A new subspecies of Garrulax galbanus from Yunnan,China——Garrulax galbanus simaoensis Zheng Zuo-xin & Tang Rui-chang On a new subspecies of Cape Hare from Qinhai,China Luo Ze-xun Experimental studies on some aphid life-cycle patterns Zhang Guang-xue & Zhong Tie-sen New species and subspecies of Chinese Aphidoidea Zhang Guang-xue & Zhong Tie-sen A new species and a new subspecies of locusts from Xinjiang,China Huang Chun-mei & Chen Yong-lin Patanga Uvorov and one new species(Orthoptera:Acrididae) Huang Chun-mei Two new species of Dactylispa Weise(Coleoptera:Hispidae)from China Tan Juan-jie Two new species of the family Noctuidae Chen Yi-xin On Chinese Eudemopsis(Lepidoptera:Tortricidae) with descriptions of five new species Liu You-qiao & Bai Jiu-wei On a new species of the Chinese Pantana(Lepidoptera:Lymantriidae) Chao Chung-ling A new species of the genus Cyrtorhyssa(Ichneumonidae:Ephialtinae) Wang Shu-fang Description of a new species of Streblocera Westwood(Hymenoptera:Braconidae) Wang Jin-yan Studies on Chinese Andrena(Chrysandrena)with descriptions of a new species and a new subspecies(Hymenoptera:Andrenidae) Wu Yan-ru A new species and a new record of Petrobia from China(Acarina:Tetranychidae) Wang Hui-fu A new species of Metoposisyrops Townsend from China(Diptera:Tachinidae) Chao Chien-ming & Shi Yong-shan Studies on some wolf spiders from China Song Da-xiang Two new species of Hahnia(Araneae:Hahniidae)from Zhejiang Province,China Song Da-xiang & Zheng Shao-xiong Die Gattung Glyphiulus(Diplopoda:Cambalidea)von China Zhang Chong-zhou & Li Zhi-ying New species and record of Chinese Viviparidae(Mollusca) Liu Yue-ying,Zhang Wen-zhen & Wang Yao-xian A discussion on the classification of Oncomelania(Moilusca) Lou Tze-kong,Liu Yue-ying,Zhang Wen-zhen & Wang Yao-xian A new slug of the family Philomycidae from Zhejiang Province,China Chen De-niu & Gao Jia-xiang Two new species of trematodes(Dicrocoeliidae and Brachylaemidae)from mammals of Yunnan Province,China Zhu Hua & Gu Chang-dong A new species of monogenetic trematode Metamicrocotyla from Shandong Province,China Li Min-min Monitoring Jiyunhe estuary pollution by use of macro-invertebrate community and diversity index Huang Yu-yao,Tang de-xin & Zhao Zhon-xian Changes of luteinizing hormone,estradiol—17 β,progesterone and c-AMP levels of dairy heifer during normal estrus cycle Department of Endocrinology,Institute of Zoology,Academia Sinica;and the 4th Brigade Husbandry of Beijing Northern Suburbs Farm Studies on the changes of pain and pain-tolerance thresholds before and after operations in patients suffering from Cushion's syndrome and aldosteronism Research group of Acupuncture Anaesthesia,Department of Endocrinology,Irstitute of Zooiogy,Academia Sinica;& Department of Endocrinology,Capital Hospital,Chinese Academy of Medical Sciences Electron microscopic studies of spermatogenesis in insects.Ⅰ.Nuclear transformation in spermatids of the grasshopper,Locusta migratoria manilensis Chung Hsian-chen,Wang Chung-shun & Quo Fu The relation between Trichogramma parasitism and host chorion Hsia Pang-yin The synthesis of vitellogenin in Coccinella sepempunctata Gong He,Zhang Jian-zhong & Zhai Qi-hui Effects of brain hormone of the silkworm,Bombyx Mori on metamorphosis and ovary development of eri-silkworms Chou Xu-jia,Wei Ding-yi & Guo Fu Studies on the lac secretion mechanism in Laccifer lacca(Kerr).Ⅰ.The distribution of 32P in thee lac insect body Cai Jian-ping & Yang Ming-hua Preliminary studies on metabolism of 1-(3,4-dichlorophenyl)-2,2,2-trichloroethyl acetate and its major metabolites in mice Xie Zun-yi,Jia Bao-qi & He Feng-qin Scientific Note Geographical distribution of the genus Dermacentor in China Teng Kuo-fan