Vol. 19 No. 3 (1974-10 issued)
| DNA and RNA Content of the Dog Salmon Egg During Early Embryonic Development (With 11 Text-figures and 2 Tables) | |
| YAMAMOTO, Tadashi S. | 489-502 |
| The Eyestalk Neurosecretory Cell Types in the Freshwater Prawn Palaemon paucidens. : I. A Light Microscopical Study (With 2 Text-figures, 2 Tables and 2 Plates) | |
| HISANO, Setsuji | 503-514 |
| Purification and Properties of Microsomal Glucose 6-Phosphate Dehydrogenase (Hexose 6-Phosphate Dehydrogenase) of Rat Liver (With 7 Text-figures and 6 Tables) | |
| HORI, Samuel H.;SADO, Yoshikazu | 515-529 |
| Electrophysiological Studies of Ipsilateral Visual Pathway in Crucian Carp (With 11 Text-figures) | |
| NIIDA, Akiyoshi | 530-545 |
| Descriptions and Records of Marine Harpacticoid Copepods from Hokkaido, V (With 47 Text-figures) | |
| ITÔ, Tatsunori | 546-640 |
| A Preliminary Study on Microdistribution and Dispersal in Drosophilid Natural Populations (With 4 Text-figures and 2 Tables) | |
| TODA, Masanori J. | 641-656 |
| Morphology and Distribution of the Forms of Henosepilachna vigintioctomaculata Complex in Hokkaido (With 11 Text-figures and 3 Tables) | |
| KATAKURA, Haruo | 657-680 |
| Observations on the Nuptial Flight and Internidal Relationship in a Polydomous Ant, Formica (Formica) yessensis Forel (With 2 Text-figures and 5 Tables) | |
| ITO, Masao;IMAMURA, Shinji | 681-694 |
| Worker Polyethism Related with Body Size in a Polydomous Red Wood Ant, Formica (Formica) yessensis Forel (With 5 Text-figures and 1 Table) | |
| HIGASHI, Seigo | 695-705 |
| Behavior Repertoire of Adult Drone Honeybee within Observation Hives (With 9 Text-figures and 2 Tables) | |
| OHTANI, Takeshi | 706-721 |
| Observations on the Behavior of Some Odonata in the Bonin Islands, with Considerations on the Evolution of Reproductive Behavior in Libellulidae (With 28 Text-figures and 4 Tables) | |
| SAKAGAMI, Shôichi F.;UBUKATA, Hidenori;IGA, Mikio;TODA, Masanori J. | 722-757 |
| Relative Abundance and Phenology of Adult Dragonflies at a Dystrophic Pond in Usubetsu, near Sapporo (With 4 Text-figures and 5 Tables) | |
| UBUKATA, Hidenori | 758-776 |
| Bionomics and Sociology of Tancho or the Japanese Crane, Grus japonensis, I. : Distribution, Habitat and Outline of Annual Cycle (With 5 Text-figures and 3 Tables) | |
| MASATOMI, Hiroyuki;KITAGAWA, Tamaki | 777-802 |