1 



136 



Nosy Be Island, Madagascar. By: Shuichi 

 Sakata and Tsutomu Hikida. 



19. Reproduction of Takydromus swaragdin- 

 us on Uke Island, the Amami-shoto. By: 

 Sen Takenaka, Hajime Moriguchi, and 

 Toshihiko Hayashi. 



[Snakes] 



20. Behavioral responses to the introduced 

 toxic prey, Bufo marinus, by the native 

 snakes of the Ryukyus. By: Noriko 

 Kidera and Hidetoshi Ota. 



21. Periodical foraging migration of Ovophis 

 okinavensis: individual movements. By: 

 Akira Mori, Mamoru Toda, and Hidetoshi 

 Ota. 



22. Accidents caused by foreign snakes in 

 this year. By: Michihisa Toriba. 



[Salamanders] 



23. Food habits of Andrias japonicus in 

 small streams, Tottori Prefecture. By: 

 Sumio Okada. 



24. Utilization of alternative breeding sites of 

 the Hokkaido salamander, Hynobius 

 retardatus. By: Takanori Sato and 

 Kimihiro Tsutsumi. 



25. Tracing terrestrial movement of Hynobius 

 lichenatus with radio-telemetry II. By: 

 Hiroshi Ota. 



26. Taxonomic status of Hynobius tenuis. 

 By: Kanto Nishikawa and Masafumi 

 Matsui. 



27. External changes of larval salamanders 

 {Hynobius tokyoensis) as induced by dif- 

 ferential water flow conditions. By: 

 Sadao Ihara. 



28. Chromosomal polymorphism of the nucle- 

 olus organizer regions in Hynobius nigre- 

 scens. By: Chikako Ikebe and Sei-ichi 

 Kohno. 



29. Variation of Hynobius naevius in northern 

 Kyushu, Japan. By: Atsushi Tominaga, 

 Masafumi Matsui, Kanto Nishikawa, and 

 Shin'ichi Sato. 



30. Breeding sites of Hynobius kimurae in 

 Hachioji, Tokyo. By: Yasuchika Misawa 

 and Masafumi Matsui. 



31. Seasonal changes of sperm storage within 

 the spermatheca of the newt Cynops 

 pyrrhogaster. By: Shigeharu Akiyama. 



32. Heredity of color phenotypes of Cynops 

 pyrrhogaster. By: Kumi Matsui, Junsuke 

 Marunouchi, Yoshinori Hasegawa, and 

 Masahisa Nakamura. 



33. What types of males are chosen by 

 females in the Japanese newt, Cynops 

 pyrrhogaster ? By: Takako Kutsuki and 

 Eisuke Hasegawa. 



34. Anatomical observation of the tongue and 

 associated muscles in the newt, Cynops 

 pyrrhogaster. By: Yoshihito Yamazaki. 



[Frogs and toads] 



35. Migrations of Bufo torrenticola and B. 

 Japonicus formosus during the breeding 

 season around Nozumi River, Toyama 

 Prefecture. By: Hisao Nambu, Tamotsu 

 Fukuda, and Yoshimasa Araki. 



36. Observations on the cane toad Bufo mari- 

 nus on Iriomote Island. By: Mitsuhiko 

 Toda and Masaya Tatara. 



37. The polymorphic nucleolar organizer 

 region and its mode of inheritance in 

 Hyla japonica. By: Kunio Sekiya, 

 Takashi Fujii, and Kenji Moriwaki. 



38. The present condition of about 200 

 breeding sites of Rana japonica and R. 

 ornativentris reported from Tochigi, 

 Gunma, and Saitama Prefectures in the 

 1970's. By: Terutake Hayashi, Hajime 

 Moriguchi, Katsuhiro Tomioka, and 

 Yuki Kimura. 



39. Physical contact with larval salamanders 

 {Hynobius retardatus) induces morpho- 

 logical changes in frog tadpoles {Rana 

 pirica). By: Osamu Kishida and Kinya 

 Nishimura. 



40. Geological environment of breeding sites 

 of Rana tagoi. By: Jun'ichi Ohki. 



41. On two types of Rana tagoi tagoi from 

 Kitayama, Kyoto. By: Tadafumi 

 Sugihara, Kanto Nishikawa, Takahiro 

 Sugahara, and Masafumi Matsui. 



42. Life of Rana tagoi of the Boso 

 Peninsula, Chiba Prefecture. By: 



