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16,415 results for “species key”
Fig. 1 in A new species of Roeboides (Teleostei: Characidae) from Costa Rica and Panama, with a key to the middle American species of the genus
Fig. 1. Distribution of Roeboides bussingi. Holotype indicated by the star, circles represent paratypes.
Fig. 3 in A new species of Roeboides (Teleostei: Characidae) from Costa Rica and Panama, with a key to the middle American species of the genus
Fig. 3. (a) Anterior portion of the anal fin of Roeboides bussingi (LSUMZ 14797, 79.0 mm SL; paratype) showing concentration of melanophores forming a dark band at the edge of the fin. (b) Same region of anal fin of R. bouchellei (LSUMZ 14798, 72.2 mm SL) showing scattered melanophores, without a distinctive dark band. (c) Caudal region of R. bussingi showing the teardrop-shaped spot that extends onto the caudal fin. (d) Caudal region of R. bouchellei showing a lighter and triangleshaped spot, largely restricted to the caudal peduncle. Also note the densely distributed melanophores on the body of R. bussingi and the lighter body coloration and fewer melanophores in R. bouchellei.
Fig. 2 in A new species of Roeboides (Teleostei: Characidae) from Costa Rica and Panama, with a key to the middle American species of the genus
Fig. 2. Photographs of (a) Roeboides bussingi (LSUMZ 14629; 69.2 mm SL) depicting live coloration, and (b) preserved holotype (LSUMZ 14799; 74.9 mm SL).
Fig. 2 in An illustrated key to the Bulgarian freshwater crayfish species of family Astacidae (Crustacea: Decapoda)
Fig. 2. Astacus leptodactylus: a/ spines behind cervical groove; b/ rostrum; c/ abdominal pleura 2-4; d/ second gonopod with talon.
Fig. 3 in An illustrated key to the Bulgarian freshwater crayfish species of family Astacidae (Crustacea: Decapoda)
Fig. 3. Astacus astacus: a/ spines behind cervical groove; b/ rostrum; c/ abdominal pleura 2-4; d/ second gonopod.
Fig. 3 in A newly established non-native praying mantis species, Liturgusa maya (Mantodea: Liturgusidae) in Florida, USA, and a key to Florida mantis genera
Fig. 3. Praying mantis genera in Florida: (A) Mantoida maya female (photograph by Cheryl Harleston (www.inaturalist.org, CC BY-NC-SA); (B) Brunneria borealis female (photograph by Gary L. Dearman); (C) Oligonicella scudderi female (photograph by Jennifer Thompson); (D) Thesprotia graminis female (photograph by Sturgis McKeever, Georgia Southern University (www.Bugwood.org, CC-BY-NC); (E) Gonatista grisea female (photograph by Scott D. Nelson); (F) Liturgusa maya female (photograph by Brian Fridie Jr.); (G) Stagmomantis carolina female (photograph by Wendy Garfinkel-Gold); (H) Stagmomantis floridensis female (photograph by Andrew Nisip).
Fig. 2 in A newly established non-native praying mantis species, Liturgusa maya (Mantodea: Liturgusidae) in Florida, USA, and a key to Florida mantis genera
Fig. 2. Liturgusa maya specimens were collected in and near Long Key Natural Area and Nature Center (red star on large map) in Davie, Florida. The inset map indicates the proximity of the 2 collection sites (adjacent red stars) to National Parks and Preserves. (Maps modified from www.freemapsonline.com and www.nps.gov).
Fig. 1 in A newly established non-native praying mantis species, Liturgusa maya (Mantodea: Liturgusidae) in Florida, USA, and a key to Florida mantis genera
Fig. 1. Habitus images of Liturgusa maya collected in Long Key Natural Area and Nature Center, Davie, Florida. (A) Adult female (scale = 1 cm); (B) ootheca produced by captive female (scale = 1 mm) (photographs by Rick Wherley).
Figure 5 in Two new species of the family Rhynchitidae (Coleoptera: Curculionoidea) from Eocene Baltic amber, with key to species and assumed trophic relationships
Figure 5. Distribution of the genus Pseudomesauletes with extant (green area) and fossil records: records from Florissant formation, Colorado, USA (black square); record from Rovno amber (black octagon); and P. lobanovi sp. nov. from Baltic amber (black dot).
Figure 2. X in Two new species of the family Rhynchitidae (Coleoptera: Curculionoidea) from Eocene Baltic amber, with key to species and assumed trophic relationships
Figure 2. X-ray micro-CT renderings of Baltocar sontagae sp. nov., holotype, 6703 (MAIG), habitus: (a) dorsal view; (b) dorso-frontal view; (c) left lateral view. Scale bar = 0.5 mm.
Figure 1 in Two new species of the family Rhynchitidae (Coleoptera: Curculionoidea) from Eocene Baltic amber, with key to species and assumed trophic relationships
Figure 1. Photomicrographs of Baltocar sontagae sp. nov., holotype, 6703 (MAIG): (a) habitus, left lateral view; (b) details of forebody, lateral view. Scale bars = 0.25 mm. Abbreviations: a1–a11 denote antennomeres 1–11.
Fig. 1 in First record of Aphaereta difficilis Nixon, 1939 from Italy with a key to the Italian species of the genus (Hymenoptera: Braconidae, Alysiinae)
Fig. 1 – Aphaereta difficilis Nixon, 1939 (female). A, Habitus, lateral view; B, Head and mesosoma, lateral view; C, Antenna, basal segments; D, Head, frontal view; E, Head and mesonotum, dorsal view; F, Legs, metasoma and ovipositor, lateral view.
Figs. 8–11 in Description of a new species of Orphinus Motschulsky, 1858 in Pakistan, with a key to known Himalayan species (Coleoptera: Dermestidae: Megatominae)
Figs. 8–11. Orphinus (s. str.) pakistanus sp. nov., holotype. 8, Abdominal sternite X; 9, abdominal segment IX; 10, male genitalia, dorsal; 11, male genitalia, ventral.
Figs. 1–7 in Description of a new species of Orphinus Motschulsky, 1858 in Pakistan, with a key to known Himalayan species (Coleoptera: Dermestidae: Megatominae)
Figs. 1–7. Orphinus (s. str.) pakistanus sp. nov., holotype. 1, Habitus, dorsal; 2, habitus, ventral; 3, abdominal ventrites I–V; 4, head and pronotum, front; 5, pygidium; 6, lef antenna, fronto-lateral; 7, lef antenna, lateral.
Figs. 1–10. Verrucoentomon species. 1-3. V in Review of North American Verrucoentomon species (Protura: Acerentomidae, Nipponentominae), with a key to species of the related genus Imadateiella Rusek
Figs. 1–10. Verrucoentomon species. 1-3. V. canadense (Tuxen, 1955). Holotype. 1. Tergite VII, right part; 2. Foretarsal seta δ4; 3. Anterior part of metasternum. Arrows indicate pores (psm = tergal posterosubmedial, psl = tergal posterosublateral pore, sc = sternal central). Scale bar: 20 µm. 4–10. Verrucoentomon imadatei (Nosek, 1977). 4. Hind margin of head; 5. Pseudoculus with cephalic setae l3, sd4 and sd5; 6. Pronotum and mesonotum, right side; 7. Tergite I, right side; 8. Anterior part of prosternum; 9. Anterior part of mesosternum; 10. Sternite VII. Arrows indicate pores (sl = tergal sublateral, al = tergal anterolateral, psm = tergal posterosubmedial, sc = sternal central, spm = sternal posteromedial). Scale bars: 20 µm.
Figs. 11–27 in Review of North American Verrucoentomon species (Protura: Acerentomidae, Nipponentominae), with a key to species of the related genus Imadateiella Rusek
Figs. 11–27. Imadateiella mixta (Nosek, 1977). 11. Hind margin of head; 12. Pseudoculus with setae l3 and sd4; 13. Cephalic seta sd5; 14. Maxillary palp; 15. Labial palp; 16. Foretarsal seta Β1; 17. Foretarsal setae δ4 and δ5; 18. Setae P1a and P2a on mesonotum; 19. Anterior part of mesosternum; 20. Seta A2 on mesosternum; 21. Tergite I, right side; 22. Sternite I; 23. Sternite VII; 24. Seta P1a on sternite VII; 25. Comb; 26. Part of male squama genitalis; 27. Acrostylus of female squama genitalis. Arrows indicate pores (al = tergal anterolateral, psm = tergal posterosubmedial, sc = sternal central, sal = sternal anterolateral, spm = sternal posteromedial, spsm = sternal posterosubmedial). Scale bars: 20 µm.
Figures 1–11 in The first record of the family Euscorpiidae (Arachnida: Scorpiones) from Central China, with a key of Chinese species of the genus Scorpiops
Figures 1–11: Scorpiops sp. (hardwickii "complex") from Hubei, female. 1. Carapace. 2–3. Chelicera, dorsal and ventral aspects. 4. Lateral eyes. 5. Sternum. 6. Sternite (IX). 7. Pectines. 8–9. Metasomal segment V, lateral and ventral aspects.10. Dentate margin of movable finger, showing rows of granules. 11. Telson, lateral aspect. Scale bars: 1.0 mm.
Figure 23 in The first record of the family Euscorpiidae (Arachnida: Scorpiones) from Central China, with a key of Chinese species of the genus Scorpiops
Figure 23: Map of China, showing the localities of Scorpiops species. a (star), S. sp. (hardwickii "complex") from Hubei (Huzhaoshan Mountains). b (rhombus), S. jendeki from Yunnan (Gaoligongshan Mountains); c (green part), the area rich in Scorpiops (Xizang).
Figures 12–18 in The first record of the family Euscorpiidae (Arachnida: Scorpiones) from Central China, with a key of Chinese species of the genus Scorpiops
Figures 12–18: Scorpiops sp. (hardwickii "complex") from Hubei, female. 12. Femur, dorsal aspect. 13–15. Patella dorsal, external and ventral aspects. 16–18. Chela, dorsal, external and ventral aspects. Scale bars: 1.0 mm.
Рис. 1. Рисуночный кΛюч ΑΛя опреΑеΛения самцов виΑов роΑа Asperotobrilus Shoshin 1991. А, Г, Ж, И, Н — гоΛова самца; Б, О — суппΛемент; В, Е, З, Λ — заΑний конец теΛа самца; Á, К — спикуΛы и руΛек; М — самец цеΛиком Fig. 1. Picture key for identifying male species of the genus Asperotobrilus Shoshin 1991. А, Г, Ж, И, Н — head of male; Б, О — supplement; В, Е, З, Λ — posterior body end of male; Á, К — spicules and gubernaculum; М — male, entire body in Review of the Asperotobrilus Shoshin 1991 (Nematoda, Triplonchida, Tobrilidae) genus
Рис. 1. Рисуночный кΛюч ΑΛя опреΑеΛения самцов виΑов роΑа Asperotobrilus Shoshin 1991. А, Г, Ж, И, Н — гоΛова самца; Б, О — суппΛемент; В, Е, З, Λ — заΑний конец теΛа самца; Á, К — спикуΛы и руΛек; М — самец цеΛиком Fig. 1. Picture key for identifying male species of the genus Asperotobrilus Shoshin 1991. А, Г, Ж, И, Н — head of male; Б, О — supplement; В, Е, З, Λ — posterior body end of male; Á, К — spicules and gubernaculum; М — male, entire body
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.