両生類の核型進化(I) : アシナシイモリ目 (無足類,Order Gymnophiona)

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Title
両生類の核型進化(I) : アシナシイモリ目 (無足類,Order Gymnophiona)
Title
Karyoevolution in Amphibia(I) : Gymnophiona(A Review)
Title Transcription
リョウセイルイ ノ カクガタ シンカ 1 アシナシイモリモク ムソクルイ ORDER GYMNOPHIONA
Creator
Seto Takeshi
Source Title
島根大学教育学部紀要. 自然科学
Memoirs of the Faculty of Education, Shimane University. Natural science
Volume 27
Issue 1/2
Start Page 1
End Page 11
Journal Identifire
ISSN 05869943
Descriptions
The present report emphasizes the divergence of karyological patterns in Gymnophiona, especially Typhlonectidae of the most advanced family on the one hand and Ichthyophiidae that is recognized as a primitive family on the other. This distinct differences between the karyotypes of the derived type Ichthyophis orthoplicatus and advanced type Chthonerpeton indistinctum are the existence of microchromosomes which reflects a variation in chromosome numbers and NF (Fundamental Number, i.e. number of chromosome arms). Morphological divergence and variety of life history in Gymnophiona generally reflect on the karyological variation in their respective family.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学教育学部
The Faculty of Education Shimane University
Date of Issued 1993-12-25
Access Rights open access
Relation
[NCID] AN00107941