Two new haemogregarines,Haemogregarina waltairensis n. sp. fromCalotes versicolor (Daudin) andH. ganapatii n. sp. fromLissemys punctata granosa (Shoepff) B Saratchandra OriginalPaper Pages: 365 - 371
Cultural control of rice root nematodes (Hirschmanniella spp.) withSphenoclea zeylanica C MohandasY S RaoS C Sahu OriginalPaper Pages: 373 - 376
Observations on the fecundity of the cyprinidRasbora daniconius (Hamilton) R NagendranKatre ShakuntalaH R K Vasan OriginalPaper Pages: 381 - 388
Functional anatomy of the egg and the nymphal morphology of the teak tingid:Pontanm pueritis Drake and Poor (Heteroptera: Tingidae) David LivingstoneS Jeyanthi BaiR Ramani OriginalPaper Pages: 389 - 405
Rate of gastric digestion in the larvicidal fishesAplocheilus lineatus (Cuv. & Val.) andMacropodus cupanus (Cuv. & Val.) Sheila Susan JacobN Balakrishnan Nair OriginalPaper Pages: 407 - 416
Embryonic and larval development of rohu-mrigal hybrid Y BasavarajuT J Varghese OriginalPaper Pages: 417 - 426
Studies on proteolytic activity inGastrothylax crumenifer. A Rumen Fluke of sheepOvis ovis M C Sathyanarayama OriginalPaper Pages: 427 - 431
Studies on the freshwater cercariae of Kerala VII. Echinostomatid cercariae A Mohandas OriginalPaper Pages: 433 - 444
Host specificity and biochemical changes in fishes owing to the infestation of the isopod,Alitropus typus M. Edwards (Crustacea: Flabellifera: Aegidae) G Achuthan NairH SuryanarayananN Balakrishnan Nair OriginalPaper Pages: 445 - 452
Courtship and mating behaviour of the Indian soft shell turtle,Lissemys punctata punctata P L DUDAV K GUPTA OriginalPaper Pages: 453 - 461
Observations on the social behaviour of the Indian desert gerbil,Meriones hurrianae Saroj KumariIshiwar Prakash OriginalPaper Pages: 463 - 471
Descriptions of new species of Pteromalidae from the Orient (Hymenoptera: Chalcidoidea) B R Subba Rao OriginalPaper Pages: 473 - 482
Functional morphology of pylorus and rectal glands in Reduviidae (Insecta—Heteroptera) E T HaridassT N Ananthakrishnan OriginalPaper Pages: 483 - 493