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346 results for “Echinoderes”
Fig. 3 in Echinoderes (Kinorhyncha: Cyclorhagida) from the Hikurangi Margin, New Zealand
Fig. 3. Light micrographs showing overviews and details of Echinoderes blazeji sp. nov. A, G–H. ♂, paratype (NIWA-159401). B–C, E–F. ♂, holotype (NIWA-159400). D, I. ♀, paratype (NHMD-917223). A. Lateral overview of male. B. Segments 1 to 5, dorsal view. C. Segments 1 to 5, ventral view. D. Lateral overview of female. E. Segments 6 to 9, dorsal view. F. Segments 7 to 11, ventral view. G. Segments 8 to 9, lateroventral view. H. Segments 9 to 11 of male, lateral view. I. Segments 9 to 11 of female, lateral view. Abbreviations: see Material and methods.
Fig. 3 in Redescription of Echinoderes levanderi Karling, 1954 (Kinorhyncha: Cyclorhagida) - a kinorhynch tolerant to very low salinities
Fig. 3. Light electron micrographs of Echinoderes levanderi Karling, 1954. A–G, J. Neotype, ♂ (SMNH 157575). H. ♀ (SMNH 157577d). I. ♀ (SMNH 157577a). A. Ventral overview. B. Segments 1–3, dorsal view. C. Segments 1–3, ventral view. D. Segments 6–8, dorsal view. E. Segments 3–5, ventral view. F. Segments 8–9, dorsal view. G. Segments 8–9, ventral view. H–I. Segments 10–11, ventral view. J. Segment 10–11, ventral view. Abbreviations: ldtu, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvac, lateroventral acicular spine; lvtu, lateroventral tube; mdac, middorsal acicular spine; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spines; pmvf, partial midventral fissure; sdtu, subdorsal tube; sltu, sublateral tube; si, sieve plate; te, tergal extension; vltu, ventrolateral tube; vmgco1, ventromedial glandular cell outlet type 1.
Fig. 4 in Redescription of Echinoderes levanderi Karling, 1954 (Kinorhyncha: Cyclorhagida) - a kinorhynch tolerant to very low salinities
Fig. 4. Scanning electron micrographs of Echinoderes levanderi Karling, 1954. A. ♀, laterodorsal overview. B. ♀, segments 1–3, dorsal view, note the absence of subdorsal tubes. C. ♂, segment 1, ventrolateral view. D. ♂, segments 1–3, laterodorsal view, note the presence of subdorsal tubes. E. ♂, segments 2–3, ventral view. F. ♂, segments 4–5, sublateral view. G. ♂, details of segments 9, showing sublateral sieve plates and middorsal cuticular scar (arrow, inset). H. ♀, segment 11, lateral view. I. ♂, segments 10–11, subdorsal view. (* marks additional ldtu found in this specimen only). J. ♂, segment 11, ventrolateral view. Note that lateral terminal spines are broken off in all specimens. Abbreviations: ldss, laterodorsal sensory spot; ldtu, laterodorsal tube (* marks additional, ldtu found in this specimen only); lvtu, lateroventral tube; mdss, middorsal sensory spot; mlss, midlateral sensory spot; pe, penile spines; pmvf, partial midventral fissure; pt, papillar tuft; sdss, subdorsal sensory spot; sdtu, subdorsal tube; slss, sublateral sensory spot; sltu, sublateral tube; vlss, ventrolateral sensory spot; vltu, ventrolateral tube; vmss, ventromedial sensory spot
Fig. 1 in Redescription of Echinoderes levanderi Karling, 1954 (Kinorhyncha: Cyclorhagida) - a kinorhynch tolerant to very low salinities
Fig. 1. Map of the Baltic Sea and Gulf of Bothnia, with collecting localities indicated as black rings. Approximate bottom water salinity gradients are indicated with dashed lines (source: Axe & Sahlsten 2001).
Fig. 2 in Redescription of Echinoderes levanderi Karling, 1954 (Kinorhyncha: Cyclorhagida) - a kinorhynch tolerant to very low salinities
Fig. 2. Line art illustration of Echinoderes levanderi Karling, 1954. A. ♂, dorsal overview. B. ♂, ventral overview. C. ♂, segments 10–11 with lateral terminal spines drawn to full length, dorsal view. D. ♀, segments 9–11, dorsal view. E. ♀, segments 9–11, ventral view. Abbreviations: ldss, laterodorsal sensory spot; ldtu, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvac, lateroventral acicular spine; lvtu, lateroventral tube; mdac, middorsal acicular spine; mlss, midlateral sensory spot; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spines; sdtu, subdorsal tube; sltu, sublateral tube; si, sieve plate; vlgco1, ventrolateral glandular cell outlet type 1; vltu, ventrolateral tube
Figure 6 in Kinorhynchs from sandy coastal habitats in Turkey, with the description of a new pan-Mediterranean species of Echinoderes (Cyclorhagida: Echinoderidae)
Figure 6. Light micrographs showing overviews and details of female Echinoderes riedli, NHMD-872891, from Balıkesir, Ayvalık, Turkey. (A) Ventral overview. (B) Segments 1 to 6, dorsal view. (C) Segments 1 to 6, ventral view. (D) Segments 6 to 9, dorsal view. (E) Segments 5 to 9, ventral view. (F) Segments 10 to 11, focusing on tergal extensions. Abbreviations: ltas, lateral terminal accessory spine; lvs, lateroventral spine; lvt, lateroventral tube; mdgco1, middorsal glandular cell outlet type 1; mds, middorsal spine; pdgco1, paradorsal glandular cell outlet; te, tergal extensions; vlt, ventrolateral tubes.
Figure 7 in Kinorhynchs from sandy coastal habitats in Turkey, with the description of a new pan-Mediterranean species of Echinoderes (Cyclorhagida: Echinoderidae)
Figure 7. Light micrographs showing overviews and details of (A–E, G–I) male Echinoderes sp. from Muğla, NHMD-872893, and (F) male paratype of Echinoderes charlotteae, ZMUC KIN-870, from the Gulf of Mexico. (A) Ventral overview. (B) Segments 1 to 5, dorsal view. (C) Segments 1 to 5, ventral view. (D) Segments 4 to 8, dorsal view. (E–F) Segment 8, ventral view, comparison of tube positions in (E) Echinoderes sp. and (F) E. charlotteae. (G) Segments 8 to 10, dorsal view. (H) Segments 10 to 11, dorsal view. (I) Segments 10 to 11, ventral view. Abbreviations: lat, lateral accessory tube; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tube; mdgco1, middorsal glandular cell outlet type 1; mds, middorsal spine; pdgco1, paradorsal glandular cell outlet type 1; pdss, paradorsal sensory spot; pe, penile spine; sdgco2, subdorsal glandular cell outlet type 2; slgco2, sublateral glandular cell outlet type 2; slt, sublateral tube; te, tergal extensions; vlt, ventrolateral tubes.
Figure 3 in Kinorhynchs from sandy coastal habitats in Turkey, with the description of a new pan-Mediterranean species of Echinoderes (Cyclorhagida: Echinoderidae)
Figure 3. Diagram of mouth cone (grey area), introvert and placids in Echinoderes shahmaranae sp. nov., showing distribution of inner oral styles (full circles), outer oral styles (diamonds), primary scalids (triangles), spinoscalids (fat open circles), and trichoscalids (stars), with positions of trichoscalid plates and placids indicated. Table shows the scalid arrangement by sector; single-lined boxes mark quincunxes, double- lined boxes mark "double diamonds".
Figure 4 in Kinorhynchs from sandy coastal habitats in Turkey, with the description of a new pan-Mediterranean species of Echinoderes (Cyclorhagida: Echinoderidae)
Figure 4. Light micrographs showing overviews and details of (A–H) male holotype, NHMD-872854, and (I) female paratype, NHMD- 872856, of Echinoderes shahmaranae sp. nov. from Fethiye, Turkey. (A) Ventral overview. (B) Segments 1 to 3, dorsal view. (C) Segments 1 to 3, ventral view. (D) Segments 4 to 8, dorsal view. (E) Segment 5, ventral view. (F) Segments 6 to 8, ventral view. (G) Segments 8 to 10, dorsal view. (H) Detail of segments 10 to 11, dorsal view, showing male sexual dimorphism. (I) Segments 10 to 11, ventral view, showing female sexual dimorphism. Abbreviations: lat, lateral accessory tube; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tube; mds, middorsal spine; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spine; pvb, paraventral bristles; sdtu, subdorsal tubes; slgco2, sublateral glandular cell outlet type 2; te, tergal extensions; vlt, ventrolateral tubes.
Figure 2 in Kinorhynchs from sandy coastal habitats in Turkey, with the description of a new pan-Mediterranean species of Echinoderes (Cyclorhagida: Echinoderidae)
Figure 2. Line art illustrations of Echinoderes shahmaranae sp. nov. (A) Female, dorsal view. (B) Female, ventral view. (C) Segments 10 to 11 in male, dorsal view. (D) Segments 10 to 11 in male, ventral view. Abbreviations: lat, lateral accessory tube; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tube; mdgco1, middorsal glandular cell outlet type 1; mds, middorsal spine; mlss, midlateral sensory spot; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spines; pvb, paraventral bristles; sdss, subdorsal sensory spot; sdt, subdorsal tube; slgco1/2, sublateral glandular cell outlet type 1/2; slss, sublateral sensory spot; vlss, ventrolateral sensory spot; vlt, ventrolateral tube; vmss, ventromedial sensory spot.
Figure 8 in Kinorhynchs from sandy coastal habitats in Turkey, with the description of a new pan-Mediterranean species of Echinoderes (Cyclorhagida: Echinoderidae)
Figure 8. Scanning electron micrographs showing overviews and details of Cephalorhyncha flosculosa. (A) Lateral overview. (B) Segment 4, subdorsal view. (C) Segments 6 to 7, ventral view. (D) Segments 1 to 3, ventral view. (E) Segments 4 to 6, dorsal view. (F) Segments 10 to 11, dorsal view. Abbreviations: fl, flosculus; mdf, middorsal fissure; mds, middorsal spine; pdss, paradorsal sensory spot; pmf, partial midventral fissure; sdss, subdorsal sensory spot; vlt, ventrolateral tube; vmss, ventromedial sensory spot.
Figure 10 in Kinorhynchs from sandy coastal habitats in Turkey, with the description of a new pan-Mediterranean species of Echinoderes (Cyclorhagida: Echinoderidae)
Figure 10. Comparative light micrographs showing paraventral hair patches in selected echinoderids. Species with paraventral cuticular hairs of same length and thickness as hairs posterior rows on tergal plate (A–C): (A) Echinoderes hispanicus, segments 3 to 6. (B) Echinoderes horni, segments 3 to 6. (C) Echinoderes antalyaensis, segments 3 to 7. Species with conspicuously thicker and longer hairs than other cuticular hairs on segment: (D) Echinoderes bispinosus, segments 4 to 6. Paraventral areas with hairs are indicated with dashed squares.
Figure 2 in Echinoderes dujardinii Claparède, 1863 (Kinorhyncha, Cyclorhagida): a new record for the kinorhynch fauna of Turkey
Figure 2. Echinoderes dujardinii, adult male; introvert retracted, anterior end to the left. A, ventral view. Arrows mark the lateral terminal spines. Note the two first segments as cuticular closed rings and the remaining 9 segments with paired sternal plates. B, dorsal view. Cuticular thickenings, or pachycycli, reinforce the anterior edge of every segment (arrows).
Figure 4. Echinoderes dujardinii. Adult female. A in Echinoderes dujardinii Claparède, 1863 (Kinorhyncha, Cyclorhagida): a new record for the kinorhynch fauna of Turkey
Figure 4. Echinoderes dujardinii. Adult female. A, ventral view, segments 1-6. B, dorsal view. Note the dorsal pachycycli and the diatom shells inside the gut.
Figure 3. Echinoderes dujardinii. Adult male. A in Echinoderes dujardinii Claparède, 1863 (Kinorhyncha, Cyclorhagida): a new record for the kinorhynch fauna of Turkey
Figure 3. Echinoderes dujardinii. Adult male. A, Ventral view, segments 1-5. tp, trichoscalid plate; np, neck placid. Arrows mark lateroventral tubes on segments 2 and 5. B, Ventral view, segments 8-11. lts, lateral terminal spine; ps, penile spine; te, tergal extension. Arrows mark lateroventral spines on segments 8 and 9. Arrowheads point to lateral accessory tubes on segment 8. C, Dorsal view, segments 5-9. Arrows mark middorsal spines on segments 4-8. D, Ventral view, segments 5-9. Arrows point to lateroventral spines on segments 6-9. Arrowheads mark lateroventral tube on segment 5 and lateral accessory tube on segment 8.
Fig. 7 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 7. Echinoderes xiphophorus sp. nov., SEM micrographs. A–B. ♂, ventral view. A. Trunk segments 1–2. B. Trunk segments 2–5. — C–E. ♀, dorsal view. C. Trunk segments 6–9. D. Trunk segment 9. E. Subdorsal sensory spot on trunk segment 9. Abbreviations: ldss = laterodorsal sensory spot; lvs = lateroventral spine; lvt = lateroventral tube; mds = middorsal spine; pdss = paradorsal sensory spot; sdss = subdorsal sensory spot; slt = sublateral tube; vlt = ventrolateral tube; vmss = ventromedial sensory spot. White circles indicate sensory spots. Numbers indicate the number of the trunk segment. Scale bars: A–D = 10 µm; E = 2 µm.
Fig. 3 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 3. Echinoderes xiphophorus sp. nov., paratype ♂ (MIMB 41348), trunk segments 1–6, light micrographs. A. Dorsal view. B. Ventral view. Abbreviations: cut = cuticular scars; dvm = dorsoventral muscle attachment site; mdgo = middorsal glandular cell outlet of type 1; mdss = middorsal sensory spot; pdgo = paradorsal glandular cell outlet of type 1; vlt = ventrolateral tube; vmgo = ventromedial glandular cell outlet type 1; vmss = ventromedial sensory spot. White circles indicate sensory spots. Dotted white circles indicate glandular cell outlets. Numbers indicate the number of the trunk segment. Scale bars = 50 µm.
Fig. 6 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 6. Echinoderes xiphophorus sp. nov., ♂, SEM micrographs. A, D. Dorsolateral view. B, C, E. Dorsal view. A. Head, neck, and trunk segment 1. B. Trunk segments 1–4. C. Middorsal glandular cell outlet type 1 on trunk segment 1. D. Trunk segments 5–7. E. Trunk segments 8–10. Abbreviations: ldss = laterodorsal sensory spot; mdgo = middorsal glandular cell outlet type 1; mds = middorsal spine; mdss = middorsal sensory spot; mlss = midlateral sensory spot; mlt = midlateral tube; pdss = paradorsal sensory spot; sdss = subdorsal sensory spot; sdt = subdorsal tube; slt = sublateral tube. White circles indicate sensory spots. Dotted white circles indicate glandular cell outlets. Numbers indicate the number of the trunk segment. Scale bars: A–B, D–E = 10 µm; C = 1 µm.
Fig. 2 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 2. Echinoderes xiphophorus sp. nov., holotype, ♂ (MIMB 41347), light micrographs. A–C. Dorsal view. D–E. Ventral view. A. Trunk segments 1–8. B. Trunk segments 7–10. C. Trunk segments 10– 11. D. Trunk segments 1–8. E. Trunk segments 7–11. Abbreviations: lts = lateral terminal spine; lvs = lateroventral spine; mdgo = middorsal glandular cell outlet type 1; mds = middorsal spine; mdss = middorsal sensory spot; pdgo = paradorsal glandular cell outlet type 1; pdss = paradorsal sensory spot; sdss = subdorsal sensory spot; sdt = subdorsal tube; slt = sublateral tube; spe = spermatozoa; swa = sword-like appendage; tex = tergal extension; vlgo = ventrolateral glandular cell outlet type 1; vls = ventrolateral spine; vlss = ventrolateral sensory spot; vmgo = ventromedial glandular cell outlet type 1; vmss = ventromedial sensory spot. White circles indicate sensory spots, dotted white circles indicate glandular cell outlets. Numbers indicate the number of the trunk segment. Scale bars = 50 µm.
Fig. 1 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 1. Echinoderes xiphophorus sp. nov., ♂. A. Whole animal, dorsal view. B. Whole animal, ventral view. C. Lateral terminal spine. Abbreviations: ldss = laterodorsal sensory spot; lts = lateral terminal spine; lvs = lateroventral spine; lvss = lateroventral sensory spot; lvt = lateroventral tube; mdgo = middorsal glandular cell outlet type 1; mds = middorsal spine; mdss = middorsal sensory spot; mlss = midlateral sensory spot; mlt = midlateral tube; pdgo = paradorsal glandular cell outlet type 1; pdss = paradorsal sensory spot; ps = penile spine; sdss = subdorsal sensory spot; sdt = subdorsal tube; slt = sublateral tube; swa = sword-like appendage; tex = tergal extension; vlss = ventrolateral sensory spot; vlt = ventrolateral tube; vmgo = ventromedial glandular cell outlet type 1; vmss = ventromedial sensory spot. Numbers indicate the number of the trunk segment. Scale bar = 50 µm.
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