PLATYHELMINTHES. 
Verm, 89 
Fridericianella , n. g., of Monogenea, with F. ovicola , n. sp., from eggs of 
Arius commersoni , in Rio Grande do Sul, Brazil ; Brandes, Abh. 
Ges. Halle, xx, p. 305. 
Gyrodactylus: anatomy and biology; G. medius and gracilis, n. spp., on 
carp and other fish; Katharina, Arb. Inst. Wurzburg, Xa, 
p. 158. 
Hexacotyle acuta and grossa , n. spp., gills of fish ( Thynnus ) } Japan ; Goto, 
J. Coll. Japan, viii, pp. 215-222. 
Merizocotyle , n. g. of Tristomid, belonging to the family Monocot glides, 
with M. diaphanum , n. sp., from gills of Raia batis of Ostend ; 
Cerfontaine, Bull. Ac. Belgique, pp. 936-948. 
Microcotyle caudaia, sebastis , elegans, reticulata , truncata , fusiformis , dim, 
scicence , n. spp., Japan, gills of fish ; Goto, J. Coll. Japan, viii, 
pp. 186-196. 
Monocotyle ijimce , n. sp., mouth-cavity of Trygon, Japan ; Goto, t. c f 
p. 230. 
Octocotyle major and minor , n. spp., gills of fish, Japan ; Goto, £. c, 
pp. 201-207. 
Onchocotyle spinacis , n. sp., gill of Spinax , Japan ; Goto, /. c. 
p. 224. 
Polyorchis, n. g., or subg., of Distomum , for Z). polyorchis , Stossich, and 
£>. ( Monostomum , Leidy) moZ/e ; Stiles (223) No. 30. 
( Tetracotyle ovata) = Holostomum variegatum ; (7 T . colubri) v. Linst., = 
77. variabilc ; Braun, Zool. Anz. xvii, pp. 165-167. 
Tristomum sinuatum , ovale, rotundum , foliaceum , nozawce, biparhiticum , 
n. spp., ectoparasitic on fish, Japan; Goto, J. Coll. Japan, viii, 
pp. 237-253. 
Young Forms, 
Bucephalus : historical review of different species ; B. haimeanus in 
Tapes ; VaullegArd, Bull. Soc. Normand. viii, p. 8. 
Rhopalocerca tardigrada, probably the Cercaria of Distomum tereticolle, in 
Anodon, from Aalkistensee ; Lampert (134). 
C.—NEM ER TINEA . 
Amphiporus sp. ?, Marseilles, figured (by Saint-Loup'l ; Joubin (124) 
p. 144. 
Stichostemma, n. g., with S. eilhardi, n. sp. ; Montgomery , 0 Inaug. Diss. 
Berlin. 
Tetrastemma maculatum , n. sp., from Fowey ; Sumner, Ann. Nat. Hist, 
xiv, p. 114. 
