12 (for C. brunnea var. Dies.); 1882a, 248. 



amphistomi subclavati Ben., 1858a, 82 (in Cyclas cornea, etc.). — Dies., 1859c, 435 

 (syn. of Diplodiscus subclavatus).— Ere, 1881e, 24, 35; 1882a, 260, 271 — 

 Gerv. & Ben., 1859, 212.— Moul., 1856a, 20, 95, 106-107, 125, 208-211, pi. 6, 

 fig. 10 (syns. Redia gracilis Fil., 1837, Diplodiscus diesingii Fil., Diplocotyle 

 mutabile Dies.) (in Planorbis nitidus; Ticini; P. vortex; Moncalier). 



arcuata Steenstrup. — Ere, . — See Par., 1894, 164 (in Lymnsea obscura, L. 



stagnalis; Bologna). 



armata Sieb., 1837, 187 (based on Wagener, 1834, 131); [1835, 336;] 1850, 646, 669; 

 1854, 18, 21, 26, 27, 28.— Baillet, 1866b, 9, 92, 93, 94, 96.— Ben., 1858a, 1861a, 

 91, 92, 96, 168, 180, 220.— Biehringer, 1884, 2, 11, 14, 17, 24, 25.— Braun, 

 1892a, 598, 634, 636, 642, 701, 769, 771, 797, 806, 807, 809, 810, 814; 1893a, 820, 

 822, 829, 839, 848, 859, 963; 1900, 225.— Cobbold, 1879b, 454.— Desmonceaux, 

 1868, 21.— Dies., 1850a, 298 (includes Dist. tarda) 1855a, 377, 381, 388 to 

 (Xiphidiocercaria) (in Lymnseus stagnalis, Planorbis corneus); 1858d, 251- 

 252 to (Acanthocephala), larva of Dist. endolobum Duj. (in Plan, corn., Lymn. 

 stag., Paludina impura), 259 (of Fil., 1855b, 305, pi. 1, figs. 2-4, syn. of C. 

 (Acanthocephala) micracantha Dies.); 1859c, 434.— Dowker, 1882a, 9, 11. — 

 Ere, 1881e, 13, 15, 18, 21-23, 48, pi. 1, figs. 32-37; 1882a, 249, 251, 254, 257- 

 259, 284; 1881e, 19-21; 1882a, 255-257 (of Steenstrup).— Fil., 1854a, 6, 7, 8, 

 9, 10, 12, 22, 24; 1855b, 3-5, 7, 20, 21, 23, pi. 1, figs. 1-4 (in Lymn. pal.; Mon- 



