The application of Herr's % MathType!MTEF!2!1!+-% feaafiart1ev1aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn% hiov2DGi1BTfMBaeXafv3ySLgzGmvETj2BSbqefm0B1jxALjhiov2D% aebbfv3ySLgzGueE0jxyaibaiGc9yrFr0xXdbba91rFfpec8Eeeu0x% Xdbba9frFj0-OqFfea0dXdd9vqaq-JfrVkFHe9pgea0dXdar-Jb9hs% 0dXdbPYxe9vr0-vr0-vqpWqaaeaabiGaciaacaqabeaadaqaaqGaaK% azaamabaqcaaUaaGinaOWaa0baaSqaaiabgkdaYaqaaiqaigdagaqh% aaaaaaa!40FF!\[4_2^{\underset{\raise0.3em\hbox{$\smash{\scriptscriptstyle-}$}}{1} } \] clearing technique to zoological tissues Frederick W. HarrisonMichael Anderson OriginalPaper Pages: 177 - 180
Experimental studies on the seasonal variation of the rotifer Keratella cochlearis (Gosse) Kåre LindströmBirger Pejler OriginalPaper Pages: 191 - 197
Effect of extreme salinity conditions on the survival of Mytilopsis sallei Recluz (Pelecypoda) P. Ramachandra RajuK. Mangapathi RaoN. Kalyanasundaram OriginalPaper Pages: 199 - 206
Distribution of mercury, cadmium, lead and thallium in a eutrophic lake B. J. MathisN. R. Kevern OriginalPaper Pages: 207 - 222
Carotenoids in fish IV. Salmonidae and Thymallidae from Polish waters B. Czeczuga OriginalPaper Pages: 223 - 239
Marine Gammaridea (Crustacea: Amphipoda) from the Indian region; family — Ampeliscidae P. Rabindranath OriginalPaper Pages: 241 - 262
Subgeneric differentiation within Eurycercus (Cladocera, Chydoridae) and a new species from Northern Sweden David G. Frey OriginalPaper Pages: 263 - 300
A synoptic study of the limnology of Lake Thonotosassa, Florida Bruce C. CowellCraig W. DyeRobert C. Adams OriginalPaper Pages: 301 - 345