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FIGURES 21–24. Rhinoglena frontalis Ehrenberg, trophi SEM photographs. 21 in The genus Rhinoglena (Rotifera, Monogononta, Ephiphanidae) in North America, with the description of two new species

FIGURES 21–24. Rhinoglena frontalis Ehrenberg, trophi SEM photographs. 21: frontal, 22: manubrium, lateral, 23: right uncus and ramus, detail, 24: trophi, caudal. Scale bars: 10 µm (Figs 21, 24), 1 µm (Figs 22, 23).

FIGURE 6 in Uncovering Rotifera, Cladocera and Copepoda name length patterns for enhanced scientific communication

FIGURE 6. Number of zooplankton species named after a male person (yellow line) or after a female person (orange line), as indicated by suffix (-i, -ii or -ae) over more than two centuries.

FIGURE 2. Most common specific names a in Uncovering Rotifera, Cladocera and Copepoda name length patterns for enhanced scientific communication

FIGURE 2. Most common specific names a) in full dataset and b) per taxonomic group (Rotifera, Cladocera and Copepoda).

FIGURE 1 in Uncovering Rotifera, Cladocera and Copepoda name length patterns for enhanced scientific communication

FIGURE 1. Cumulative number of species of Rotifera, Cladocera and Copepoda over time. Dashed lines represent when the cumulative rank reached 25% (1912), 50% (1943) and 75% (1982) of all species in our dataset.

FIGURE 5 in Uncovering Rotifera, Cladocera and Copepoda name length patterns for enhanced scientific communication

FIGURE 5. Temporal variations in the length of genus names (upper panel) and specific names (lower panel) broken down by taxonomic groups: Rotifera (a, d), Cladocera (b, e) and Copepoda (c, f). Colored lines and dashed lines are, respectively, the predicted trend and 95% confidence interval for each group, according to a generalized additive model (see model estimates in Table S4).

FIGURE 3 in Uncovering Rotifera, Cladocera and Copepoda name length patterns for enhanced scientific communication

FIGURE 3. Average length of a) genus and b) specific names for all taxa over the decades. The solid lines indicate the average length whereas the dashed lines indicate median length values. c) Visual representation of the interplay between taxonomic diversity within genera and nomenclatural practices of specific names of Rotifera, Cladocera and Copepoda.

FIGURE 7 in Uncovering Rotifera, Cladocera and Copepoda name length patterns for enhanced scientific communication

FIGURE 7. Occurrence of prefixes, suffixes or additions of any kind to a pre-existing genus name in Rotifera, Cladocera and Copepoda (Calanoid and Cyclopoid) over time.

FIGURE 4 in Uncovering Rotifera, Cladocera and Copepoda name length patterns for enhanced scientific communication

FIGURE 4. Frequency distribution of the lengths of genus (a–c) and specific (d–f) names for each taxon separately. Rotifera (green plots, a, d), Cladocera (violet plots, b, e), Copepoda (blue plots, c, f). The solid lines indicate the average length whereas the dashed lines indicate median length values.

Fig. 4 in Rotifers (Rotifera) from the inland waters and terrestrial habitats of East Antarctic oases (Enderby Land and Prydz Bay)

Fig. 4. Rotifers of Monogononta subclass. A – Cephalodella forficata (Ehrenberg, 1832); B – Collotheca ornata (Ehrenberg, 1832); C – Epiphanes senta (Müller, 1773); D – Lepadella patella (Müller, 1773); E – Notholca verae Kutikova, 1958; F – Resticula gelida (Harring & Myers, 1924).

Fig. 1. Study sites. A in Rotifers (Rotifera) from the inland waters and terrestrial habitats of East Antarctic oases (Enderby Land and Prydz Bay)

Fig. 1. Study sites. A – The location of study areas on the map of Antarctica; B – The area of 'Vecherniaya Mount' field base (Thala Hills oasis); C – The area of 'Molodiozhnaya' field base (Thala Hills oasis); D – The area of 'Druzhniy–4' field base; E – The area of 'Progress' station (Larsemann Hills oasis); On 1B–E the areas without permanent ice cover are in gray.

Fig. 3 in Rotifers (Rotifera) from the inland waters and terrestrial habitats of East Antarctic oases (Enderby Land and Prydz Bay)

Fig. 3. Rotifers of Bdelloidea subclass. A – Adineta cf. grandis Murray, 1910: A1 – dorsal view, A2 – head, A3 – fragment of head of the pressed specimen, A4 – masticatory apparatus. B – Philodina gregaria Murray, 1910: B1 – lateral view, B2 – dorsal view of the pressed specimen, B3 – dorsal view of the pressed specimen with semi-spread corona, B4 – three embryos from one maternal specimen, B5 – masticatory apparatus. C – Adineta cf. vaga vaga (Davis, 1873). D – Adineta steineri Bartoš, 1951. E, F – Unidentified bdelloid rotifers in contracted shape (examples); mtu – major teeth in unci; rl – rostrum lamella; rt – rake teeth; fi – fingers; tr – trophi.

Fig. 2 in Rotifers (Rotifera) from the inland waters and terrestrial habitats of East Antarctic oases (Enderby Land and Prydz Bay)

Fig. 2. Examples of studied habitats. A – Meltwater pond. B – Lichen fouling. C – Algae Prasiola crispa.

FIGURE 6 in Descriptions of Philodinavus koreanus n. sp. and two new species of Philodina (Rotifera, Bdelloidea) from Korea

FIGURE 6. Light microscopy photographs of Philodina hongcheonensis n. sp. (a) creeping, dorsal view; (b) feeding head and neck, dorsal view; (c) feeding head and neck (an arrow pointing at sulcus base); (d) foot and spurs, dorsal view (scale bars: a = 50 μm; b–c = 25 μm; d = 10 μm).

FIGURE 5. Philodina hongcheonensis n in Descriptions of Philodinavus koreanus n. sp. and two new species of Philodina (Rotifera, Bdelloidea) from Korea

FIGURE 5. Philodina hongcheonensis n. sp. (a) creeping, dorsal view; (b) feeding, dorsal view; (c) foot, spurs and toes, dorsal view (scale bars: a–b = 50 μm; c = 10 μm).

FIGURE 4 in Descriptions of Philodinavus koreanus n. sp. and two new species of Philodina (Rotifera, Bdelloidea) from Korea

FIGURE 4. Light microscopy photographs of Philodina haejooni n. sp. (a–d) creeping, in different focal planes, dorsal view; (e) feeding, dorsal view; (f) foot and spurs, dorsal view (scale bars: a–d = 50 μm; e = 25 μm; f = 10 μm).

FIGURE 3. Philodina haejooni n in Descriptions of Philodinavus koreanus n. sp. and two new species of Philodina (Rotifera, Bdelloidea) from Korea

FIGURE 3. Philodina haejooni n. sp. (a) creeping, dorsal view; (b) feeding, dorsal view; (c) foot, spurs and toes, dorsal view (scale bars: a = 50 μm; b = 25 μm; c = 10 μm).

FIGURE 2 in Descriptions of Philodinavus koreanus n. sp. and two new species of Philodina (Rotifera, Bdelloidea) from Korea

FIGURE 2. Light microscopy photographs of Philodinavus koreanus n. sp. (a–b) creeping, ventral view; (c) head, trophi about to protrude from the lower buccal field, ventral view; (d) head, upper buccal field almost closed, ventral view; (e) head, upper buccal field somewhat closed; (f) scanning electron microscopy photograph of trophi, caudal view (× 6500); (g–h) trophi, cephalic view (scale bars: a–b = 50 μm; c–e = 25 μm; f = 2 μm; g–h = 10 μm). lbf, lower buccal field; m, manubrium; ma, major teeth; mi, minor teeth; r, ramus; ra, ramus apophysis; ro, rostrum; s, septum; tr, trophi; ubf, upper buccal field.

FIGURE 1. Philodinavus koreanus n in Descriptions of Philodinavus koreanus n. sp. and two new species of Philodina (Rotifera, Bdelloidea) from Korea

FIGURE 1. Philodinavus koreanus n. sp. (a) head, upper buccal field somewhat closed, ventral view; (b) head, upper buccal field almost closed, ventral view; (c) head, trophi about to protrude from the lower buccal field, ventral view; (d) spurs and toes, dorsolateral view; (e) creeping, ventral view (scale bars: a–c = 20 μm; d = 10 μm; e = 25 μm). lbf, lower buccal field; s, septum; tr, trophi; ubf, upper buccal field.

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FIGURE 1 in Tardigrada and Rotifera from moss microhabitats on a disappearing Ugandan glacier, with the description of a new species of water bear

FIGURE 1. Study area: A—map of Uganda with the location of Rwenzori Mountains, inserted map of Africa with Uganda marked, B—terminus of glacier with glacier moss aggregation.