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FIGURES 11–17. 11–15, a in Enderleina preclara Jewett, 1960 (Plecoptera, Perlidae), from the Venezuelan Guayana-A description of a putative female, nymph and egg

FIGURES 11–17. 11–15, a putative female of E. preclara. 11–12, subgenital plate; 11, a female from Acopán-tepui, 12, a female from Kukenán-tepui; 13–15, legs; 13, foreleg; 14 middle leg; 15, hind leg. 16–17, egg photographs; 16, a photograph from a binocular microscope; 17, egg chorion detail from a scanning microscope.

opennotspecifiedApr 2019View details →

FIGURES 1–3. 1 in Enderleina preclara Jewett, 1960 (Plecoptera, Perlidae), from the Venezuelan Guayana-A description of a putative female, nymph and egg

FIGURES 1–3. 1, map of study sites locations. 2, detailed view of sampling area, red stars mark sampling sites on Acopántepui (left) and Mt. Roraima and Kukenán-tepui (right); 3, detailed view of Mt. Roraima and Kukenán-tepui area, red stars mark sampling sites below Kukenán-tepui (left) and type locality below Mt. Roraima (right).

FIGURE 7 in Redescription of Rhopalopsole hamata Yang & Yang, 1995 (Plecoptera: Leuctridae) based on the male, female, and nymph, with notes on the R. dentata group from China

FIGURE 7. Rhopalopsole hamata Yang & Yang, 1995. A. abdominal segments of nymph, ventral view; B. cerci of nymph, dorsal view; C. basal cercal segments.

FIGURE 3 in Redescription of Rhopalopsole hamata Yang & Yang, 1995 (Plecoptera: Leuctridae) based on the male, female, and nymph, with notes on the R. dentata group from China

FIGURE 3. Rhopalopsole hamata Yang & Yang, 1995. A. female habitus, dorsal view; B. female terminalia, ventral view.

FIGURE 9 in Redescription of Rhopalopsole hamata Yang & Yang, 1995 (Plecoptera: Leuctridae) based on the male, female, and nymph, with notes on the R. dentata group from China

FIGURE 9. Type locality of Chinese species in the Rhopalopsole dentata group. The new distribution of R. hamata in Jiangsu Province is indicated with blue; type locality of R. hamata in Zhejiang Province is indicated in red.

FIGURE 8 in Redescription of Rhopalopsole hamata Yang & Yang, 1995 (Plecoptera: Leuctridae) based on the male, female, and nymph, with notes on the R. dentata group from China

FIGURE 8. Rhopalopsole hamata Yang & Yang, 1995. New locality in Baohuashan National Forest Park, Jurong City, Jiangsu Province, China. A. a seep; B. a typical fast flowing stream.

FIGURE 6 in Redescription of Rhopalopsole hamata Yang & Yang, 1995 (Plecoptera: Leuctridae) based on the male, female, and nymph, with notes on the R. dentata group from China

FIGURE 6. Rhopalopsole hamata Yang & Yang, 1995. A. left foreleg of nymph, dorsal view; B. left midleg of nymph, dorsal view; C. left hindleg of nymph, dorsal view.

FIGURE 5 in Redescription of Rhopalopsole hamata Yang & Yang, 1995 (Plecoptera: Leuctridae) based on the male, female, and nymph, with notes on the R. dentata group from China

FIGURE 5. Rhopalopsole hamata Yang & Yang, 1995. A. mesothorax and metathorax of nymph, dorsal view; B. mesothorax and metathorax of nymph, ventral view.

FIGURE 4 in Redescription of Rhopalopsole hamata Yang & Yang, 1995 (Plecoptera: Leuctridae) based on the male, female, and nymph, with notes on the R. dentata group from China

FIGURE 4. Rhopalopsole hamata Yang & Yang, 1995. A. nymph habitus, dorsal view; B. left antenna of nymph, ventral view; C. nymph head and pronotum, dorsal view; D. nymph head and pronotum, ventral view; E. labium of nymph; F. left maxilla of nymph, ventral view; G. left mandible of nymph, ventral view.

opennotspecifiedDec 2016View details →

FIGURES 19–24 in Key to Plecoptera nymphs from the Brazilian Amazon (Insecta)

FIGURES 19–24. Perlidae habitus in dorsal view: 19—Anacroneuria sp.AB3, 20—Anacroneuria sp.AB4, 21—Anacroneuria sp.AB5, 22—Anacroneuria sp.AB6, 23—Anacroneuria sp.AB7, 24—Anacroneuria sp.AB8.

opennotspecifiedDec 2016View details →

FIGURES 13–18 in Key to Plecoptera nymphs from the Brazilian Amazon (Insecta)

FIGURES 13–18. Perlidae habitus in dorsal view: 13—Anacroneuria minuta, 14—Anacroneuria marlieri, 15—Anacroneuria manauensis, 16—Anacroneuria. sp.AB1, 17—Anacroneuria sp.AB2, 18—Anacroneuria singularis.

opennotspecifiedNov 2019View details →

FIGURE 7. Sparsorythus multilabeculatus, 7a in Description of nymphs and female subimago of Sparsorythus multilabeculatus Sroka & Soldán, 2008 (Ephemeroptera: Tricorythidae) associated with male imago based on DNA sequence data

FIGURE 7. Sparsorythus multilabeculatus, 7a. foreleg; 7b. midleg; 7c. hindleg; 7d. female cerci and paracercus; 7e. segment of female cerci; 7f. male cerci and paracercus; 7g. segment of female cerci. Scale bars: 0.5 mm (7a–7c); 0.1 mm (7d, 7f); 0.02 mm (7e, 7g).

opennotspecifiedNov 2019View details →

FIGURE 2 in Description of nymphs and female subimago of Sparsorythus multilabeculatus Sroka & Soldán, 2008 (Ephemeroptera: Tricorythidae) associated with male imago based on DNA sequence data

FIGURE 2. Wang Tao waterfall, Thap Lan National Park, Khon Buri District, Nakhon Ratchasima Province, Thailand, where the specimens of Sparsorythus multilabeculatus were collected.

FIG. 41 in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIG. 41: nymph of Paraleptophlebia moerens. dorsal view of head and pronotum of live female nymph showing large paired pale median spots with diagonal gray streaks that divide each spot into two and less distinct lateral somewhat crescent shaped pale spots, which may also have gray streaks.

FIGS. 38–39 in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIGS. 38–39: nymphs of Paraleptophlebia. 38. lateral view of the abdomen gills of P. praepedita with arrow indicating distinct transition point of the clear membranous portion of gill filaments past which the clear membrane surrounding the medial trachea is much reduced, 39a. ventral view of the abdomens of female nymphs of P. moerens, arrow indicates dark lateral shading on sternites VIII and IX, 39b. ventral view of the abdomens of male nymphs of P. moerens, arrow indicates depressions along edges of sternites and dark lateral shading on sternites VIII and IX.

FIGS. 37a–c in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIGS. 37a–c: nymphs of Paraleptophlebia praepedita. 37a. female nymph after short term preservation in ethanol showing large white spots on sides of the pronotum, 36b. female nymph after long term preservation in ethanol showing medial pair of large white spots on the pronotum reduced, but lateral spots still distinct, 36c. male nymph after long term preservation in ethanol showing same pattern of pale spots on the pronotum as indicated for female.

FIGS. 40a–b in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIGS. 40a–b: nymphs of Paraleptophlebia moerens. 40a. dorsal view of abdominal color pattern of male nymph with distinct larger pale spots on tergites VII–X and pale spots along the lateral margins, 40b. dorsal view of abdominal color pattern of two female nymphs with median pale spots on tergites VII–X similar to those of the male nymphs, but with additional smaller pale spots on the medial posterior margins of tergites IV–VI and more distinct pale lateral margins of all tergites, also dark brown shading often occurs along edges of the short pale medial streak that occurs on tergites I–IX.

FIGS. 36a–d in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIGS. 36a–d: nymphs of Paraleptophlebia praepedita. 36a. dorsal view of abdominal color pattern of male nymph with median pale spots extending from tergite I–X, 36b. dorsal view of abdominal color pattern of male nymph with median pale spots absent on tergites V–VI, but present on tergites I–IV and VII–X, 36c. dorsal view of abdominal color pattern of female nymph with median pale spots extending from tergite I–X, 36d. dorsal view of abdominal color pattern of female nymph with median pale spots much reduced on tergites I–III, but present on tergites VI–X.

FIGS. 35a–b in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIGS. 35a–b: nymphs of Paraleptophlebia praepedita. 35a. ventral view of the abdomen of a female nymph with arrow indicating well-formed and symmetrical dark lateral bands on sternites, 35b. ventral view of the abdomen of a male nymph with similar well-formed lateral bands on sternites, brown color also extends on to the sides of the styliger plate.

FIGS 34 in Nymphs of the Northeastern Nearctic Species of Neoleptophlebia Kluge, 1997 and Paraleptophlebia Lestage, 1917 (Ephemeroptera: Leptophlebiidae)

FIGS 34: nymphs of Paraleptophlebia ontario. ventral view of male and female nymph of P. ontario with arrow indicating traces of dark lateral dashes that occur on the posterior margins of sternites, near tip of arrow also note traces of dark shading along lateral margins that can appear as poorly developed lateral bands.