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Ubersetzungsrecht vorbehalten. 
Opalina. 
Its Anatomy and Reproduction, with a Description of Infection 
Experiments and a Chronological Review of the Literature. 
By 
Maynard M. Metcalf, Ph. D. 
Professor of Zoology, Oberlin O., U.S. A. 
From the Zoological Institute, Wiirzburg. 
(With Plate XIV—XXVIII and 17 Textfigures.) 
0g ha BATIK. 2. Cee si 
Table of contents. 
page 
PERT METHE NGS a 8 lta e nit notac, wifes PhS a eel ole Pee ene Seg an ee OG 
Ree LNG HELIO? Seca Vest ow tee One oa a heen eee Tees oe CeO 
Occurrence of the species .. . ee DEP ite nid ee ey 
The structure of Opalina and the 2 penne Ff ia st teehee pias £200 
CTC ie te Fe Mae ance REPL Sates Mirna Ory Dee Reece be ire tae ie ohn ie yd BAe yO, 
LPS UNG OA are BER pec eA ge Se ORIEN & eT MA TGS Php Se ttre ov RU YY, Pee mead GL 
fictosares > 4 ..-.. Ral Atlee ss ct EPID REAR Oe OTL Y GOEE PRGAD IMS ata a" a ee 
Sub-pellicular layer" BN Fae Sd tieg ih, aoe EAS AON ER Pen ep! can tene 
Alveolar layer 0%) tees ree ee ay St ee ERY, OSS SCRE aS - 2212 
Endosare ..... Die Ns ete ora pin, ceca Ge Bo aiens poy ie TR a eG ee 
Endosare pahernieae CONS Stee CMA Te LPR UPR mL pera Teer Fs Metane or] (° 
MXCrebOry. OLSADS, 6.05) 5), 30) = Papier (Rk Ak BNO SP AI Pos i eee 
Nuclenssand; MICOSISHe wer cieremeveicls WEP tettetiee Par Lay Sul ca Vet eet edie pe ee 
ROR DLIES MAIUGIOLISN C4 hes ej ane) Te tS AM ie SMES het eden se eae 
Rotmomatic. foams. Oey shea dw ee ge Sepa 226 
INICLEO US eta Srey foe lychee ates folate Sis  UAd Se Dey tame eee ett 
MTIRODTN <0 a2 4 Jens punre's sa valde, e beg eee tO eat ane ec cao 
PYOPRASGe sPe MINCOSIS oes f 25 500. ic, otek whe Seek a A Aton Wn SN RP Pe ie reached 
CORERORUMIES Bia ee cash ae ee ms Da AR aR UIE, OTN OO SS hg ee ree 
Equatorial plate stage 7. i+.) sae ep a eitig Ot! BTR RAY ye, aod 
Amaphasens wot ke CPP Sere ceed Be Sad es 2 SAG TRO mate aoe 
MOP LASOS ak he ww Neos ab See ey NEGRO AAA L SAE 
