Acta Arachnologica
Online ISSN : 1880-7852
Print ISSN : 0001-5202
ISSN-L : 0001-5202
Karyotypes of Four Xystodesmid Millipeds from Japan
Tsutomu TANABE
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1992 Volume 41 Issue 1 Pages 87-90

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Abstract

The karyotypes of males of four xystodesmid millipeds from Japan, Parafontaria circula (ATTEMS), Parafontaria sp., Levizonus montanus (TAKAKUWA) and Riukiaria semicircularis semicircularis (TAKAKUWA), were examined by air dry method. Parafontaria circula, Parafontaria sp. and Levizonus montanus exhibited 2n=12 chromosomes. Riukiaria semicircularis semicircularis showed 2n=16. Parafontaria circula, Parafontaria sp. and Levizonus montanus were similar to one another in the relative lengths of chromosomes.

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© Arachnological Society of Japan
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