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393 results for “Kinorhyncha”
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.
Fig. 8 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 8. Echinoderes xiphophorus sp. nov., SEM micrographs. A–B. ♂, trunk segments 10–11. A. Dorsolateral view. B. Dorsal view. — C–D. ♀, trunk segments 9–11. C. Lateral view. D. Posterior view. Abbreviations: lds = laterodorsal spine / tube; ldss = laterodorsal sensory spot; ltas = lateral terminal accessory spine; lts = lateral terminal spine; mde = middorsal elevation; pdss = paradorsal sensory spot; ps = penile spine; sdss = subdorsal sensory spot; slt = sublateral tube; swa = sword-like appendage; tex = tergal extension. White circlets indicate sensory spots. Numbers after ps indicate the number of the pair, the number after slt indicates the number of the trunk segment. Scale bars: A, C–D = 10 µm; B = 20 µm.
Fig. 5 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 5. Echinoderes xiphophorus sp. nov., ♂, SEM micrograph of uncoated specimen, ventral view. Abbreviations: lvss = lateroventral sensory spot; mdgo = middorsal glandular cell outlet type 1; swa = sword-like appendage; 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. Number after vlt indicates the number of the trunk segment. Scale bar = 10 µm.
Figure 1 in Echinoderes dujardinii Claparède, 1863 (Kinorhyncha, Cyclorhagida): a new record for the kinorhynch fauna of Turkey
Figure 1. Sampling locality.
FIGURE 2 in Echinoderes unispinosus (Kinorhyncha: Cyclorhagida), a new record from deep-sea sediments in the Gulf of Mexico
FIGURE 2. Light micrographs showing details of the cuticular morphology of adult males of Echinoderes unispinosus from the Gulf of Mexico. A. Dorsal view of segments 1 to 7. B. Ventral view of segments 1 to 5. C. Segments 9-11. D. Ventral view of segments 5 to 8.Abbreviations: lts, lateral terminal spine; lvs, lateroventral spine; mdp, middorsal placid; mds, middorsal spine; mvp, midventral placid; pf, primary pectinate fringe; s, segment followed by number of corresponding segment; te, tergal extension; sensory spots indicated with dotted circles, type 2 glandular cell outlets are marked with white arrowheads, and type 1 glandular cell outlets with black arrowheads.
FIGURE 1 in Echinoderes unispinosus (Kinorhyncha: Cyclorhagida), a new record from deep-sea sediments in the Gulf of Mexico
FIGURE 1. Map showing the sampling stations within the Economic Exclusive Zone of the Gulf of Mexico.
FIGURE 1 in A new species of Dracoderes (Kinorhyncha: Dracoderidae) from Korea provides further support for a dracoderid-homalorhagid relationship
FIGURE 1. Line art illustrations showing general habitus in Dracoderes nidhug nov. sp. A. Female, dorsal view. B. Female, ventral view. C. Segments 10 and 11 in male, ventral view. Abbreviations: cf, cuticular folding between placids; fs, fringed spine; gco, glandular cell outlet; icl, intracuticular line; lat, lateral accessory tubule; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tubule; mds, middorsal spine; ml, midlateral sensory spot; ne, nephridiopore; pd, paradorsal sensory spot; pds, paradorsal spine; pe, penile spine; pl, placid; sd, subdorsal sensory spot; sdt, subdorsal tubule; sl, sublateral sensory spot; sus, subcuticular structure; te, tergal extension; vl, ventrolateral sensory spot; vm, ventromedial sensory spot.
FIGURE 3 in A new species of Dracoderes (Kinorhyncha: Dracoderidae) from Korea provides further support for a dracoderid-homalorhagid relationship
FIGURE 3. Scanning electron micrographs showing overviews and details in head and trunk morphology of Dracoderes nidhug nov. sp. A. Dorsal overview of whole specimen. B. Mouth cone with pharynx extended. C. lateroventral overview of whole specimen. D. Segment 2, ventral view. E. Detail of mid- and subdorsal areas of segment 2. F. Detail of lateroventral area of segment 2. G. Segments 7 to 9, lateral view. H. Segment 11 in male, ventral view. I. Segment 11 in male, lateral view. Abbreviations: fs, fringed spine; hs, helioscalid; ld, laterodorsal sensory spot; loo, large outer oral styles; lts, lateral terminal spine; lvt, lateroventral tubule; mds, midadorsal spine; pd, paradorsal sensory spot; pds, paradorsal spine; pe, penile spine; scl, subcuticular line; sdt, subdorsal tubule; sl, sublateral sensory spot; soo, small outer oral styles; te, tergal extension; tr, trichoscalid; vl, ventrolateral sensory spot; vm, ventromedial sensory spot.
FIGURE 2 in A new species of Dracoderes (Kinorhyncha: Dracoderidae) from Korea provides further support for a dracoderid-homalorhagid relationship
FIGURE 2. Light micrographs showing overviews and details in Dracoderes nidhug nov. sp., displaying female holotype, ZMUC KIN-649 (A–B, E–F) and male allotype, ZMUC KIN-550 (C–D, G–H). A. Ventral overview of trunk and head. B. Neck and segment 1, dorsal view. C. Neck and segments 1 and 2, ventral view. D. Segments 2 to 4, dorsal view. E. Segments 7 to 9, ventral view. F. Detail showing areas around tergosternal junctions on segments 5 and 6. G. Segment 11 and penile spines in male. H. Segment 11 in male, ventral view. Abbreviations: fs, fringed spine; icl, intracuticular line; lat, lateral accessory tubule; ldp, laterodorsal placid; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tubule; ne, nephridiopore; pds, paradorsal spine; pe, penile spine; sdp, subdorsal placid; sdt, subdorsal tubule; sus, subcuticular structure; te, tergal extension; tr, trichoscalid, vm, ventromedial sensory spot.
FIGURE 8 in Two new species of Dracoderes (Kinorhyncha: Dracoderidae) from the Ryukyu Islands, Japan, with a molecular phylogeny of the genus
FIGURE 8. Maximum-likelihood tree for the genus Dracoderes, based on concatenated 18S rRNA, 28S rDNA and mitochondrial COI sequences. Numbers near nodes are the bootstrap value for maximum likelihood (ML) and the posterior probability for Bayesian inference (BI), respectively. The scale bar indicates the number of substitutions per site.
FIGURE 7 in Two new species of Dracoderes (Kinorhyncha: Dracoderidae) from the Ryukyu Islands, Japan, with a molecular phylogeny of the genus
FIGURE 7. Dracoderes toyoshioae sp. nov., Nomarski photomicrographs of holotype female (ZIHU-04990). A, segments 1 and 2, dorsal view; B, segments 1–5, ventral view; C, segments 5–11, dorsal view; D, segments 6–11, ventral view; E, segments 4–6, ventral view. Dashed circles indicate sensory spots. Abbreviations: gc, glandular cell outlet; lasus, lateral accessory subcuticular structure; lat, lateral accessory tubule; lts, lateral terminal spine; lvsus, lateroventral subcuticular structure; lvt, lateroventral tubule; mdsus, middorsal subcuticular structure; pds, paradorsal acicular spine; pdsus, paradorsal subcuticular structure; pf, primary pectinate fringe; vls, ventrolateral acicular spine.
FIGURE 6 in Two new species of Dracoderes (Kinorhyncha: Dracoderidae) from the Ryukyu Islands, Japan, with a molecular phylogeny of the genus
FIGURE 6. Dracoderes toyoshioae sp. nov., camera lucida drawings of holotype, female (ZIHU-04990). A, B, segments 1–11, except for lateral terminal spine, dorsal and ventral views, respectively; C, whole animal, dorsal view. Asterisks and circles indicate sensory spots and glandular cell outlets, respectively. Possible missing spines/tubules are illustrated with dotted lines. Abbreviations: cf, cuticular folding; gc, glandular cell outlet; lasus, lateral accessory subcuticular structure; lat, lateral accessory tubule; lts, lateral terminal spine; lvsus, lateroventral subcuticular structure; lvt, lateroventral tubule; mdsus, middorsal subcuticular structure; pds, paradorsal acicular spine; pdsus, paradorsal subcuticular structure; pl, placid; ss, sensory spot; te, tergal extension; vls, ventrolateral acicular spine; vlsus, ventrolateral subcuticular structure.
FIGURE 4 in Two new species of Dracoderes (Kinorhyncha: Dracoderidae) from the Ryukyu Islands, Japan, with a molecular phylogeny of the genus
FIGURE 4. Dracoderes snufkini sp. nov., scanning electron micrographs. A, whole animal, lateral view; B, introverted head and neck; C, segments 1–3, ventral view; D, enlargement of ventromedial sensory spot on segment 1; E, segments 1–4, ventrolateral view; F, segments 1–5, laterodorsal view; G, segments 1–4, ventrolateral view. Dashed circles indicate sensory spots. Abbreviations: cf, cuticular folding; ha, hair; lvt, lateroventral tubule; mds, middorsal acicular spine; pds, paradorsal acicular spine; pf, primary pectinate fringe; pl, placid.
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