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119 results for “riffle beetle”
FIGURES 1–6 in A new minute riffle beetle (Coleoptera: Elmidae: Pagelmis) from the Brazilian Amazon
FIGURES 1–6. Pagelmis mura sp. nov. Habitus. 1–2. Female. Allotype. (1) Dorsal view. (2) Ventral view. 3–6. Male. Holotype. (3) Dorsal view. (4) Ventral view. (5) Frontal view. (6) Lateral view. Scale bar = 0.5mm.
FIGURES 5–9 in Ictelmis, a new riffle beetle genus from Ecuador (Coleoptera: Elmidae)
FIGURES 5–9. Ictelmis martae gen. et sp. nov.: 5) labrum, dorsal view; 6) right maxilla, dorsal view 6a) galea, lateral view; 7) left mandible, dorsal view; 8) labium, ventral view; 9) antenna. Scale: 0.1 mm.
FIGURES 2–3 in Ictelmis, a new riffle beetle genus from Ecuador (Coleoptera: Elmidae)
FIGURES 2–3. Habitus of Ictelmis martae gen. et sp. nov.: 2) holotype male, 3) female. Scale: 0.5 mm.
FIGURE 1 in Ictelmis, a new riffle beetle genus from Ecuador (Coleoptera: Elmidae)
FIGURE 1. Maximum likelihood tree of Ictelmis and related genera, produced based on COI barcoding fragment.
Figs. 4–7 in Amazonopsis cerdani (Coleoptera: Elmidae: Elminae), a New Species of Riffle Beetle from French Guiana with Habitat Observations
Figs. 4–7. Distribution and habitat of Amazonopsis cerdani, new species. 4) Distribution in French Guiana (1: Crique Nouvelle France; 2: Crique Florian tributary; 3: Crique Bois Bandé; 4: Crique Galfa tributary; 5: Courcibo River tributary); 5) Stream habitat; Crique Florian tributary, Montagne de Fer; 6) Submerged leafy debris microhabitat; Courcibo River tributary, La Trinité National Nature Reserve; 7) Live male on leaf.
Fig. 1 in Amazonopsis cerdani (Coleoptera: Elmidae: Elminae), a New Species of Riffle Beetle from French Guiana with Habitat Observations
Fig. 1. Amazonopsis cerdani, new species, male habitus; 4.52 mm long, 2.00 mm wide. A) Dorsal view, B) Ventral view, C) Lateral view.
Fig. 2 in Amazonopsis cerdani (Coleoptera: Elmidae: Elminae), a New Species of Riffle Beetle from French Guiana with Habitat Observations
Fig. 2. Amazonopsis cerdani, new species, male genitalia. A) Dorsal view, B) Lateral view, C) Ventral view. Scale bar = 0.2 mm.
Fig. 3 in Amazonopsis cerdani (Coleoptera: Elmidae: Elminae), a New Species of Riffle Beetle from French Guiana with Habitat Observations
Fig. 3. Amazonopsis cerdani, new species, female habitus; 4.52 mm long, 1.96 mm wide. A) Dorsal view, B) Ventral view, C) Lateral view.
FIGURE 5 in Hintonelmis spila sp. nov. (Elmidae: Elminae): a new species of riffle beetle from Amazonian region
FIGURE 5. Hintonelmis spila sp. nov. (Coleoptera: Elmidae). Adult, female. (A) Ovipositor, ventral view. (B) Tergite VIII, dorsal view, with the anterior region highlighted. (C) Sternite VIII, dorsal view. Scale bars = 0.1 mm.
FIGURE 4 in Hintonelmis spila sp. nov. (Elmidae: Elminae): a new species of riffle beetle from Amazonian region
FIGURE 4. Hintonelmis spila sp. nov. (Coleoptera: Elmidae). Adult, male. (A) Genitalia, ventral view. (B) Tergite VIII, ventral view. (C) Sternite VIII, dorsal view. (D). Segment IX, ventral view. (E) Metathoracic wing. Scale bars = 0.1 mm.
FIGURE 3 in Hintonelmis spila sp. nov. (Elmidae: Elminae): a new species of riffle beetle from Amazonian region
FIGURE 3. Hintonelmis spila sp. nov. (Coleoptera: Elmidae). Adult, mouthparts. (A) Labrum, dorsal view. (B) Maxilla, dorsal view. (C) Right mandible, dorsal view. (D) Right mandible, ventral view. (E) Labium, ventral view. Scale bars = 0.1 mm.
FIGURE 2 in Hintonelmis spila sp. nov. (Elmidae: Elminae): a new species of riffle beetle from Amazonian region
FIGURE 2. Hintonelmis spila sp. nov. (Coleoptera: Elmidae). Adult male, habitus. (A) Dorsal view. (B) Ventral view. (C) Lateral view. (D) Front view. Scale bars = 0.5 mm.
FIGURE 1 in Hintonelmis spila sp. nov. (Elmidae: Elminae): a new species of riffle beetle from Amazonian region
FIGURE 1. Map of South America with detailed area indicating the distributional records and general view of the sampled streams for Hintonelmis spila sp. nov. (Coleoptera: Elmidae).
Figs. 29–34. Typhloelmis sanfelipe, plastron. 29 in TyphloelmisBarr (Coleoptera: Elmidae: Elminae), a New Stygobiontic Riffle Beetle Genus with Three New Species from Texas, USA
Figs. 29–34. Typhloelmis sanfelipe, plastron. 29) Elytra, 164X; 30) Scutellum, 1,700X; 31) Elytral suture, 2,420X;
Figs. 13–15 in TyphloelmisBarr (Coleoptera: Elmidae: Elminae), a New Stygobiontic Riffle Beetle Genus with Three New Species from Texas, USA
Figs. 13–15. Typhloelmis species, adult wet specimens, anterior dorsal view. 13) T. caroline; 14) T. sanfelipe;
Figs. 11–12. Typhloelmis species, adult wet specimens. 11 in TyphloelmisBarr (Coleoptera: Elmidae: Elminae), a New Stygobiontic Riffle Beetle Genus with Three New Species from Texas, USA
Figs. 11–12. Typhloelmis species, adult wet specimens. 11) T. sanfelipe, lateral view; 12) T. finegan, a) Dorsal view, b) Ventral view.
Figs. 9–10. Typhloelmis species, adult wet specimens. 9 in TyphloelmisBarr (Coleoptera: Elmidae: Elminae), a New Stygobiontic Riffle Beetle Genus with Three New Species from Texas, USA
Figs. 9–10. Typhloelmis species, adult wet specimens. 9) T. caroline, a) Dorsal view, b) Ventral view; 10) T. sanfelipe, a) Dorsal view, b) Ventral view.
Figs. 6–8 in TyphloelmisBarr (Coleoptera: Elmidae: Elminae), a New Stygobiontic Riffle Beetle Genus with Three New Species from Texas, USA
Figs. 6–8. Typhloelmis species, adult dry specimens, dorsal view (length = pronotum + elytra). 6) T. caroline, ♂, length 2.2 mm; 7) T. sanfelipe, ♀, length 2.5 mm; 8) T. finegan, ♀, length 4.1 mm.
Figs. 35–36. Typhloelmis sanfelipe, plastron. 35 in TyphloelmisBarr (Coleoptera: Elmidae: Elminae), a New Stygobiontic Riffle Beetle Genus with Three New Species from Texas, USA
Figs. 35–36. Typhloelmis sanfelipe, plastron. 35) Elytron, abraded area, 4,380X; 36) Elytron, abraded area and plastron structure, 10,000X.
Figs. 3–4. Caroline Springs. 3 in TyphloelmisBarr (Coleoptera: Elmidae: Elminae), a New Stygobiontic Riffle Beetle Genus with Three New Species from Texas, USA
Figs. 3–4. Caroline Springs. 3) Submerged spring orifice with partially dissolved limestone substrate; 4) Drift nets in place over spring orifice.
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Allen Brain Atlas
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
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OpenNeuro
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