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14 results for “Abrawayaomys”
FIGURE 7 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 7. Squamosal-alisphenoid region of specimens of Abrawayaomys: a, UFGM 2492; b, MN 23075 (holotype of A. ruschii); c, MACN 20253 (holotype of A. chebezi, new species). Abbreviations: ab, auditory bulla; al, alisphenoid; alc, anterior opening of alisphenoid canal; as, alisphenoid strut; fc, perforation on sag; fo, foramen ovale; hp, hamular process; mbt, trough for masticatory-buccinator nerve; pt, pterygoid plate; sag, squamosal-alisphenoid groove; sf, sphenofrontal foramen; sq, squamosal; za, zygomatic arch.
FIGURE 8 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 8. Molar occlusal morphology in Abrawayaomys chebezi, new species (based on specimen MACN 20253, holotype, Misiones, Argentina): a, upper right molar row; b, lower left molar row. Abbreviations: aac, anterolabial conule; af, anteromedian flexus; alc, anterolingual conule; ci, cingulum; e, enterostyle; en, entoconid; fpf, posterofossetid; hy, hypocone; hyi, hypoconid; m, mesoloph; me, metacone; met, metaconid; mi, mesolophid; pa, paracone; poi, posterolophid; pr, protocone; pra, parastyle; pri, protoconid; pro, procingulum; pt, protostyle.
FIGURE 9 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 9. Contrasting nasal morphology (in dorsal view) between two Abrawayaomys specimens. UFGM 2492 (A. ruschii) is from Minas Gerais, Brazil, and MACN 20253 (A. chebezi, new species) is from Misiones, Argentina.
FIGURE 1 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 1. Recording localities of Abrawayaomys: A. Argentina: 1, Conjunction arroyo Mbocai and route 12; 2, Eldorado; 3, Montecarlo; 4, Campo Ramón. B. Brazil: 5, Parque Estadual do Rio Doce; 6, São Sebastião das Águas Claras; 7, Reserva Biológica de Forno Grande (type locality of A. ruschii); 8, 6 km SW Viçosa; 9, Aldea Sapucai; 10, Caldas da Imperatriz. Main phytogeographic units recognized for Misiones are indicated: a. Rosewood and Assai Palm Forest; b. Laurel and Guatambu Forest; c. Montaine Araucaria Forest; and d. Montane Forest.
FIGURE 2 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 2. Abrawayaomys chebezi, new species (MACN 20253, holotype, Misiones, Argentina): skin in dorsal (a), ventral (b), and lateral (c) views.
FIGURE 6 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 6. Craniodental morphology of Abrawayaomys chebezi, new species (based on specimen MACN 20253, holotype, Misiones, Argentina): a, rostrum, dorsal view; b, skull, frontal view; c, interorbital region, dorsal view; d, rostrum, lateral view (note the position of the posterior border of the zygomatic plate and the incisor orientation with respect to molar plane); e, zygomatic arch, lateral view; f, pterygoid region (note the anterior extension of the mesopterygoid fossa with respect the M3 posterior face); g, temporal region, lateral view; h, mandible, ascending ramus in labial view; i, mandible, anterior portion in labial view; j, mandible, retromolar fossa in dorsal view; k, mandible, ascending ramus in lingual view; l, rostrum tip in ventral view. Abbreviations: ab, auditory bulla; cp, capsular projection; e, turbinals; f, frontal; fr, retromolar fossa; hp, hamular process of squamosal; if, incisive foramen; in, incisor; j, jugal; mf, mandibular foramen; ms, mesopterygoid fossa; n, nasal; nc, nasolacrimal capsule; p, parietal; pal, posterior opening of alisphenoid canal; pg, postglenoid foramen; pm, premaxillary; pt, parapterygoid plate; sf, subsquamosal fenestra; sq, squamosal; tt, tegmen tympani; zp, zygomatic plate.
FIGURE 3 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 3. Some features of the dorsal spines of Abrawayaomys chebezi, new species (based on specimen MACN 20253, holotype, Misiones, Argentina): a, cuticular scale pattern at spine base; b, cuticular scale pattern at spine mid portion; c, cuticular scale pattern at spine distal portion; d, spine longitudinal furrow at mid portion; e, spine tip. All the images were obtained from casts.
FIGURE 5 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 5. Abrawayaomys chebezi, new species (MACN 20253, holotype, Misiones, Argentina): Skull in lateral (top above), dorsal (bottom left), and ventral (bottom right) views, and mandible (top below) in labial view. Scale = 10 mm.
FIGURE 4 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species
FIGURE 4. Some external traits of Abrawayaomys chebezi, new species (based on specimen MACN 20253, holotype, Misiones, Argentina): a, unusual type of hair; b, caudal apical stuft; c, detail of caudal scales and hair sets; d, schematic manus, palmar view; e, schematic pes, plantar view; f, detail of ungual stuft, right pes in dorsal view.
On following pages: 357. Delicate Red-nosed Tree Mouse (Juliomys ossitenuis); 358. Montane Red-rumped Tree Mouse (Juliomys rimofrons); 3569. Araucaria Forest Tree Mouse (Juliomys ximenezi); 360. Ruschi''s Spiny Mouse (Abrawayaomys ruschii); 361. Chebez's Spiny Mouse (Abrawayaomys chebezi); 362. Montane Atlantic Forest Rat (Delomys altimontanus); 363. Pallid Atlantic Forest Rat (Delomys sublineatus); 364. Striped Atlantic Forest Rat (Delomys dorsalis); 365. North-western Conyrat (Reithrodon caurinus); 366. Naked-soled Conyrat (Reithrodon typicus); 367. Hairy-soled Conyrat (Reithrodon auritus); 368. Short-tailed Cane Mouse (Zygodontomys brevicauda); 369. Colombian Cane Mouse (Zygodontomys brunneus); 370. Ucayali South American Spiny Mouse (Scolomys ucayalensis); 371. Gray South American Spiny Mouse (Scolomys melanops); 372. Boquete Rice Rat (Nephelomys devius); 373. Santa Marta Rice Rat (Nephelomys maculiventen; 374. Mount Pirre Rice Rat (Nephelomys pirrensis); 375. Western Colombian Rice Rat (Nephelomys pectoralis); 376. Coastal Cordilleran Rice Rat (Nephelomys caracolus); 377 Merida Rice Rat (Nephelomys meridensis); 378. Child's Rice Rat (Nephelomys child); 379. White-throated Rice Rat (Nephelomys albigularis); 380. Greater Golden-bellied Rice Rat (Nephelomys auriventen; 381. Gray-bellied Rice Rat (Nephelomys moerex); 382. Lesser Golden-bellied Rice Rat (Nephelomys nimbosus); 383. Keays's Rice Rat (Nephelomys keaysi); 384. Nimble-footed Rice Rat (Nephelomys levipes), 385. Hammond's Rice Rat (Mindomys hammond). in Cricetidae
On following pages: 357. Delicate Red-nosed Tree Mouse (Juliomys ossitenuis); 358. Montane Red-rumped Tree Mouse (Juliomys rimofrons); 3569. Araucaria Forest Tree Mouse (Juliomys ximenezi); 360. Ruschi''s Spiny Mouse (Abrawayaomys ruschii); 361. Chebez's Spiny Mouse (Abrawayaomys chebezi); 362. Montane Atlantic Forest Rat (Delomys altimontanus); 363. Pallid Atlantic Forest Rat (Delomys sublineatus); 364. Striped Atlantic Forest Rat (Delomys dorsalis); 365. North-western Conyrat (Reithrodon caurinus); 366. Naked-soled Conyrat (Reithrodon typicus); 367. Hairy-soled Conyrat (Reithrodon auritus); 368. Short-tailed Cane Mouse (Zygodontomys brevicauda); 369. Colombian Cane Mouse (Zygodontomys brunneus); 370. Ucayali South American Spiny Mouse (Scolomys ucayalensis); 371. Gray South American Spiny Mouse (Scolomys melanops); 372. Boquete Rice Rat (Nephelomys devius); 373. Santa Marta Rice Rat (Nephelomys maculiventen; 374. Mount Pirre Rice Rat (Nephelomys pirrensis); 375. Western Colombian Rice Rat (Nephelomys pectoralis); 376. Coastal Cordilleran Rice Rat (Nephelomys caracolus); 377 Merida Rice Rat (Nephelomys meridensis); 378. Child's Rice Rat (Nephelomys child); 379. White-throated Rice Rat (Nephelomys albigularis); 380. Greater Golden-bellied Rice Rat (Nephelomys auriventen; 381. Gray-bellied Rice Rat (Nephelomys moerex); 382. Lesser Golden-bellied Rice Rat (Nephelomys nimbosus); 383. Keays's Rice Rat (Nephelomys keaysi); 384. Nimble-footed Rice Rat (Nephelomys levipes), 385. Hammond's Rice Rat (Mindomys hammond).
FIGURA 4 in ABRAWAYAOMYS RUSCHII Cunha & Cruz, 1979 (Rodentia, Cricetidae) no Estado do Rio de Janeiro, Brasil
FIGURA 4: Localidades conhecidas de Abrawayaomys ruschii e suas ecorregiões (Olson et al., 2001). (1) Reserva Biológica de Forno Grande, Castelo, Estado do Espírito Santo (20°30'S 41°06'W), Floresta Costeira da Bahia; (2) Parque Estadual do Rio Doce, Marliéria, Estado de Minas Gerais (19°30'S 42°31'W), Floresta do Interior da Bahia; (3) Aldeia Sapucai – Terra Indígena de Bracuí, Angra dos Reis, Estado do Rio de Janeiro (22°53'S 44°23'W), Floresta Costeira da Serra do Mar, e (4) El Dorado, Misiones, no limite da Argentina com o Brasil no Estado do Paraná (27°00'S 54°30'W), Floresta do Interior Paraná/Paraíba.
FIGURA 2 in ABRAWAYAOMYS RUSCHII Cunha & Cruz, 1979 (Rodentia, Cricetidae) no Estado do Rio de Janeiro, Brasil
FIGURA 2: Vistas dorsal (A), ventral (B) e lateral (C) do crânio do espécime MN 67557. Barra corresponde a 5 mm.
FIGURA 3 in ABRAWAYAOMYS RUSCHII Cunha & Cruz, 1979 (Rodentia, Cricetidae) no Estado do Rio de Janeiro, Brasil
FIGURA 3: Cariótipo com coloração convencional de Abrawayaomys ruschii (MN 67557).
FIGURA 1 in ABRAWAYAOMYS RUSCHII Cunha & Cruz, 1979 (Rodentia, Cricetidae) no Estado do Rio de Janeiro, Brasil
FIGURA 1: Individuo de Abrawayaomys ruschii coletado e analisado no presente estudo – MN 67557.
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