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FIGURE 42 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 42 cont. Heteragrion inca: (j–k) mediodorsal and lateral views of a male from Colombia, Putumayo; (l–m) mediodorsal and lateral views of a male from Pebas, Peru, assigned as H. icterops; (n) labels of the Pebas male, with a short statement made by Kimmins (1958).
FIGURE 17 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 17. Heteragrion breweri: (a) anterior view of head; (b) lateral view of pterothorax; (c) mediodorsal view of cercus; (d) lateral view of anal appendages. ML: medial lobe.
FIGURE 53 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 53. Heteragrion palmichale: (a) anterior view of head; (b) lateral view of pterothorax; (c) lateral view of anal appendages; (a–b) adapted from Hartung (2002).
FIGURE 52 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 52 cont. Heteragrion ovatum: (i) the original handwritten description of H. ovatum by Selys (1862); (j) close up of the drawing of the appendages, showing the "strong" and rounded ML.
FIGURE 54 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 54. Heteragrion pemon: (a) anterior view of head; (b) lateral view of pterothorax; (c–d) mediodorsal view of cercus.
FIGURE 46 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 46. Heteragrion luizfelipei: (a) anterior view of head; (b) lateral view of pterothorax; (c–d) mediodorsal view of cercus; (e–f) close up of MP, showing the hollow space formed by a carina on ML. MP: medial portion; ML: medial lobe.
FIGURE 57 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 57. Heteragrion rogertaylori: (a–b) anterior view of head; (c–d) lateral view of pterothorax; (e–g) mediodorsal view of cercus. ML: medial lobe.
FIGURE 39 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 39. Heteragrion icterops: (a) anterior view of head; (b–c) lateral view of pterothorax; (d, f) mediodorsal view of cercus; (e) dorsal view of anal appendages. ML: medial lobe. Figures e–f provided by Rosser Garrison and Natalia von Ellenrieder.
FIGURE 61 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 61. Heteragrion simulatum: (a–b) anterior view of head; (c) lateral view of pterothorax; (d) mediodorsal view of cercus; (e) lateral view of cercus; (a) adapted from Williamson (1919), (b–c) adapted from De Marmels (1989). ML: medial lobe.
FIGURE 56 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 56. Heteragrion petiense: (a) anterior view of head; (b) lateral view of pterothorax; (c) mediodorsal view of cercus; (d) closeup of MP, showing ML plates. MP: medial portion; ML: medial lobe.
FIGURE 59 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 59. Heteragrion rubrifulvum: (a) anterior view of head; (b) lateral view of pterothorax; (c) dorsal view of anal appendages; (d) mediodorsal view of anal appendages; (a–b) adapted from Donnelly (1992). AP: apical portion; ML: medial lobe.
FIGURE 45 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 45. Heteragrion lencionii: (a) anterior view of head; (b) lateral view of pterothorax; (c–d) mediodorsal view of cercus. ML: medial lobe.
FIGURE 55 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 55. Heteragrion peregrinum: (a–b) anterior view of head; (c–d) dorsal view of cerci; (e) mediodorsal view of cercus. BP: basal portion; ML: medial lobe.
FIGURE 15 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 15. Heteragrion beschkii: (a) anterior view of head; (b) lateral view of pterothorax; (c) mediodorsal view of cercus; (d) lateral view of cercus. BP: basal portion.
FIGURE 16 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 16. Heteragrion bickorum: (a–b) anterior view of head; (c) lateral view of pterothorax; (d) mediodorsal view of cercus; (e) close up of MP-AP in medial view, showing the elevated crest and the ridge above ML; (f) medial view of cercus; (g) dorsal view of cercus.
FIGURE 14 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 14. Heteragrion bariai: (a–b) anterior view of head; (c) lateral view of pterothorax; (d, g) mediodorsal view of cercus; (e) medial view of cercus; (f) dorsal view of cercus. BP: basal portion; MP: medial portion; AP: apical portion; ML: medial lobe. Figures f–g provided by Rosser Garrison and Natalia von Ellenrieder.
FIGURE 12 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 12. Heteragrion aurantiacum: (a–c) anterior view of head; (d–e) lateral view of pterothorax; (f–g, i) mediodorsal view of cercus; (h, j) close up on the apical portion of medial lobe (ML) showing some morphological variation.
FIGURE 7 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 7. Heteragrion aequatoriale: (a–d) anterior view of head, showing minimal variation in color pattern; (e) cercus in dorsal view, showing the proportions of basal portion (BP), medial portion (MP), and apical portion (AP); (f) cercus in mediodorsal view; (g–h) close up of MP, showing ridge above medial lobe (ML) and small cleft at junction of ridge-ML. Figures e–h provided by Rosser Garrison and Natalia von Ellenrieder.
FIGURE 8 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 8. Heteragrion albifrons: (a) anterior view of head; (b) lateral view of pterothorax; (c–e) cercus in mediodorsal view. BP: basal portion; MP: medial portion; AP: apical portion.
FIGURE 3 in Taxonomic revision of the Neotropical genus Heteragrion Selys, 1862 (Zygoptera: Heteragrionidae): male morphology, new species and illustrated key
FIGURE 3. The Heteragrion cercus, showing some differences between the two groups of species: (a–c) Group A species, (d–f) Group B species. ML: medial lobe.
ScienceDex guides
Understand access before you commit
These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
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.