MammalBase - Reference: Pacheco, V., Ruelas, D. 2023. Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species. Bulletin of the American Museum of Natural History. 461(1), pp.None. Available at: 10.1206/0003-0090.461.1.1.

Reference: Pacheco, V., Ruelas, D. 2023. Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species. Bulletin of the American Museum of Natural History. 461(1), pp.None. Available at: 10.1206/0003-0090.461.1.1.
Type:	journal-article
First author:	Pacheco, V.
Year:	2023
Title:	Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species
Container title:	Bulletin of the American Museum of Natural History
Volume:	461
Issue:	1
Page(s):	-
Citation:	Pacheco, V., Ruelas, D. 2023. Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species. Bulletin of the American Museum of Natural History. 461(1), pp.None. Available at: 10.1206/0003-0090.461.1.1.
DOI:	10.1206/0003-0090.461.1.1
URI:

Table 1. List of attributes and the related Standard Traits in Pacheco, V., Ruelas, D. 2023. Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species. Bulletin of the American Museum of Natural History. 461(1), pp.None. Available at: 10.1206/0003-0090.461.1.1..
Source Trait	Standard Trait
Least interorbital breadth (LIB): the least interorbital breadth	n/a
Length of orbital fossa (LOF): greatest distance of the orbital fossa inside the maxillary and squamosal roots of the zygomatic arch.	n/a
Breadth of nasals (BN): the greatest distance across both nasal bones	n/a
Condylomolar length (CML): distance from the anterior edge of the first upper molar to the articular surface of the occipital condyle on the same side	n/a
Breadth of first upper molar (BM1): measured across the protocone-paracone cusp pair of the first upper molar	n/a
Condyloincisive length (CIL): distance from the greater curvature of an upper incisor to the articular surface of the occipital condyle on the same side	n/a
Breadth of palatal bridge (BPB): measured between the protocones of first maxillary molars	n/a
Greatest length of skull (GSL): measured from the tip of the nasals to the posterior margin of occiput	n/a
Breadth of rostrum (BR): the least breadth between the anteroventral edges of the zygomatic plates	n/a
Mesopterygoid fossa breadth (MFB): greatest internal width across the mesopterygoid fossa	n/a
Breadth of incisive foramina (BIF): the greatest distance across the incisive foramina	n/a
Height of braincase (HBC): distance from the top of the braincase to the ventral surface of the basisphenoid and basioccipital bones	n/a
Length of maxillary toothrow (LM): occlusal length of the upper molar row	n/a
HFL%” (= HFL/HBL × 100)	n/a
Depth of incisor (DI): distance between greater and lesser curvature of the upper incisor	n/a
Length of incisive foramina (LIF): distance from the anterior to the posterior edge of one incisive foramen	n/a
Breadth of zygomatic plate (BZP): the distance between the anterior and posterior edges of the zygomatic plate	n/a
Diastema length (LD): measured from the crown of the first upper molar to the exposed lesser curvature of the upper incisor on the same side	n/a
Tail% (= LT/HBL × 100)	n/a
Rostral length (RL): the greatest diagonal distance from the zygomatic notch to the tip of the nasal bone on the same side.	n/a
Length of nasals (LN): the greatest length of either nasal bone	n/a
Weight	Body Mass (BM)
Braincase breadth (BB): measured immediately posterodorsal to the squamosal roots of the zygomatic arches	Breadth Of Braincase (BB)
length of ear (EL)	Ear Length (EL)
total length (HBL)	Head-Body Length (HBL)
hind foot length (HFL)	Hind Foot Length (HFL)
length of tail (LT)	Tail Length (TL)
Zygomatic breadth (ZB): the greatest distance across the zygomatic arches	Zygomatic Breadth (ZB)

Table 2. List of Data Sources linked with Pacheco, V., Ruelas, D. 2023. Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species. Bulletin of the American Museum of Natural History. 461(1), pp.None. Available at: 10.1206/0003-0090.461.1.1..
Data Source
Pacheco, V. and Ruelas, D., 2023. Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species. Bulletin of the American Museum of Natural History, 461(1), pp.1-72.

Table 3. List of Accepted Taxa in Pacheco, V., Ruelas, D. 2023. Systematic Revision of Thomasomys cinereus (Rodentia: Cricetidae: Sigmodontinae) from Northern Peru and Southern Ecuador, With Descriptions of Three New Species. Bulletin of the American Museum of Natural History. 461(1), pp.None. Available at: 10.1206/0003-0090.461.1.1..
Accepted Taxon ^a.	Rank ^b.	Relation Status	Data Status
Thomasomys cinereus	Species	1: Exact Taxon match	Verified - Accepted

^{a., b.} Accepted Taxa, original entries in parentheses.