A study of the fine structure of the pit organ of the common Japanese sea eel Conger myriaster Kiyoshi Hama OriginalPaper Pages: 375 - 388
Cell to cell relationships in the seminiferous epithelium in the mouse embryo Toshio NaganoFumie Suzuki OriginalPaper Pages: 389 - 401
Investigations into the mechanism of hormone release by rat adrenocortical cells Gastone G. NussdorferGiuseppina MazzocchiClaudia Robba OriginalPaper Pages: 403 - 407
Synaptic junctions in the sinus gland of the freshwater prawn Palaemon paucidens Setsuji Hisano OriginalPaper Pages: 435 - 440
The sites of encephalic photoreception in photoperiodic induction of the growth of the testes in the White-crowned Sparrow, Zonotrichia leucophrys gambelii Katsuhiko YokoyamaAndreas OkscheDonald S. Farner OriginalPaper Pages: 441 - 467
Effects of tropic hormones on ultrastructure and synthesis of androgens in adrenals of male pseudohermaphrodite rats Kyung W. Chung OriginalPaper Pages: 469 - 477
Anastomosing tubular arrangement of dog exocrine pancreas Dale E. Bockman OriginalPaper Pages: 497 - 500
Renal vascular anatomy of the toad (Bufo marinus) Judith L. MorrisG. Campbell OriginalPaper Pages: 501 - 514
On the excretory system of the rotifer Habrotrocha rosa donner Uda Schramm OriginalPaper Pages: 515 - 523
Studies on the ultrastructure of the rotifer Habrotrocha rosa Donner (Aschelminthes) Uda Schramm OriginalPaper Pages: 525 - 535
Tormogen cell and receptor-lymph space in insect olfactory sensilla Werner GnatzyKlaus M. Weber Short Communication Pages: 549 - 554