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Microstructure comparison of jaw sheaths between the Megophryid tadpoles (Amphibia, Anura) by the technology of electron microscope

LI Cheng DONG Zhao-xiong WANG Yue-zhao

LI Cheng, DONG Zhao-xiong, WANG Yue-zhao. Microstructure comparison of jaw sheaths between the Megophryid tadpoles (Amphibia, Anura) by the technology of electron microscope. Zoological Research, 2010, 31(5): 550-554. doi: 10.3724/SP.J.1141.2010.05550
Citation: LI Cheng, DONG Zhao-xiong, WANG Yue-zhao. Microstructure comparison of jaw sheaths between the Megophryid tadpoles (Amphibia, Anura) by the technology of electron microscope. Zoological Research, 2010, 31(5): 550-554. doi: 10.3724/SP.J.1141.2010.05550

角蟾科三亚科蝌蚪角质颌的显微结构比较(两栖纲,无尾目)

doi: 10.3724/SP.J.1141.2010.05550
基金项目: 中国科学院成都生物研究所知识创新工程领域前沿项目(08B3021)资助;国家自然科学基金(31071906);中国科学院生物分类学项目(KSCX2-YW-Z-0905)部分资助
详细信息
    作者简介:

    李 成:李成,男,副研究员,研究方向:两栖爬行动物分类与保护。E-mail: licheng@cib.ac.cn

    通讯作者:

    王跃招

  • 中图分类号: Q954.3; Q959.530.4

Microstructure comparison of jaw sheaths between the Megophryid tadpoles (Amphibia, Anura) by the technology of electron microscope

More Information
    Author Bio:

    LI Cheng,E-mail: licheng@cib.ac.cn

    Corresponding author: WANG Yue-zhao
  • 摘要: 采用扫描电镜技术研究了角蟾科8种蝌蚪角质颌的显微结构特征和形态特点,阐述了角质颌对蝌蚪觅食方式的影响。实验结果表明:角蟾科蝌蚪的角质颌属于两个不同的类型。拟髭蟾亚科和掌突蟾亚科的蝌蚪具有相似的显微结构特征:角质颌呈厚重的“U”型,角质化程度高。颌鞘呈基部宽、顶端尖的圆锥形;角蟾亚科的蝌蚪角质颌呈纤弱的弓型,角质化程度低。颌鞘呈基部窄、长而顶端略弯曲的象牙型。进一步的分析发现,8种蝌蚪的颌鞘直径和密度呈显著负相关。这种显微结构的变化趋势也反映出蝌蚪对栖息环境和觅食方式的适应性。
  • [1] Altig R, Johnston GF. 1989. Guilds of anuran larvae: relationships among development modes, morphologies, and habitats [J]. Herpetol Monogr, 3: 81-109.Altig R. 2007. A primer for the morphology of anuran tadpoles [J]. Herpetol Conserv Biol, 2: 71-74.Bonacci A, Brunelli E, Sperone E, Tripepi S. 2008. The oral apparatus of tadpoles of Rana dalmatina, Bombina variegata, Bufo bufo, and Bufo viridis (Anura) [J]. Zool Anz: J Comp Zool, 247: 47-54.Delorme M, Dubois A, Grosjean S, Ohler A. 2006. Une nouvelle ergotaxinomie des Megophryidae (Amphibia, Anura) [J]. Alytes, 24: 6-21.Gosner KL. 1960. A simplified table for staging anuran embryos and larvae with notes on identification [J]. Herpetologica, 16: 183-190.Grosjean S. 2003. A redescription of the external and buccopharyngeal morphology of the tadpole of Ophryophryne microstoma Boulenger, 1903 (Megophryidae) [J]. Alytes, 21: 45-48.Huang YZ, Fei L, Ye CY. 1991. Studies on internal oral structures of tadpoles of Chinese Pelobatidae [J]. Acta Biol Plateau Sin, 10: 71-99. [黄永昭, 费 梁, 叶昌媛. 1991. 中国锄足蟾科蝌蚪口内部结构的研究. 高原生物学集刊, 10: 71-99.]McDiarmid RW, Altig R. 1999. Tadpole: the Biology of Anuran Larvae [M]. Chicago and London: The University of Chicago Press.Vera Candioti MF. 2005. Morphology and feeding in tadpole of Ceratophrys cranwelli (Anura: Leptodactylidae) [J]. Acta Zool, 86: 1-11.
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出版历程
  • 收稿日期:  2010-06-07
  • 修回日期:  2010-07-28
  • 刊出日期:  2010-10-22

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