A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae)

Rattus edwardsi ciliatus (Bonhote) and R. sabanus vociferans (Miller) are two large rats occurring in Malayan mainland forests. The allopatric taxa edwardsi and sabanus have proved difficult to distinguish by morphological characters, including external appearance and skeletal anatomy. Their taxonom...

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Main Author: Yong, Hoi Sen
Format: Article
Published: Oxford University Press 1970
Subjects:
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author Yong, Hoi Sen
author_facet Yong, Hoi Sen
author_sort Yong, Hoi Sen
collection UM
description Rattus edwardsi ciliatus (Bonhote) and R. sabanus vociferans (Miller) are two large rats occurring in Malayan mainland forests. The allopatric taxa edwardsi and sabanus have proved difficult to distinguish by morphological characters, including external appearance and skeletal anatomy. Their taxonomic status has in fact been questioned. The Malayan mainland forms R. edwardsi ciliatus (Bonhote) and R. sabanus vociferans (Miller) can generally be separated by body and tail coloration. Their body and skull dimensions, however, overlap considerably. Ecological data indicate that these rats exhibit habitat exclusion. Breeding and behaviour studies support this view. Karyotype and serological studies provide conclusive evidence for the distinctness as well as the close affinity of these two species.
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spelling um.eprints-132572019-09-26T04:20:59Z http://eprints.um.edu.my/13257/ A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae) Yong, Hoi Sen Q Science (General) QH301 Biology Rattus edwardsi ciliatus (Bonhote) and R. sabanus vociferans (Miller) are two large rats occurring in Malayan mainland forests. The allopatric taxa edwardsi and sabanus have proved difficult to distinguish by morphological characters, including external appearance and skeletal anatomy. Their taxonomic status has in fact been questioned. The Malayan mainland forms R. edwardsi ciliatus (Bonhote) and R. sabanus vociferans (Miller) can generally be separated by body and tail coloration. Their body and skull dimensions, however, overlap considerably. Ecological data indicate that these rats exhibit habitat exclusion. Breeding and behaviour studies support this view. Karyotype and serological studies provide conclusive evidence for the distinctness as well as the close affinity of these two species. Oxford University Press 1970-11 Article PeerReviewed Yong, Hoi Sen (1970) A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae). Zoological Journal of the Linnean Society, 49 (4). pp. 359-370. ISSN 0024-4082, DOI https://doi.org/10.1111/j.1096-3642.1970.tb00747.x <https://doi.org/10.1111/j.1096-3642.1970.tb00747.x>. https://doi.org/10.1111/j.1096-3642.1970.tb00747.x doi:10.1111/j.1096-3642.1970.tb00747.x
spellingShingle Q Science (General)
QH301 Biology
Yong, Hoi Sen
A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae)
title A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae)
title_full A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae)
title_fullStr A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae)
title_full_unstemmed A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae)
title_short A Malayan view of Rattus edwardsi and R. sabanus (Rodentia: Muridae)
title_sort malayan view of rattus edwardsi and r sabanus rodentia muridae
topic Q Science (General)
QH301 Biology
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AT yonghoisen malayanviewofrattusedwardsiandrsabanusrodentiamuridae