corticAta. 
Prot. 29 
Danilcwskya , u. g., with D. lacazci , in blood of Lizard, p. 124, pi. vi, 
figg. 1-22 ; D. krusci, in blood of Frog, p. 127 ; Labbe, Arch. 
Zool. exp. (3) ii, n. spp. 
Drepanidium princeps aud D. monilis, in blood of Rana esculenta ; Labbe, 
Arch. ZoOl. exp. (3) ii, p. 75, n. spp. 
Gregarina ensiformis , parasitic in Salpa mucronata and S. democratica ; 
Bargoni, Ric. labor. Anat. Roma, iv, p. 43, n. sp. 
Halteridium , n. g., for II. danilewshyi , Grassi, in blood of Alanda arvensis 
and Fringilla ccelebs ; Labbe, Arch. Zool. exp. (3) ii, pp. 129 & 156, 
pis. vii & viii. 
Karyolysus , n. g., with A. lacertarum , n. sp., in blood of Lacerta ; Labbe, 
Arch. Zool. exp. (3) ii, p. 109, pis. iv & v. 
Monocystis herculea, parasitic in Lumbricus herculeus ; Bosanquet, Quart. 
J. Micr. Sci. xxxix, p. 421, n. sp. 
Myxobolus brachycyslis , parasitic in the pigment follicles of the spleen 
and kidney of Tinea tinea , L.; Gurley, Rep. U. S. Fish Comm, xviii 
(1892), pp. 212 & 213, pi. xiv, figg. 1-3, n. sp: 
Pfeifferia , n. g., probably with several new species, parasitic in Lcpiib, 
Passer , Triton , Lamna ; Labbe, C.R. Ac. Sci. cxix, p. 537. 
Proteosoma , n. g., with P. grassii % n. sp., in blood of Lark and Finch ; 
Labbe, Arch. Zool. exp. (3) ii, p. 142, pi. ix, figg. 1-31. 
Rhopalonia , n. g., with R. geojihili , n. sp., parasitic in Geophilus ; Leger, 
C.R. Ac. Sci. cxviii, p. 1285. 
Class 2.— FLAGELLATA. 
Picosceca socialis , Upper Rhine, Lauterborn, Biol. Centralbl. xiv* 
p. 390, n. sp. 
Cercomonas iutestinalis * pp. 13 & 14, fig. 7 ; C. coli hominis , pp. 14 & 15, 
fig. 8 ; redescribed, Mosler & Peiper, Thierische Parasiten. 
Chlomster , n. sp. [sic], Bay of Finland, Levander, Zool. Anz. xvii, p.210. 
Dhiobryon pelluciditm, Bay of Finland, Levander, Zool. Anz. xvii, p. 210, 
n. sp. 
Megastoma entericum , redescribed, pp. 9-13, fig. 4 ; Mosler & Peiper, 
Thierische Parasiten. 
Mesostigma , n. g., with M. viride , n. sp., Upper Rhine ; Lauterborn, 
Biol. Centralbl. xiv, p. 390. 
Sphceroeca , n. g., with S. volvox , tt. sp., Upper Rhine ; Lauterborn, Biol. 
Centralbl. xiv, p. 390. 
Tetramitus nitschei , parasitic on Goldfish ; NitschE & Weltner, Centrbl. 
Bakter. xvi, p. 25, n. sp. 
Trichomonas vaginalis , p. 15, fig. 9 ; T. iutestinalis , pp. 15 & 16, fig. 10; 
redescribed, Mosler & Peiper, Thierische Parasiten. 
Class 3.— DINOFLAGELLATA. 
Gymnodinium tenuissimum , Upper Rhine, Lauterborn, Biol. Centralbl. 
xiv, p. 390, n. sp. 
Pcridinium catcnatum , Baltic, Levander, Act. Soc. Faun. Fenn. ix, 
No. 10, p. 1, n. sp. 
