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FIGURES 12–17 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 12–17. Scanning electron microscopy images of Sicarius cariri n. sp. (female from Alvorada do Gurguéia, Piauí: 12–15, 17; IBSP 162705, 162706) and Sicarius tropicus (Mello-Leitão) (male from São José dos Cordeiros, Paraíba: 16; IBSP 162770). 12—Chelicerae, retromarginal view. 13—Right palp, prolateral view. Arrow indicates femoral picks. 14—Palpal femoral picks, prolateral view. 15—Proximal palpal femoral pick, prolateral view. 16—Left palpal femoral picks, prolateral view. 17—Second right tarsus, tarsal claws, lateral view. Abbreviations: ChL= apex of the cheliceral lamina, PL= promarginal lobe of the chelicerae, VO= venom outlet. Scale bars: 500μm (12), 200μm (13), 100μm (14, 16, 17), 20μm (15).
FIGURES 8–11 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 8–11. Scanning electron microscopy images of Sicarius cariri n. sp. (female from Alvorada do Gurguéia, Piauí, IBSP 162705, 162706). 8—Opisthosoma, dorsal view. 9—Female genitalia and tracheal system, cleared, dorsal view. 10— Spinnerets, ventral view. 11—Hairs from the tuft anterior to spinnerets. Abbreviations: BL=booklungs, Em=spermathecae, Ht=hair tuft, M=dorsal membrane, Sp=spinnerets, Tr=trachea. Scale bars: 1000μm (8), 200μm (9), 500μm (10), 20μm (11).
FIGURE 28 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURE 28. Sicarius tropicus (Mello-Leitão) (male from Cabaceiras, Paraíba, AMNH), right palpal bulb, prolateral, mirrored. Scale bar: 100μm.
FIGURES 2–7 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 2–7. Scanning electron microscopy images of Sicarius cariri n. sp. (female from Alvorada do Gurguéia, Piauí, IBSP 162705, 162706). 2—Prosoma, dorsal view. Arrows indicate central groups of macrosetae and macrosetae in the lateral border of the carapace. 3—Prosoma, dorsolateral view. Arrow indicates cheliceral stridulatory file. 4—Stridulatory file in the chelicerae, lateral view. 5—Prosoma, ventral view. 6—Mouth region, ventral view. 7—Chelicerae macrosetae, ventral view. Abbreviations: Ch=chelicerae, E=eye, Ed=endite, L=labium, SF=stridulatory file, St=sternum. Scale bars: 2000μm (2, 5), 1000μm (6), 500μm (3), 50μm (4, 7).
FIGURES 134–141. Sicarius spermathecae. 134 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 134–141. Sicarius spermathecae. 134. Sicarius tropicus (Mello-Leitão), neotype (MNRJ 6521), ventral. 135. Same, right branches. 136. Sicarius cariri n. sp., paratype (IBSP 162356), ventral. 137. Same, right branches. 138. Sicarius diadorim n. sp., paratype (UFMG 11605), ventral. 139. Same, central branches. 140. Sicarius ornatus n. sp., paratype (CHNUFPI 258), ventral. 141. Same, central branches. Arrows indicate ventral branches of the spermathecae. Scale bars: 100μm.
FIGURES 154–159. Habitats where Sicarius cariri n in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 154–159. Habitats where Sicarius cariri n. sp. has been found. 154. Little valley in a Caatinga area in São Raimundo Nonato, Piauí. 155. Arboreal Caatinga in Alvorada do Gurguéia, Piauí. 156. Caatinga with rock outcrops in Morro do Chapéu, Bahia. Photo by G.F.B. Pereira. 157. Sandy Caatinga in Xique-Xique, Bahia. Photo by G.F.B. Pereira. 158. Sandy Caatinga in Barra, Bahia. 159. Cashew (Anacardium occidentale L.) forest and Restinga in Ilha Grande, Piauí.
FIGURES 132–133 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 132–133. Scanning electron microscopy images of Sicarius ornatus n. sp., prolateral view of embolus. 132. Milagres, Bahia (IBSP 161100). 133. Itabaiana, Sergipe (IBSP 162807). Scale bars: 50μm.
FIGURES 88–91. Sicarius diadorim n in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 88–91. Sicarius diadorim n. sp. males. 88. Holotype from Itacarambi, Minas Gerais (UFMG 10789), left palp, prolateral. 89. Same, bulb. 90. Palmas do Monte Alto, Bahia (IBSP 161080), left bulb, prolateral. 91. Itaobim, Minas Gerais (UFMG 10157), left bulb, prolateral. Scale bars: 100μm (except 88, 1000μm).
FIGURES 41–46. 41—Sicarius cariri n in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 41–46. 41—Sicarius cariri n. sp., male from Luís Corrêa, Piauí. This individual was found buried in the sand next to a tree. 42—Exuvia of a S. cariri n. sp. individual hanging from a cave wall in Paulo Afonso, Bahia. 43—Sperm web of S. tropicus from Lajes, Rio Grande do Norte. 44—Couple of S. cariri n. sp. in copula (male on bottom, IBSP 162272, female on top, IBSP 162273). Morro do Chapéu, Bahia. Photo by G.F.B. Pereira. 45—Eggsac of S. tropicus from Campina Grande, Paraíba. 46—Eggsac of S. diadorim n. sp. from Itacarambi, Minas Gerais. Photo by H. Yamaguti.
FIGURES 64–71. Sicarius cariri n in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 64–71. Sicarius cariri n. sp. males. 64. Holotype from São Raimundo Nonato, Piauí (IBSP 162345), left palp, prolateral. 65. Same, bulb. 66. Guaribas, Piauí, Brasil (IBSP 56025), left bulb, apical. 67. São Domingos, Goiás (MNRJ 6250), left bulb, prolateral. 68. Riacho Seco, Bahia (IBSP 161063), left bulb, prolateral. 69. Caruaru, Pernambuco (IBSP 161053), left bulb, prolateral. 70. Lençóis, Bahia (MNRJ 6264), left palp, prolateral. 71. Xique-Xique, Bahia (IBSP 162285), left bulb, prolateral. Scale bars: 100μm (except 64, 1000μm).
FIGURES 18–21 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 18–21. Scanning electron microscopy images of Sicarius cariri n. sp. (female from Alvorada do Gurguéia, Piauí: 18, 19, 21; IBSP 162705, 162706) and S. ornatus n. sp. (male from Milagres, Bahia: 20; IBSP 161100). 18. Second right femur, prolateral view. Arrows indicate groups of black setae. 19. Same, dorsolateral view. Arrows indicate groups of black setae (top) and anterodorsal line of exposed cuticle (bottom). 20. Second right femur, group of black setae, prolateral view. Arrow indicates a chemosensory seta. 21- Second right tarsus, trichobotrial base, anterolateral view. Scale bars: 1000μm (18), 500μm (19), 100μm (20), 10μm (21).
FIGURE 1 in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURE 1. Distribution of Sicarius species in the New World. SDTFs=seasonally dry tropical forests. The Caatinga is the large SDTF nucleus in northeastern Brazil. Records outside the Caatinga correspond to specimens examined by us, but not included in this study.
FIGURES 92–103. Sicarius diadorim n in The six-eyed sand spiders of the genus Sicarius (Araneae: Haplogynae: Sicariidae) from the Brazilian Caatinga
FIGURES 92–103. Sicarius diadorim n. sp. female internal genitalia. 92. Paratype from Itacarambi, Minas Gerais (UFMG 11605), dorsal. 93. Same, ventral. 94. Fazenda Trijunção, Cocos, Bahia (DZUB 5000), dorsal. 95. Same, ventral. 96. Female from the same locality (IBSP 42147), dorsal. 97. Same, ventral. 98. Espinosa, Minas Gerais (IBSP 162292), dorsal. 99. Same, ventral. 100. Guanambi, Bahia (AMNH), dorsal. 101. Same, ventral. 102. Subadult female from Itacarambi, Minas Gerais (UFMG 4880), dorsal. 103. Subadult female from the same locality (UFMG 4881), dorsal. Scale bars: 100μm.
FIGURE 4. Basal wing cells. A in Palpada panorama sp. n. (Diptera: Syrphidae), a big-eyed hoverfly from Peru and Suriname
FIGURE 4. Basal wing cells. A. Palpada panorama sp. n., male (holotype); B. Palpada erratica (Curran), male (Peru, Pucallpa, 23.iv.1965, J. Schunke, BMNH).
FIGURE 1 in Palpada panorama sp. n. (Diptera: Syrphidae), a big-eyed hoverfly from Peru and Suriname
FIGURE 1. Palpada panorama sp. n. male. A. Holotype, dorsal view; B. Holotype, lateral view; C. Paratype (from Suriname), dorsal view.
FIGURE 3. Head, anterodorsal view. A–B in Palpada panorama sp. n. (Diptera: Syrphidae), a big-eyed hoverfly from Peru and Suriname
FIGURE 3. Head, anterodorsal view. A–B. Palpada panorama sp. n. male (holotype). B. detail of contiguity and ommatidia. C–D Palpada erratica (Curran), male, part of head, anterodorsal view (Peru, Pucallpa, 23.iv.1965, J. Schunke, BMNH). D. detail of contiguity and ommatidia.
FIGURE 2. Head. A–B in Palpada panorama sp. n. (Diptera: Syrphidae), a big-eyed hoverfly from Peru and Suriname
FIGURE 2. Head. A–B Palpada panorama sp. n. male (holotype). A. frontal view; B. lateral view. C–D Palpada erratica Curran, male (Peru, Pucallpa, 23.iv.1965, J. Schunke, BMNH). C. frontal view; D. lateral view.
FIGURE 5. Male genitalia, lateral view. A in Palpada panorama sp. n. (Diptera: Syrphidae), a big-eyed hoverfly from Peru and Suriname
FIGURE 5. Male genitalia, lateral view. A. Palpada panorama sp. n. (paratype from Peru); B. Palpada erratica (Curran) (Brazil, Rondônia, Ouro Preto d´Oeste, 20.xi.1987, leg. C.Elias, coll. DZUP).
FIGURE 6 in A new red-eyed of stream treefrog of Hyloscirtus (Anura: Hylidae) from Peru, with comments on the taxonomy of the genus
FIGURE 6. Ventral view of left hands in males of some species of the Hyloscirtus larinopygion species group, showing morphological diversity in the group. (A) H. princecharlesi (QCAZ 44893); (B) H. lindae (QCAZ 41298); (C) H. tapichalaca (QCAZ 17776); (D) H. diabolus (CORBIDI 12885). Scale bar = 5 mm. Photos: M. Rivera-Correa.
FIGURE 5 in A new red-eyed of stream treefrog of Hyloscirtus (Anura: Hylidae) from Peru, with comments on the taxonomy of the genus
FIGURE 5. Geographic distribution of Hyloscirtus diabolus sp. nov. (holotype locality, star; paratype locality, dot), H. condor (triangle), and H. tapichalaca (square).
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
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.