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513 results for “southern Mexico”
FIGURE 7 in New species and records of the earthworm genus Ramiellona (Annelida, Oligochaeta, Acanthodrilidae) from southern Mexico and Guatemala
FIGURE 7. Ramiellona strigosa setosa Righi. Ventral view of individuals from different populations, showing different patterns of genital marks: A. Chajul, IEOL 1978. B. Chajul, IEOL 1940. C. Agua Blanca, IEOL 4239. D. Huimanguillo, IEOL 3313–1. E. San Cristobal, IEOL 4040. Scale 2 mm.
FIGURE 5 in New species and records of the earthworm genus Ramiellona (Annelida, Oligochaeta, Acanthodrilidae) from southern Mexico and Guatemala
FIGURE 5. Ramiellona microscolecina sp. nov. A. Ventral view of anterior region (paratype IEOL 3701). B. Right side spermatheca, dorsal view. C. Right side spermatheca, ventral view. Holotype IEOL 3356. Scale 1 mm.
FIGURE 4 in New species and records of the earthworm genus Ramiellona (Annelida, Oligochaeta, Acanthodrilidae) from southern Mexico and Guatemala
FIGURE 4. Ramiellona teapaensis sp. nov. A. Penial seta b of segment 17 (scale 100 µm). B. Spermathecal seta b of segment 7 (scale 100 µm). Holotype IEOL 4224. C. Distal ornamentation of penial seta 17a. (scale 10 µm). D. Ornamentation of spermathecal seta 8a. (scale 10 µm). Paratype IEOL 4225. SEM photographs.
FIGURE 3 in New species and records of the earthworm genus Ramiellona (Annelida, Oligochaeta, Acanthodrilidae) from southern Mexico and Guatemala
FIGURE 3. Ramiellona teapaensis sp. nov. A. External ventral view of anterior region. B. Spermatheca from segment 9, dorsal view. C. Simplified drawing of a transverse section of esophagus and dorsal stalked calciferous glands from segment 10. D = dorsal, V = ventral, d.v. = dorsal vessel, s.v. = supra-esophageal vessel. Paratype IEOL 4225. Scale 0.5 mm.
FIGURE 2 in New species and records of the earthworm genus Ramiellona (Annelida, Oligochaeta, Acanthodrilidae) from southern Mexico and Guatemala
FIGURE 2. Ramiellona tojolabala sp. nov. A. Penial seta a of segment 19 (scale 200 µm). SEM photographs. B. Apex of penial seta 19a (scale 50 µm). C. Spermathecal seta a of segment 7 (scale 100 µm). D. Apex of spermathecal seta 7a (scale 20 µm). Paratype IEOL 2149.
FIGURE 1 in New species and records of the earthworm genus Ramiellona (Annelida, Oligochaeta, Acanthodrilidae) from southern Mexico and Guatemala
FIGURE 1. Ramiellona tojolabala sp. nov. A. External ventral view of anterior region. B. Spermatheca from segment 9, dorsal view. C. Transverse section (hand made dissection) from segment 9, showing the esophagus and dorsal stalked calciferous glands. D = dorsal, V = Ventral. Holotype IEOL 4238. Scale 1 mm.
FIGURE 7 in A new species of bunchgrass lizard (Squamata: Phrynosomatidae) from the southern sky islands of the Sierra Madre Occidental, Mexico
FIGURE 7. Habitat at the type locality for Sceloporus aurantius sp. nov., Los Alisos, Sierra del Laurel, Aguascalientes.
FIGURE 3 in A new species of bunchgrass lizard (Squamata: Phrynosomatidae) from the southern sky islands of the Sierra Madre Occidental, Mexico
FIGURE 3. Results of the principal components analyses when all individuals of Sceloporus scalaris group species were analyzed together (a), females only (b), and males only (c).
FIGURE 2 in A new species of bunchgrass lizard (Squamata: Phrynosomatidae) from the southern sky islands of the Sierra Madre Occidental, Mexico
FIGURE 2. Multi-locus species tree from Grummer et al. (2014) derived from coalescent-based analyses of 4,635 base pairs of nuclear DNA. The phylogenetic distinctiveness of Sceloporus aurantius sp. nov. was supported by Bayes factor species delimitation. Numbers at nodes represent Bayesian posterior probability support values.
FIGURE 5 in A new species of bunchgrass lizard (Squamata: Phrynosomatidae) from the southern sky islands of the Sierra Madre Occidental, Mexico
FIGURE 5. Dorsal pattern variation within the paratype series of Sceloporus aurantius sp. nov. from the Sierra del Laurel, Aguascalientes: a) MZFC 25102 (female), b) MZFC 25103 (female), c) MZFC 25106 (male), and d) MZFC 25101 (male).
FIGURE 4 in A new species of bunchgrass lizard (Squamata: Phrynosomatidae) from the southern sky islands of the Sierra Madre Occidental, Mexico
FIGURE 4. Holotype specimen of Sceloporus aurantius sp. nov. (MZFC 28392) in dorsal (a), ventral (b), and in-life (c) views.
FIGURE 1 in A new species of bunchgrass lizard (Squamata: Phrynosomatidae) from the southern sky islands of the Sierra Madre Occidental, Mexico
FIGURE 1. Distribution of bunchgrass lizards in the Sceloporus scalaris group included in this study. Stars denote the known localities of Sceloporus aurantius sp. nov. (yellow star is type locality). Colors of S. brownorum, S. scalaris, S. slevini, and S. unicanthalis match the colors in principal components analyses results presented in Figure 3.
FIGURE 3. Nereis alacranensis n in Nereis alacranensis, a new species of polychaete (Annelida, Nereididae) from Alacranes Reef, southern Gulf of Mexico, with a key to Nereis from the Grand Caribbean
FIGURE 3. Nereis alacranensis n. sp. (Paratype). (A) Peristomium, ventral view. (B) Close-up of the peristomial ventral plate, on external side of peristomium. Nereis baolingi de León-González & Solís-Weiss, 2000 (Paratype). (C) Homogomph falciger. (D) Anterior end, dorsal view. (E) Anterior end, ventral view. (F) Jaws. Scale: A = 200 µm; B = 20 µm; C = 15 µm; D–E = 1 mm; F = 0.5 mm.
FIGURE 2. Nereis alacranensis n in Nereis alacranensis, a new species of polychaete (Annelida, Nereididae) from Alacranes Reef, southern Gulf of Mexico, with a key to Nereis from the Grand Caribbean
FIGURE 2. Nereis alacranensis n. sp. (A) Anterior end, dorsal view. (B) Anterior end, ventral view (arrow shows the peristomial ventral plate, arc shaped). (C) Notochaetae, homogomph spinigers. (D) Parapodia 1–2. (E) and (F) Homogomph falcigers. (G) Parapodium 10. (H) Neurochaetae, dorsal heterogomph falcigers. (I) Ventral heterogomph falcigers. (A, B, F: Holotype; C, D, E, G, H, I: Paratype. Scale: A–B = 0.7 mm; C = 40 µm; D,G = 100 µm; E,F,H,I = 10 µm.
FIGURE 1. Nereis alacranensis n in Nereis alacranensis, a new species of polychaete (Annelida, Nereididae) from Alacranes Reef, southern Gulf of Mexico, with a key to Nereis from the Grand Caribbean
FIGURE 1. Nereis alacranensis n. sp. (Holotype). (A) Anterior end, dorsal view. (B) Anterior end, ventral view (arrow shows the peristomial ventral plate, arc shaped). (C) Pygidium. (D) Parapodium 1. (E) Parapodium 10. (F) Parapodium 25. (G) Parapodium 50. Scale: A–B = 0.8 mm; C = 1 mm; D = 0.6 mm; E = 0.8 mm; F–G = 0.5 mm.
FIGURES 15–18. D in Duocrassana longula, new genus and species of leafhopper (Hemiptera: Cicadellidae: Deltocephalinae) from southern Mexico and its relationship to other genera in Athysanini
FIGURES 15–18. D. longula gen. and sp. nov. 15. Male, dorsal view; 16. Female, dorsal habitus; 17a. Female, face details (in INHS); 17b. Female, face details (in CZUG); 18. Female, lateral habitus. Scale bar 1 mm.
FIGURE 2 in Notes on some tardigrades from southern Mexico with description of three new species
FIGURE 2. Pseudechiniscus gullii sp. n. A. Holotype on dorsal view; the dimple between the scapular plate and the median plate 1 is evident. B. Paratype on dorsal view. C. Anterior portion of the body of a paratype; the cephalic appendages are focused. D. Claws of the second and third pairs of legs (holotype). E. Posterior portion of the body of a paratype on lateral view. Scale bar = 10
FIGURE 4 in Notes on some tardigrades from southern Mexico with description of three new species
FIGURE 4. Minibiotus continuus sp. n. A. Habitus and buccopharyngeal apparatus of the holotype (scale bar = 20 m). B. Claws of the third pair of legs of a paratype. C. Claws of the fourth pair of legs of a paratype. D. egg. E–F. Detail of the eggs where the hyaline layer is evident. Scale bar = 10 m.
FIGURE 1. Pseudechiniscus juanitae. A. habitus. B in Notes on some tardigrades from southern Mexico with description of three new species
FIGURE 1. Pseudechiniscus juanitae. A. habitus. B. Anterior portion of the body; the cephalic appendages are focused. C. Anterior portion of the body; a spur is visible on the internal claws of the first pair of claws. Scale bar = 10 m.
FIGURE 3 in Notes on some tardigrades from southern Mexico with description of three new species
FIGURE 3. Macrobiotus contii sp. n. A. Buccopharyngeal apparatus of the holotype. B. Claws of third and fourth pairs of legs. C–D. Egg. Scale bar = 10 m.
ScienceDex guides
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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)
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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.