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350 results for “Guiana Shield”
FIGURE 2 in A new species of Amazophrynella (Anura: Bufonidae) from the southwestern part of the Brazilian Guiana Shield
FIGURE 2. Phylogenetic relationship of Amazophrynella species inferred using the maximum-likelihood criterion. Analysis was performed with 480 bp of 16S rDNA under the GTR+I+G model of molecular evolution. Branch support values are based on 1000 bootstrap pseudoreplicates..
FIGURE 1 in A new species of Amazophrynella (Anura: Bufonidae) from the southwestern part of the Brazilian Guiana Shield
FIGURE 1. Holotype of Amazophrynella manaos sp. nov. (INPA-H 31866): A) Dorsal view, B) Ventral view, C) Dorsal view of head, D) Ventral view of head, E) Ventral view of the right foot, F) Ventral view of right hand.
FIGURE 3 in A new species of Amazophrynella (Anura: Bufonidae) from the southwestern part of the Brazilian Guiana Shield
FIGURE 3. Specimens of Amazophrynella minuta from Taracuá mission, Uaupés River, municipality of São Gabriel da Cachoeira, Amazonas, Brazil (INPA-H 32727 and INPA-H 32735).
FIG. 11 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 11. Dorsal, lateral, and ventral views of Characidium wangyapoik, new species, in life, CSBD F-3615, holotype, 72.6 mm SL. Photos by N. K. Lujan.
FIG. 12 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 12. Dorsal, lateral, and ventral views of Characidium wangyapoik, new species, after preservation, CSBD F-3615, holotype, 72.6 mm SL; Kuribrong River population. Photos by J. W. Armbruster.
FIG. 9 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 9. Distributions of Characidium declivirostre, C. duplicatum, new species, and C. wangyapoik, new species. Type localities indicated by T's (approximated for C. declivirostre).
FIG. 8 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 8. Dorsal, lateral, and ventral views of a specimen of Characidium declivirostre from the same stream as the type locality, AUM 36625, 50.1 mm SL. Scale ¼ 1 cm. Photos by J. W. Armbruster.
FIG. 7 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 7. Dorsal, lateral, and ventral views of Characidium declivirostre in life, AUM 56680, 55.5 mm SL; Raudales Danto, Río Cuao, Amazonas, Venezuela. Photos by N. K. Lujan.
FIG. 4 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 4. Dorsal, lateral, and ventral views of Characidium crandellii in life, potential nuptial male, AUM 67142, 106.9 mm SL; Ireng River population. Photos by N. K. Lujan.
FIG. 5 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 5. Dorsal and lateral views of Characidium crandellii in life, common coloration, AUM 62874, 57.0 mm SL; Kuribrong River population. Photos by J. W. Armbruster.
FIG. 3 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 3. Plot of the ratio of orbital diameter to head length versus standard length for all measured specimens of fast-water Characidium of the Guiana Shield showing allometry in eye size.
FIG. 2 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 2. (A) Landmarks used in geometric morphometrics. Specimens were propped to maintain bodies orthogonal to the lens (Characidium declivirostre, AUM 36674, 44.0 mm SL); photo by J. W. Armbruster. (B) Wireframes of changes along PC1; gray is average shape and black is a shape that corresponds to a shape with þ0.1 Procrustes units. (C) Wireframes of changes along PC2 colored as in B. (D) Results of PCA of geometric morphometrics; specimens of C. crandellii are split by basin with a syntype (Amazon basin) indicated in black.
FIG. 1 in Redescription of the Guiana Shield Darter Species Characidium crandellii and C. declivirostre (Crenuchidae) with Descriptions of Two New Species
FIG. 1. Thickened, keratinized pads on the undersurface of the anterior pectoral-fin rays of (A) Characidium wangyapoik, new species, CSBD F-3615, holotype, and (B) C. crandellii, AUM 67142. Photos by N. K. Lujan.
FIGURE 8 in Revision of Limnocoris Stål (Heteroptera: Nepomorpha: Naucoridae) of the Guiana Shield and Amazon regions
FIGURE 8. Limnocoris menkei La Rivers. (A) Dorsal habitus and (B) ventral habitus of male paratype, hindwing brachypterous (CAS), (C) dorsal habitus of male paratype of L. birabeni De Carlo n. syn. (INPA), (D) ventral view of head and part of thorax, black arrow indicates posterior end of propleuron shagreened area, (E) dorsal view of abdominal segments III–V, black arrows indicate posterolateral corners, (F) terminal abdominal sterna of female, and (G) lateral view of meso- and metasternal carinae. Size bar = 1.00 mm and applies only to Figs. A–C.
FIGURE 3 in Revision of Limnocoris Stål (Heteroptera: Nepomorpha: Naucoridae) of the Guiana Shield and Amazon regions
FIGURE 3. Limnocoris burmeisteri De Carlo. (A) Dorsal habitus and (B) ventral habitus of female hindwing brachypterous (from French Guiana), (C) dorsal habitus of hindwing macropterous (from Mato Grosso, Brazil), (D) ventral view of part of head and thorax, (E) lateral margin of male abdominal segment V in ventral view, (F) terminal abdominal sterna of female, and (G) lateral view of meso- and metasternal carinae. Size bar = 1.00 mm and applies only to Figs. A–C.
FIGURE 4 in Revision of Limnocoris Stål (Heteroptera: Nepomorpha: Naucoridae) of the Guiana Shield and Amazon regions
FIGURE 4. Limnocoris fittkaui De Carlo. (A) Dorsal habitus of male paratype hindwing brachypterous (INPA), (B) dorsal habitus and (C) ventral habitus of female hindwing macropterous (from Amazonas, Venezuela), (D) ventral view of part of head and thorax, (E) ventral view of abdominal segments IV–VI of female, (F) ventral view of abdominal segments V–VI of male, black arrow indicates posterolateral corner of segment V, (G) terminal abdominal sterna of female, and (H) lateral view of meso- and metasternal carinae. Size bar = 1.00 mm and applies only to Figs. A–C.
FIGURE 11. Limnocoris yanomami Rodrigues & Sites n in Revision of Limnocoris Stål (Heteroptera: Nepomorpha: Naucoridae) of the Guiana Shield and Amazon regions
FIGURE 11. Limnocoris yanomami Rodrigues & Sites n. sp. (A) Dorsal habitus and (B) ventral habitus of male holotype, hindwing brachypterous (MZUSP), (C) ventral view of head and part of thorax, (D) terminal abdominal sterna of female, and (E) lateral view of meso- and metasternal carinae. Size bar = 1.00 mm and applies only to Figs. A–B.
FIGURE 7. Limnocoris inflatus Rodrigues & Sites n in Revision of Limnocoris Stål (Heteroptera: Nepomorpha: Naucoridae) of the Guiana Shield and Amazon regions
FIGURE 7. Limnocoris inflatus Rodrigues & Sites n. sp. (A) Dorsal habitus and (B) ventral habitus of female paratype, hindwing brachypterous (MZUSP), (C) propleuron, black arrow indicates posterior end of shagreened area, (D) ventral view of head and part of thorax, (E) lateral margin of female abdominal segment V in ventral view, (F) terminal abdominal sterna of female, and (G) lateral view of meso- and metasternal carinae. Size bar = 1.00 mm and applies only to Figs. A–B.
FIGURE 10. Limnocoris surinamensis Nieser n in Revision of Limnocoris Stål (Heteroptera: Nepomorpha: Naucoridae) of the Guiana Shield and Amazon regions
FIGURE 10. Limnocoris surinamensis Nieser n. stat. (A) Dorsal habitus and (B) ventral habitus of female paratype, hindwing brachypterous (USNM), (C) ventral view of part of head and thorax, (D) ventral view of abdominal segments V–VI of male, black arrow indicates posterolateral corner of segment V, (E) terminal abdominal sterna of female, and (F) lateral view of meso- and metasternal carinae. Size bar = 1.00 mm and applies only to Figs. A–B.
FIGURE 9. Limnocoris moreirai Rodrigues & Sites n in Revision of Limnocoris Stål (Heteroptera: Nepomorpha: Naucoridae) of the Guiana Shield and Amazon regions
FIGURE 9. Limnocoris moreirai Rodrigues & Sites n. sp. (A) Dorsal habitus and (B) ventral habitus of female holotype, hindwing brachypterous (MZUSP), (C) ventral view of part of thorax, white arrow indicates posterior margin of propleuron convex at mid-length, propleuron pruinose area delimited by dotted line, (D) terminal abdominal sterna of female, and (E) lateral view of meso- and metasternal carinae. Size bar = 1.00 mm and applies only to Figs. A–B.
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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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.