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Linked collectors and determiners for: Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species.

Natural history specimen data linked to collectors and determiners held within, "Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/893e07da-8ed6-4e9d-ba47-44b13bb49b65">https://bionomia.net/dataset/893e07da-8ed6-4e9d-ba47-44b13bb49b65</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/893e07da-8ed6-4e9d-ba47-44b13bb49b65">https://gbif.org/dataset/893e07da-8ed6-4e9d-ba47-44b13bb49b65</a>. Formatted as a Frictionless Data package.

FIG. 9 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 9. Dorsal, ventral, lateral cranial views and lateral view of mandible of Neacomys vossi (UFPA 1583, holotype).

FIG. 6 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 6. Habitat of Neacomys marajoara at Tauari Farm, municipality of Chaves, Marajó Island, state of Pará, Brazil. Photo by Rogério V. Rossi.

FIG. 12 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 12. Dorsal, ventral, lateral cranial views and lateral view of mandible of Neacomys xingu (UFMT 1268, holotype).

FIG. 3 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 3. Scatter plots of PC1 (horizontal axis) and PC2 (vertical axis) for pairwise analyses of craniodental measurement data for species in the Dubosti Group of Neacomys. In each plot, species are represented by minimum convex polygons that enclose all points in the plane of PC1 and PC2. A, N. dubosti (dub) versus N. marajoara (mar); B, N. dubosti versus N. vossi (vos); C, N. dubosti versus N. xingu (xin); D, N. marajoara versus N. vossi; E, N. marajoara versus N. xingu; F, N. vossi versus N. xingu.

FIG. 7 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 7. Dorsal, ventral, and lateral cranial views and lateral view of mandible of Neacomys marajoara (MPEG 40432, holotype).

FIG. 5 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 5. Collection localities of specimens of the Dubosti Group of Neacomys examined in the present study. Numbers are keyed to entries in our gazetteer (appendix 1).

FIG. 2 A–C in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 2 A–C (above and following two pages). Bayesian phylogeny of Neacomys based on cytochrome b sequence data. Numbers represent Bayesian posterior probabilities (above) and ML bootstrap support (below) at nodes recovered by both analyses (bootstrap support for nodes only recovered by our ML analysis are shown in appendix 2). Only ML bootstrap support>50% is shown. Branch tips are labeled with geographic identifiers and voucher codes listed in table 1. Specimens marked with asterisks (*) indicate holotypes.

FIG. 1 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 1. SEM images of molar toothwear age classes of Neacomys amoenus used in this study (based on Voss, 1991). From left to right: age class 1 (UFMT 4050), age class 2 (UFMT 1758), age class 3 (UFMT 1760), age class 4 (UFMT 1759), and age class 5 (UFMT 915). Arrows indicate the incompletely erupted M3 in age class 1, the distinct M2 anteroloph (not fused with the paracone) in age class 3, and the obliterated M2 anteroloph (fused with the paracone) in age class 4.

FIG. 8 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 8. Dorsal and ventral views of the skin of Neacomys vossi (UFPA 1583, holotype).

FIG. 4 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 4. The holotype of Neacomys marajoara, (MPEG 40432) in life. Photo by Rogério V. Rossi.

FIG. 11 in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 11. Dorsal and ventral views of the skin of Neacomys xingu (UFMT 1268, holotype).

FIG. 10. Robert S in Systematics of Neotropical Spiny Mice, Genus Neacomys Thomas, 1900 (Rodentia: Cricetidae), from Southeastern Amazonia, with Descriptions of Three New Species

FIG. 10. Robert S. Voss in the field (Venezuela, 1979; photo by Paul Kaarakka).

FIGURE 12 in Calling for a reassessment of rodent diversity in Colombia: description of a new species of Neacomys (Cricetidae: Oryzomyini) from the Magdalena Valley, with a new phylogenetic hypothesis for the genus and comments on its diversification

FIGURE 12. Illustration of Neacomys serranensis sp. nov. by wildlife artist and zoologist Velizar Simeonovski.

FIGURE 10 in Calling for a reassessment of rodent diversity in Colombia: description of a new species of Neacomys (Cricetidae: Oryzomyini) from the Magdalena Valley, with a new phylogenetic hypothesis for the genus and comments on its diversification

FIGURE 10. Comparison of the lateral profiles of the skulls of Trans-Andean species of Neacomys present in Colombia: A) Neacomys sp. nov. (UIS-MHN-M 1068, holotype). B) Neacomys tenuipes (UIS-MHN-M 1723). Note a more convex profile of the braincase, a thicker hamular process of the squamosal, a broader condylar process, a larger and laterally projected mental foramen, and the anterior margin of nasals without a hump in Neacomys sp. nov. con: condylar process; hp: hamular process of the squamosal; mf: mental foramen; nas: nasals.

FIGURE 8 in Calling for a reassessment of rodent diversity in Colombia: description of a new species of Neacomys (Cricetidae: Oryzomyini) from the Magdalena Valley, with a new phylogenetic hypothesis for the genus and comments on its diversification

FIGURE 8. Ventral perspectives of adult specimens illustrating the striking difference in ventral fur of the two Trans-Andean species of Neacomys present in Colombia: A) Holotype of Neacomys sp. nov (UIS-MHN-M 1068). B) Section of the holotype of Neacomys sp. nov. showing its characteristic gray-based ochraceous-buff ventral fur. C) Neacomys tenuipes (UIS-MHN-M 1723); note the contrasting entirely white ventral fur of this species.

FIGURE 7 in Calling for a reassessment of rodent diversity in Colombia: description of a new species of Neacomys (Cricetidae: Oryzomyini) from the Magdalena Valley, with a new phylogenetic hypothesis for the genus and comments on its diversification

FIGURE 7. Frontal perspectives of adult specimens belonging to the two Trans-Andean species of Neacomys present in Colombia: A) Holotype of Neacomys sp. nov (UIS-MHN-M 1068); note the distinctive broad ochraceous-orange patches in the sides of the muzzle of this species. B) Neacomys tenuipes (UIS-MHN-M 1723).

FIGURE 6 in Calling for a reassessment of rodent diversity in Colombia: description of a new species of Neacomys (Cricetidae: Oryzomyini) from the Magdalena Valley, with a new phylogenetic hypothesis for the genus and comments on its diversification

FIGURE 6. Dorsal perspectives of adult specimens belonging to the two Trans-Andean species of Neacomys present in Colombia: A) Holotype of Neacomys sp. nov (UIS-MHN-M 1068). B) Neacomys tenuipes (UIS-MHN-M 1723); note that a portion of the tail is missing in this specimen.

FIGURE 5. A in Calling for a reassessment of rodent diversity in Colombia: description of a new species of Neacomys (Cricetidae: Oryzomyini) from the Magdalena Valley, with a new phylogenetic hypothesis for the genus and comments on its diversification

FIGURE 5. A) Montane forest habitat along the left Bank of the La San Guillerma stream, adjacent to the type locality of Neacomys sp. nov. (municipality of El Carmen de Chucurí) (Photograph by Juliette Gualdrón) B) View of the forest remnant where the second specimen of Neacomys sp nov. was collected (municipality of Hato) (Photograph by Juliette Gualdrón). C) Topography of the western slope of the Serranía de los Yariguíes from the campsite "Finca Buenos Aires"; near the type locality of Neacomys sp. nov. D) Educational activity with members of the community in the municipality of El Carmen del Chucurí, Vereda la Bodega, Sector Manchurrias, illustrating the importance of government funded projects (like Santander BIO expeditions), not only to inventory the biodiversity of remote areas, but also to teach local people to preserve it.

FIGURE 4 in Calling for a reassessment of rodent diversity in Colombia: description of a new species of Neacomys (Cricetidae: Oryzomyini) from the Magdalena Valley, with a new phylogenetic hypothesis for the genus and comments on its diversification

FIGURE 4. Scatterplots of the Principal Components Analyses: PC1 and PC2 are represented in the graphics. A. PCA of the external and craniodental variables of all the small-bodied species of Neacomys; B. PCA of the craniodental variables of N. tenuipes and Neacomys sp. nov. Miniatures in the right side correspond to the Bayesian Cytb phylogeny recovered here (FIGURE 3): species in the scatterplots and the phylogenies are same colored.