IV REPORT OF THE COMMISSIONER OF FISH AND FISHERIES. 



I'Age. 



Nuclei in Myxoboius 208 



of niyxosiioiidiiiiii 76 



of spore 92 



pericornual 82, 209 



as a specific character 117,210 



obesna, Myxoboius 239 



oblongus, Myxoliolus 234 



oclospora, Theloliaiiia 177, 197 



olilniailiori, Cliloroniyxum 267 



Spore, orientation of, in Cystodiscida) 278 



Ovary, species found in 107 



oviforinis, Myxoboius 214 



Pansporoblast 80, 81, 120, 121 



Patliolo-y 117,197,222,228 



Perca fluviatilis (error) 217 



Perch, yellow; see rcrca flviviatilis. 



Pericystic space 120 



perlatus, Myxoboius ; see Cbloromyxum 

 perlatum. 



Pfeitler, species described by 137 



Phfenocystes, definition of generic charac- 

 ters in 113,205 



pboxinus, Cyprinus; see Phoxinus phox- 

 inus. 



Pigment, in the Myxosporidia 7G, 258, 277 



Pike; see Lucius Incius. 

 Pike perch ; sec Stizostedion lucioperca and 

 Aphredoderus sayanus. 



Pimelodes (error) 212 



Pimelodus blocbii: sec Pimelodus clarias. 



seba;; see Khamdia sebip. 

 Pipefish; see Siphostoma and Syngnallius. 



piriformis, Myxoboius 211 



plagiostomi, "Myxosporidium"; seeChloro- 

 myxuni leydigii. 



Planes of symmetry 120 



Plasmatic (and ]ilahiiiit) mass; sec Sporo- 

 plasm. 



Plnsmode formation 75, 99, 177, 188, 227 



Platystoma fasciatum; see Pseudoplatya- 

 toma fasciatum. 



Pleistophora 194 



spore formation as a generic 



character of 79 



Polar (and pole) capsules; see Capsules. 

 Posterior; see Anterior. 

 Posterior mass ; see Sporoplasm. 

 Prawn; see PaUemon and Pala;monete3. 



Protocysts 121 



Protosporoplasm 121 



Pseudopodia 77 



aberrant 270 



error as to 77 



Psorosperm, etymology of term 93 



equivalent of spore 75 



former use of term in nomen- 

 clature 71, 72 



Psorospcrmeac . »■ 72 



Psorospeniiia, nomcnclatnral valueof term. 72 

 proposed as typo of Psoro- 



siicrmeu! 72 



sciaiiic-uiiibra; ICG 



psorosporniica, Ilcuneguya; seoMyxoboluj 



j)sijnispormicus. 

 psorodpermicus, Myxoboius 256 



Page. 

 Psorospormium, references to use of term . . 73 



ha;ckelii 135 



luceruari;e 135 



Psorosperms 71 



attemiited iiiocnliilidu of 130 



regarded as the adult 75 



represent tlie spore stage 75 



suggested parasitic relation 



of, to Gregarines 97 



pungitius, Gasterosteus; see Pygosteus 



pungitiiis. 

 Raia; sec Raja. 



Ray, eagle; see Cephaleutherus aquila. 

 electric; see Tori)wlo torpedo, 

 sting; see Dasyalis. 



Renal tubules, species found in 107 



Ribbon 121, 223. 2S0 



Ribbonettes 121,223,280 



confounded with filaments; see 

 I'ilaments. 



supposed function of 96 



richardi, Uiaptomus, parasite of ITG 



Ridge 121 



rileyi, Balbiania 175 



Robin, species described by 106 



rutihis, Cyprinus; seeLeuciscusrutilus. 



Salmo fario 174 



Sandra, Lucioperca ; see Stizostedion lucio. 

 perca. 



savanus (error) 219 



Schewiakofl^ cited 176 



schiozurus (error) 255 



schizurus, Myxoboius 255 



Sclimell cited 176 



Schneider cited 1G9 



sehneideri, Lithocystis 109 



scicCniB-umbrie; see Psorosperm ia scitenic- 



urabrfe. 

 Scyllium canicula; see Scylliorliinus cani. 

 cula. 

 stellare; see Scylliorliinus stcl- 

 laris. 

 Sculpin; see Cottus Scorpio. 



Seat 121 



sebjc, Pimelodus; see Rhamdia seboe. 



Shell 74 



taxonomic value of bivalve 278 



types of 83 



Shrimp; see Crangon vulgaris. 

 Silurus clarias; see Pimelodus clarias. 



Spatuhi cly peata, parasite of 175 



sphairalia (error) 240 



Sphaironiyxa 115, 116, 282 



Sphierospora; see Chloroniyxum J15, 116, 265 



spore formation in 80 



sivha'rulosa, Ceratomyxa 277 



spheralis, Myxoboius 240 



Spinax vulg;tri»; see Squalus acanthi.is. 



Si>leeu, species found in 107 



Spore, and myxosjioridium, respective 



functions of 90 



dichromophilism of, literature of 209 



Olihnacher on.. 268 



general description of 74 



Spore, orientation of, in Ceratomyxa 2V4 



