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1,495 results for “Cricetidae”
FIGURE 16 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 16. Two different views, and habitat types, at the type locality of Akodon polopi, new species A) Steppe grasslands of Stipa sp. and Festuca hieronymii; B) Large stands of grasses of Paspalum quadrifarium and Poa stutckertii in rocky outcrops.
FIGURE 11 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 11. Dorsal, ventral, and lateral views of skulls in Akodon alterus, Thomas (JPJ 1249; A, E and I), A. leucolimnaeus, Cabrera (JPJ 1842; B, F and J), A. spegazzinii, Thomas (JPJ 1205; C, G and K) and A. tucumanensis, J. A. Allen (JPJ 1191; D, H and L). All specimens of age class 2. Scale bar = 10 mm.
FIGURE 4 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 4. Individual specimen scores based on log-transformed values of 10 cranial measurements, projected onto the first and second principal components extracted from analysis of adult specimens (age class 4 and 5, n = 34) of two species of the genus Akodon: A. aliquantulus and A. caenosus. Results of principal components analysis in table 10.
FIGURE 7 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 7. Recorded localities of A. caenosus in Northwestern Argentina. Localities and geographic position in Appedix II.
FIGURE 14 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 14. Type locality and additional localities of Akodon polopi, new species (Province of Córdoba, Argentina).
FIGURE 2 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 2. Individual specimen scores based on log-transformed values of 11 cranial measurements, projected onto the first and second principal components extracted from analysis of adult specimens (age class 3 and 4, n = 199) of 5 species of the genus Akodon: A. boliviensis, A. caenosus, Akodon n. sp., A. spegazzinii and A. sylvanus. Results of principal components analysis in table 3.
FIGURE 5 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 5. Dorsal, ventral, and lateral views of skulls in A. caenosus (JPJ 579; A, E and I), Akodon boliviensis (JPJ 1334; B, F and J), A. spegazzinii (JPJ 857; C, G and K) and A. sylvanus (JPJ 594; D, H and L). All specimens of age class 4. Scale bar = 10 mm.
FIGURE 10 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 10. Habitats of the type localities of the four nominal forms associated with A. spegazzinii: A) High altitudinal grasslands at 2400 m, near Otro Cerro, type locality of A. alterus Thomas. B) Puna environments in Laguna Blanca, 3200 m, type locality of A. leucolimnaeus Cabrera. C) Monte environments near Cachi, 2500 m, type locality of A. spegazzinii Thomas. D) Rain forest at Horco Molle, about 700 m, near the type locality of A. tucumanensis J. A. Allen.
FIGURE 12 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 12. Akodon polopi, new species (holotype MACN 23486): dorsal (upper left), ventral (upper right) and lateral (middle) views of skull and labial view (bottom) of mandible. Scale bar = 10 mm.
FIGURE 9 in The Akodon boliviensis species group (Rodentia: Cricetidae: Sigmodontinae) in Argentina: species limits and distribution, with the description of a new entity
FIGURE 9. Recorded localities of A. spegazzinii in northwestern Argentina. Localities and geographic position in Appendix II.
FIGURE 10 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 10. Dorsal, ventral, and lateral views of the cranium and the mandible of Neacomys vargasllosai sp. nov. (MUSM 35069, holotype).
FIGURE 7 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 7. Dorsal, ventral, and lateral views of the cranium and the mandible of Neacomys spinosus (BMNH 81.9.7.25, lectotype).
FIGURE 3 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 3. Top: comparisons of the upper molar row. Bottom: comparisons of the lower molar row. M1: first upper molar. M2: second upper molar. M3: third upper molar. m1: first lower molar. m2: second lower molar. m3: third lower molar. af: anteromedian flexus, atl: anteroloph, msl: mesoloph, plfd: posterolophid, ptf: protoflexus, ptl: posteroloph. Neacomys s. spinosus (A, E: MUSM 7926), N. s. amoenus (B, F: AMNH 37099), N. s. carceleni (C, G: MUSM 30367), and Neacomys sp. nov. (D, H MUSM 35069).
FIGURE 2 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 2. Comparisons of the squamosal-alisphenoid region. aalc: anterior opening of alisphenoid canal, ab: auditory bullae, als: alisphenoid strut, fo: foramen ovale, mr: molar row, za: zygomatic arch. Neacomys s. spinosus (A, E: MUSM 7926), N. s. amoenus (B: AMNH 262824), N. s. carceleni (C: MUSM 30367), and Neacomys sp. nov. (D: MUSM 35069).
FIGURE 9 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 9. Dorsal, ventral, and lateral views of the cranium and the mandible of Neacomys amoenus carceleni (UMMZ 80171, holotype).
FIGURE 6 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 6. Illustration map showing the distribution of N. spinosus (light blue), N. a. amoenus (blue), N. a. carceleni (dark purple), N. amoenus "CAA" (white) and Neacomys vargasllosai sp. nov. (yellow). Diamonds indicate Type Localities, triangles indicate samples of DNA sequences; squares indicate morphologically revised specimens (qualitative and /or quantitatively); and circles indicate both molecular and morphological evidence. See Appendix I for locality numbers.
FIGURE 5 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 5. Cladogram of the resulting tree from the Bayesian Inference analysis (Maximum Likelihood analysis provided a congruent topology). Numbers indicate Maximum Likelihood bootstrap values in black (BS, left of the diagonal) and Bayesian posterior probabilities in blue (PP, right of the diagonal). Asterisks indicate BS <50% and PP <0.5. Abbreviations BO: Bolivia, BR: Brazil, CO: Colombia, EC: Ecuador, FG: French Guyana, GU: Guyana, PE: Peru, and SU: Suriname.
FIGURE 8 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 8. Dorsal, ventral, and lateral views of the cranium and the mandible of Neacomys amoenus amoenus (BMNH 3.7.7.84, holotype).
FIGURE 1 in Revision of Neacomys spinosus (Thomas, 1882) (Rodentia: Cricetidae) with emphasis on Peruvian populations and the description of a new species
FIGURE 1. Comparisons of the ventral view of the skull. ab: auditory bullae, apb: anterior bullae process, bo: basioccipital, bs: basisphenoid, iag: groove for the infraorbital branch of stapedial artery, ib: interorbital bead, fon: fontanelle, mlf: middle lacerate foramen, palc: posterior opening of the alisphenoid canal, pp: pterygoid plate, ppp: posterolateral palatal pit, ps: presphenoid, spv: sphenopalatine vacuity. The basioccipital breadth is indicated with a line (bb). N. s. spinosus (A, E: MUSM 7926), N. s. amoenus (B, F: BMNH 3.7.7.84), N. s. carceleni (C, G: MUSM 30367), and Neacomys sp. nov. (D, H: MUSM 35069).
FIGURE 4 in A new species of Deltamys Thomas, 1917 (Rodentia: Cricetidae) endemic to the southern Brazilian Araucaria Forest and notes on the expanded phylogeographic scenario of D. kempi
FIGURE 4. Karyotype (conventional Giemsa staining) of Deltamys araucaria sp. n. showing 2n=34 and FNa=34. The small metacentric pair corresponds to pair 16.
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International Brain Laboratory public data
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OpenNeuro
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