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国家自然科学基金(30730029)

作品数:5 被引量:28H指数:4
相关作者:沈钧贤江建平王斌费梁熊荣川更多>>
相关机构:中国科学院中国科学院成都生物研究所中国科学院研究生院更多>>
发文基金:国家自然科学基金中国科学院知识创新工程更多>>
相关领域:生物学建筑科学更多>>

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中国凹耳蛙用高频声进行种内通讯被引量:11
2008年
与绝大多数蛙不同,凹耳蛙发出高频叫声,以避开强环境噪声的掩蔽;雌蛙排卵前产生高频求偶声,诱发雄蛙以超精确度趋近雌蛙;雄蛙能自主开闭咽鼓管,以调谐高频听觉。凹耳蛙进化的这些特征是对嘈杂生境的适应,在其他两栖动物中尚未发现,这对研究动物声通讯进化很有价值。鉴于凹耳蛙为中国特有,数量稀少,分布地区狭窄,建议将它列为稀有濒危物种予以保护。
沈钧贤
关键词:凹耳蛙噪声
Progress and Prospects for Studies on Chinese Amphibians被引量:4
2010年
This work summarizes the history and progress of the studies on Chinese amphibians since they first appeared in the Chinese literature.A wide range of research has been carried out,including the history of the definition of amphibians,faunal surveys,systematic research,ecological research,biochemical research(isozyme and other proteins or peptides,chromosomes,DNA),anatomical research,embryological research,phylogenetic and zoogeographical research,and many others such as ultrastructure of organs,crossbreeding test,regeneration of organs,abnormality survey,acoustics,fossils,sperm ultrastructure and parasites.In addition,the prospects for studies on Chinese amphibians in future are proposed in this paper.
FEI LiangYE ChangyuanJIANG Jianping
关键词:PROGRESSPROSPECTSYSTEMATICSAMPHIBIAN
凹耳臭蛙胚胎发育及其分类学意义(英文)被引量:4
2010年
通过人工受精的方法获得的凹耳臭蛙(Odorrana tormota)的早期胚胎及胚后幼体的发育过程,根据胚胎发育过程中的形态及生理特征变化规律进行分期。把凹耳臭蛙的发育过程分成两个阶段:1)早期胚胎发育阶段,即从蛙卵受精到鳃盖完成期,在18~23℃水温下,凹耳臭蛙早期胚胎发育阶段历时324h;2)蝌蚪发育阶段,即从鳃盖完成期结束到尾部被完全吸收,本阶段在20~24℃水温条件下历时1207h。凹耳臭蛙蝌蚪未发现腹吸盘特征,从形态特征上支持了分子系统分类学将之从湍蛙属划出的观点。实验中发现,多数胚胎在8细胞期为纬裂,16细胞期为经裂,同时有小部分胚胎(1.5%)在8细胞期为经裂,16细胞期为纬裂。该文进一步讨论了影响卵裂率、孵化率、发育速度,以及生态适应的因素。
熊荣川江建平费梁王斌叶昌媛
关键词:胚胎发育人工受精卵裂
A New Species of the Genus Feirana(Amphibia:Anura:Dicroglossidae) from the Western Qinling Mountains of China被引量:10
2011年
A new species, Feirana kangxianensis sp. nov., is described from the western Qinling Mountains in Gansu, China. Both morphological and molecular data support its validity. The new species is characterized by: (1) presence of keratinized nuptial spines on the thenar region of the hands in males of the new species, in contrast to F. taihangnica and F. quadranus; (2) of females, the ratios of UEW, INS, NSD and IPTL to SVL ofF. kangxianensis were significantly less than those of F. taihangnica and F. quadranus (P 〈 0.05), while the ratio of IOS to SVL of the new species was significantly larger than that of the latter two species (P 〈 0.05); and (3) of males, the ratios of INS, NSD, IPTW to SVL of the new species were significantly less than those ofF. taihangnica and F. quadranus (P 〈 0.05), while the ratio of HL to SVL of the former was significantly larger than that of the latter, and the ratio of HW to SVL ofF. kangxianensis was significantly larger than that of F. taihangnica but less than that of F. quadranus, the ratio of OPTL to SVL of F. kangxianensis was significantly less than that of F. taihangnica but larger than that of F. quadranus (P 〈 0.05). The three species of Feirana can be easily identified and significantly differ from each other by the canonical discriminant analyses with high correct classification (〉92%). Concurrently, based on partial mitochondrial ND2 gene sequences, the result of the molecular phylogenetic analyses of the Feirana indicates that the F. kangxianensis is sister to F. taihangnica.
Xin YANGBin WANGJunhua HUJianping JIANG
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