Rediscovery of Juliomys pictipes (Rodentia: Cricetidae) in Argentina: emended diagnosis, geographic distribution, and insights on genetic structure
Author
Pardiñas, Ulyses F. J.
Author
Teta, Pablo
Author
D’Elía, Guillermo
Author
Galliari, Carlos
text
Zootaxa
2008
1758
29
44
journal article
10.5281/zenodo.181855
a9a8f42d-f331-431e-9b63-c83291a38f7e
1175-5326
181855
Juliomys
González, 2000
Type
species
.
Juliomys pictipes
(
Osgood, 1933
)
.
Included species
(in order of nomination).
J. pictipes
(
Osgood, 1933
)
,
J. rimofrons
Oliveira and Bonvicino, 2002
;
J. ossitenuis
Costa, Pavan, Leite and Fagundes, 2007
.
Emended diagnosis
. Small to medium
Sigmodontinae
rodents (total length ~ 200, Occipto-nasal length ~ 27) with large head, conspicuous eyes, and tail equal or slightly larger than head and body; dorsal pelage soft dark-brown to light-orange brown; feet rather short and broad with 6 plantar pads and scutelated surface; skull with short rostrum (<35% Occipto-nasal length), rounded braincase, and rather posterior domed profile; nasals divergent forward; interlacrymal depression behind nasals; anterior portion of interfrontal suture with incomplete fusion or directly slit-like fontanelle; zygomatic plate nearly vertical with almost obsolete upper free border; coronal suture V-shaped; interparietal wide; occipital region reduced; mesopterygoid fossa lireshaped with anterior border located at the level of third molar protocone; robust opisthodont upper incisors; brachyodont molars with crested coronal topography and well developed anteromedian flexus/ids and mesolophs/ids; 8 mammae.
Fossil record
. No fossil of
Juliomys
is known.