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FIGURES 14–16 in Navicula fuxianturriformis sp. nov. (Bacillariophyceae), a new species from southwest China

FIGURES 14–16 Navicula fuxianturriformis sp. nov, SEM, external views. Fig. 14. External view of an entire valve. Fig. 15. Valve apex, with striae with long slit-like areolae and undulate distal raphe fissure bent onto the mantle before the apex. Fig. 16. External view of valve center, showing the tear-drop shaped proximal raphe endings, the arrow in the figure indicates these occlusions. Scale bar = 1 μm (Figs 14–16).

FIGURES 17–19 in Navicula fuxianturriformis sp. nov. (Bacillariophyceae), a new species from southwest China

FIGURES 17–19 Navicula fuxianturriformis sp. nov, SEM, internal views. Fig. 17. Internal view of entire valve. Fig. 18. Internal view of valve apex with prominent helictoglossa. Fig. 19. Valve centre showing striae and elevated rib containing raphe slit. Scale bar = 3 μm (Fig. 17), 2 μm (Figs 18–19)

FIGURES 1–13 in Navicula fuxianturriformis sp. nov. (Bacillariophyceae), a new species from southwest China

FIGURES 1–13 Navicula fuxianturriformis sp. nov, LM, DIC. Valve views, showing size range and variability of the holotype population. Scale bar = 10 μm.

FIGURES 18–19. Diastatotropis arofaniana, Parc National d in Diastatotropis arofaniana sp. nov. from eastern Madagascar, a new species close to D. rubra Frieser, with a redescription of the type of the latter, and notes on morphology (Coleoptera: Anthribidae)

FIGURES 18–19. Diastatotropis arofaniana, Parc National d´Analamazaotra, specimens with dissected terminalia; 18, male paratype, dorsal habitus; 19, female paratype, dorsal habitus. Scale bars in mm.

FIGURES 14–17 in Diastatotropis arofaniana sp. nov. from eastern Madagascar, a new species close to D. rubra Frieser, with a redescription of the type of the latter, and notes on morphology (Coleoptera: Anthribidae)

FIGURES 14–17. Diastatotropis arofaniana, female allotype; 14, dorsal habitus; 15, pronotum in dorsal view; 16, right antenna in dorsal view; 17, head in dorsal view. Scale bars in mm.

FIGURES 9–13 in Diastatotropis arofaniana sp. nov. from eastern Madagascar, a new species close to D. rubra Frieser, with a redescription of the type of the latter, and notes on morphology (Coleoptera: Anthribidae)

FIGURES 9–13. Diastatotropis arofaniana, male holotype; 9, dorsal habitus; 10, pronotum in dorsal view; 11, head in dorsal view; 12, right antenna in dorsal view; 13, lateral habitus [apex of left hindtibia and hindtarsus omitted from the picture]. Scale bars in mm.

FIGURES 32–36. Diastatotropis rubra Frieser, 1992 in Diastatotropis arofaniana sp. nov. from eastern Madagascar, a new species close to D. rubra Frieser, with a redescription of the type of the latter, and notes on morphology (Coleoptera: Anthribidae)

FIGURES 32–36. Diastatotropis rubra Frieser, 1992, female holotype; 32, dorsal habitus; 33, pronotum in dorsal view; 34, right antenna, dorsal view; 35, head in dorsal view; 36, lateral habitus. Scale bars in mm.

FIGURES 1–15 in An unusual freshwater diatom with bilobate ends from the Mid-Miocene of East Antarctica: Staurosirella tigris sp. nov. (Fragilariaceae, Bacillariophyta)

FIGURES 1–15. Staurosirella tigris sp. nov., LM pictures taken from the holotype population (sample WD 19, BR-4689). 1. Frustule in girdle view. 2–15. Several valves in valve face view in decreasing valve length. Fig. 15 most likely represents a teratological valve. Scale bar = 10 µm.

FIGURES 16–20 in An unusual freshwater diatom with bilobate ends from the Mid-Miocene of East Antarctica: Staurosirella tigris sp. nov. (Fragilariaceae, Bacillariophyta)

FIGURES 16–20. Staurosirella tigris sp. nov., SEM pictures taken from the holotype population (sample WD 19, BR-4689). 16. External view of an entire valve. 17. External detail of the valve margin showing the conical spines with hollow bases and the linear areolae. 18. External detail of the apical pore fields. 19. Internal detail showing part of the valvocopula and the copulae. 20. Internal detail of a valve apex showing the apical pore fields and some vimines with small or remnant volae. Scale bars = 10 µm (Figs 16, 19), 5 µm (Figs 18, 20), 1 µm (Fig. 17).

FIGURE 3 in Heteragrion calafatiensis (Odonata: Heteragrionidae) sp. nov. from Northern Brazil

FIGURE 3. Small stream in a forested shady area of Calafate village: type locality of Heteragrion calafatiensis sp. nov.

FIGURE 2 in Heteragrion calafatiensis (Odonata: Heteragrionidae) sp. nov. from Northern Brazil

FIGURE 2. Heteragrion calafatiensis sp. nov., male holotype from Pará, Brazil: (a) head in dorsal view, (b) dorsal view of thorax, (c) terminal appendages in dorsal view, (d) terminal appendages in lateral view; Heteragrion chlorotaeniatum DeMarmels, 1989 male holotype from Río Negro, Venezuela: (e) terminal appendages in dorsal view, (f) terminal appendages in lateral view.

FIGURE 7 in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 7. Congochromis rotundiceps sp. nov paratype, preserved. A. Paratype (MRAC 192233) Male. B. Radiograph of the same specimen.

FIGURE 4 in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 4. Plot of the fourth meristic PCA results (PC I vs PC II) including only Congochromis specimens (N=87). PCI explains 14.11% and PC II explains 11.68% of the variance in the meristic dataset with 30 meristic values.

FIGURE 2 in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 2. Plot of second meristic PCA results (PC I vs. PC II) including all investigated specimens of all chromidotilapiine genera except for the aberrant genus Teleogramma (N=310). PCI explains 22.19% and PC II explains 10.56% of the variance in the meristic dataset with 40 meristic values.

FIGURE 8 in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 8. Pharyngeal jaw and dentition of Congochromis rotundiceps sp. nov. A. Lower pharyngeal bone (MRAC 192224- 232 #7), specimen with 50.3mm SL. B. Overview of arrangement and morphology of oral jaw teeth, specimen with 49.7mm SL (MRAC 192224-232 #4).

FIGURE 3b in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 3b. Plot of the third meristic PCA results (PC I vs. PC III) including only specimens (N=170) belonging to those five genera that overlapped in the second PCA plots of PC I, PC II and PC III (see Fig. 2 and Fig. 3a), i.e. Parananochromis, Nanochromis, Pelvicachromis, Enigmatochromis and Congochromis including C. rotundiceps sp. nov. Species of the five genera overlapping with Congochromis are separately labelled. PC I explains 16.28% and PC III explains 8.40% of the variance in the meristic dataset with 38 meristic values. Species of the five genera overlapping with Congochromis are separately labelled.

FIGURE 3a in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 3a. Plot of the third meristic PCA results (PC I vs. PC II) including only specimens (N=170) belonging to those five genera that overlapped in the second PCA plots of PC I, PC II and PC III (see Fig. 2), i.e. Parananochromis, Nanochromis, Pelvicachromis, Enigmatochromis and Congochromis including C. rotundiceps sp. nov. Species of the five genera overlapping with Congochromis are separately labelled. PC I explains 16.28% and PC III explains 13.17% of the variance in the meristic dataset with 38 meristic values. Species of the five genera overlapping with Congochromis are separately labelled.

FIGURE 1 in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 1. Plot of first meristic PCA results (PC I vs. PC II) including all investigated specimens of all chromidotilapiine genera including the aberrant genus Teleogramma (N=326). Chromidotilapia grouping is based on Schwarzer et al. (2015) groups "Chromidotilapia I", "Chromidotilapia II" and "Chromidotilapia III". PCI explains 28.11% and PC II explains 12.83% of the variance in the meristic dataset with 40 meristic values.

FIGURE 6 in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 6. Congochromis rotundiceps sp. nov. holotype, preserved. A. Holotype (MRAC 192224-232 #1) Female. B. Radiograph of holotype. C. Drawing of paratype by Ruth Kühbandner (MRAC 192224-232 #5 (42.13mm SL)).

FIGURE 5 in Congochromis rotundiceps sp. nov., a new cichlid species (Actinopterygii: Cichlidae) from the Congo Drainage

FIGURE 5. Plot of the morphometric PCA result (PC II vs. PC III) including only Congochromis specimens (N=87). PCII explains 12.42% and PC III explains 9.13% of the variance in the morphometric dataset with 24 distance measurements.