2024-03-29T10:14:10Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/485422021-12-28T16:24:34Zcom_10261_132com_10261_8col_10261_385
DIGITAL.CSIC
author
Bover, Pere
author
Alcover, Josep Antoni
author
Michaux, Jacques J.
author
Hautier, Lionel
author
Hutterer, Rainer
2012-04-19T10:28:27Z
2012-04-19T10:28:27Z
2010-12-31
PLoS ONE 5 (12) : e15817 (2010)
1932-6203
http://hdl.handle.net/10261/48542
10.1371/journal.pone.0015817
1932-6203
21209820
Hypnomys is a genus of Gliridae (Rodentia) that occurred in the Balearic Islands until Late Holocene. Recent finding of a complete skeleton of the chronospecies H. morpheus (Late Pleistocene-Early Holocene) and two articulated skeletons of H. cf. onicensis (Late Pliocene) allowed the inference of body size and the calculation of several postcranial indexes. We also performed a Factorial Discriminant Analysis (FDA) in order to evaluate locomotory behaviour and body shape of the taxa. Using allometric models based on skull and tooth measurements, we calculated a body weight between 173 and 284 g for H. morpheus, and direct measurements of articulated skeletons yielded a Head and Body Length (HBL) of 179 mm and a Total Body Length of 295 mm for this species. In addition to the generally higher robustness of postcranial bones already recorded by previous authors, H. morpheus, similar to Canariomys tamarani, another extinct island species, displayed elongated zygopodium bones of the limbs and a wider distal humerus and femur than in an extant related taxon, Eliomys quercinus. Indexes indicated that Hypnomys was more terrestrial and had greater fossorial abilities than E. quercinus. This was also corroborated by a Discriminant Analysis, although no clear additional inference of locomotory abilities could be calculated.
eng
openAccess
Body shape and life style of the extinct balearic dormouse hypnomys (rodentia, gliridae): new evidence from the study of associated skeletons
artÃculo
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URL
https://digital.csic.es/bitstream/10261/48542/1/journal.pone.0015817_Body_Shape.pdf
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journal.pone.0015817_Body_Shape.pdf
URL
https://digital.csic.es/bitstream/10261/48542/4/journal.pone.0015817_Body_Shape.pdf.txt
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journal.pone.0015817_Body_Shape.pdf.txt