Isothrix bistriata Wagner, 1845

Voss, Robert S., Fleck, David W. & Jansa, Sharon A., 2019, Mammalian Diversity And Matses Ethnomammalogy In Amazonian Peru Part 5. Rodents, Bulletin of the American Museum of Natural History 2024 (466), pp. 1-180 : 119

publication ID

https://doi.org/ 10.5281/zenodo.5414895

persistent identifier

https://treatment.plazi.org/id/03957B0F-FFD5-FFBA-FCFD-5B26FB3FF910

treatment provided by

Felipe

scientific name

Isothrix bistriata Wagner, 1845
status

 

Isothrix bistriata Wagner, 1845 View in CoL

Figures 49, 50

VOUCHER MATERIAL (N = 16): Nuevo San Juan (AMNH 268271, 268272, 272808, 273056; MUSM 11243, 11247, 11248, 13305, 15325, 15326), Orosa (AMNH 73788, 73789, 74071– 74073), Zarate on Río Manatí (FMNH 112566).

UNVOUCHERED OBSERVATIONS: Río Yavarí ( Salovaara et al., 2003), San Pedro ( Valqui, 1999, 2001).

IDENTIFICATION: Isothrix bistriata is a large, soft-furred (not spiny) grizzled-brownish rat with a pale (whitish) midfrontal blaze separating two black supraorbital stripes that extend posteriorly onto the nape; the ventral fur is gray-based yellowish or buffy. Unlike Dactylomys (the only other soft-furred arboreal echimyid in our region), the manual digits have strong, sharp claws, and the tail is densely covered with long, soft, outwardly curving hairs that are reddish at the base of the tail but blackish distally. In these and other morphological details (including external and craniodental measurements; table 37), our material closely matches the description provided by Emmons and Patton (2015a), who treated sev-

Kingdom

Animalia

Phylum

Chordata

Class

Mammalia

Order

Rodentia

Family

Echimyidae

Genus

Isothrix

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