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890 results for “new serpent species”
FIGURE 6 in Chance, luck and a fortunate finding: a new species of watersnake of the genus Helicops Wagler, 1828 (Serpentes: Xenodontinae), from the Brazilian Pantanal wetlands
FIGURE 6. Sulcate (left) and asulcate (right) faces of the fully everted and maximally expanded hemipenis (right organ) of the holotype of Helicops boitata (UFMT-R 11940), from the margins of Transpantaneira Road, region of Poconé, state of Mato Grosso, Brazil. Scale bar = 10 mm.
FIGURE 7 in Chance, luck and a fortunate finding: a new species of watersnake of the genus Helicops Wagler, 1828 (Serpentes: Xenodontinae), from the Brazilian Pantanal wetlands
FIGURE 7. The holotype of Helicops boitata (UFMT-R 11940) in the wild, as found in the moment of collection (above), and a general perspective of the habitat in the collection site on May 2016 (below), at Pantanal wetlands in the margins of Transpan- taneira Road, region of Poconé, state of Mato Grosso, Brazil.
FIGURE 12 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 12. Landscape view of the habitat of Bothrops monsignifer at Refugio Los Volcanes, department of Santa Cruz, Bolivia (type locality—left; photo by J. Timms) and area between Chuine y Pacopacuni, department of Puno, Peru (right; photo by J.C. Chaparro (B).
FIGURE 9 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 9. Dorsolateral views of the body and head of Bothrops monsignifer (A), Bothrops sanctaecrucis (B), Bothrops atrox (C), Bothrops mattogrossensis (D), Bothrocophias andianus (E), Bothrocophias microphthalmus (F), and Bothrops brazili (G). Photos by J. Timms (A/body, B/head, C/body, D/head, E/body), P. Venegas (F/body/head, G/body/head), J. Cuevas (A/head, D/body, E/head), M. Candel (C/head) and P. Gómez (B/body).
FIGURE 8 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 8. General view in life of the paratype (CORBIDI 2067—A, TL= 448 mm) of Bothrops monsignifer showing detail of tail coloration. Anterior-lateral view of the head of preserved holotype (MNK 5556—B, HL= 53 mm) of Bothrops monsignifer showing partially fused lacunolabial. Frontal view of the head of paratype (CORBIDI 10377—C, HL= 51 mm) of Bothrops monsignifer showing the rostral scale. Lateral view of the head of paratype (MUBI 5675—D, HL= 21 mm) of Bothrops monsignifer showing canthorostral. Anterior-dorsal view of the head of paratype (MUBI 5675—E; HL= 21mm) of Bothrops monsignifer showing separated internasals. Anterior-dorsal view of the head of holotype (MNK 5556—F, HL= 53 mm) of Bothrops monsignifer showing internasals in contact.
FIGURE 6 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 6. Dorsal (left) and ventral (right) views of preserved paratypes (CORBIDI 10377—A, TL= 1178 mm; CORBIDI 2058—B, TL= 299 mm; CORBIDI 2067—C, TL= 448 mm; MUSM 25600—D, TL= 355 mm) of Bothrops monsignifer. TL= total length.
FIGURE 5 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 5. General view of the holotype (MNK 5556—A, TL= 1280 mm) and paratypes (MNK 5557—B, TL= 865 mm; CORBIDI 10377—C, TL= 1178 mm; MUSM 25600—D, TL= 355 mm; CORBIDI 2067—E, TL= 448 mm; CORBIDI 2058— F, TL= 299 mm) of Bothrops monsignifer. Photos by J. Timms (A, B), M. Lundberg (C, E, F), and D. Rodríguez (D). TL= total length.
FIGURE 3 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 3. Single cladogram obtained in the analysis of cytb and nd4 partitions under implied weights (k= 15; length= 2855; fit= 620.765). Jackknife and bootstrap values (> 50%) shown above and below nodes, respectively.
FIGURE 2 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 2. Single cladogram obtained in the analysis of total evidence under equal weights (length= 3263.873). Jackknife and bootstrap values (> 50%) shown above and below nodes, respectively.
FIGURE 7 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 7. Lateral, dorsal and ventral views of the head of preserved holotype (MNK 5556—A, HL= 53 mm) and paratypes (MNK 5557—B, HL= 38 mm; CORBIDI 10377—C, HL= 51 mm; MUBI 5675—D, HL= 21 mm; MUBI 5677—E, HL= 21 mm; CORBIDI 2067—F, HL= 25 mm) of Bothrops monsignifer. HL= head length.
FIGURE 1 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 1. First specimen of the new species photographed in Bolivia (Refugio Los Volcanes, department of Santa Cruz). Photo by W. Guzmán.
FIGURE 11 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 11. Distribution of Bothrops monsignifer and geographically close species of Bothrops and Bothrocophias (based on the specimens examined).
FIGURE 4 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 4. Single cladogram obtained in the analysis of morphology under implied weights (k= 9; length= 384.608; Fit= 80.087). Jackknife and bootstrap values (> 50%) shown above and below nodes, respectively.
FIGURE 10 in A new species of pitviper of the genus Bothrops (Serpentes: Viperidae: Crotalinae) from the Central Andes of South America
FIGURE 10. Asulcate (left) and sulcate (right) views of the hemipenis of the paratype of Bothrops monsignifer (MNK 4313, TL= 26.87 mm).
Fig. 8 in Integrated evidence sheds light on the taxonomy of the widespread Tantilla melanocephala species complex (Serpentes: Colubridae) and indicates the existence of a new species from southern South America
Fig. 8 Overview of South American Tantilla species. a T. selmae; b T. boipiranga; c T. melanocephala, Surinam pattern (above), Brazilian Cerrado pattern (middle), and transAndean pattern (bellow); d T. capistrata; e T. petersi. Illustrations by Lucas Kias
Fig. 4 in Integrated evidence sheds light on the taxonomy of the widespread Tantilla melanocephala species complex (Serpentes: Colubridae) and indicates the existence of a new species from southern South America
Fig. 4 Boxplots for selected variables based on the dataset D1, demonstrating the morphological differences among OTUs of the Tantilla melanocephala complex. Number of ventral scales in (a) females and (b) males; number of subcaudal scales in (c) females and (d) males. The thin (red) horizontal line within the box indicates the mean; the thick (black) horizontal line within the box indicates the median; the open circles are data points
Fig. 5 in Integrated evidence sheds light on the taxonomy of the widespread Tantilla melanocephala species complex (Serpentes: Colubridae) and indicates the existence of a new species from southern South America
Fig. 5 Specimens of Tantilla melanocephala complex from Brazil. a T. aff. melanocephala 1 from Bagé, RS, Brazil, IBSP 91713; b T. boipiranga from Morro do Pilar, MG, Brazil, IBSP 79060; c T. cf. melanocephala from Atibaia, SP, Brazil, IBSP 19376; d T. cf. melanocephala from Palmas, TO, Brazil, IBSP 65185; e T. cf. melanocephala from Aquidauana, MS, Brazil, IBSP 26757; f T. melanocephala from Belém, PA, Brazil, IBSP 15047
Fig. 7 in Integrated evidence sheds light on the taxonomy of the widespread Tantilla melanocephala species complex (Serpentes: Colubridae) and indicates the existence of a new species from southern South America
Fig. 7 Holotype of Tantilla selmae (IBSP 92724). Head views on the (a) dorsal, (b) right lateral, (c) left lateral, and (d) ventral. Body views on the (e) dorsal and (f) ventral. Horizontal scale bar: 2 mm. Vertical scale bar: 10 mm
FIG. 5 in Discovery of a New Species of Enigmatic Odd-Scaled Snake (Serpentes: Xenodermidae: Achalinus) from Ha Giang Province, Vietnam
FIG. 5. (A, B) Lateral, (C) dorsal, and (D) ventral views of the head of the holotype (IEBR 4698) of Achalinus zugorum, new species, after preservation. Each white bar ¼ 5 mm.
FIG. 3 in Discovery of a New Species of Enigmatic Odd-Scaled Snake (Serpentes: Xenodermidae: Achalinus) from Ha Giang Province, Vietnam
FIG. 3. (A) Map of all type localities for odd-scaled snakes (Achalinus) and (B) province-level map of Vietnam with type localities in that country. Black arrow indicates location of Ha Giang Province. All type localities of recognized Achalinus are included with the exception of that for A. spinalis, which is geographically imprecise (''angeblich aus Japan'' ¼ allegedly from Japan; Peters, 1869). Countries are labeled with ISO alpha-2 codes.
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Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.