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393 results for “Kinorhyncha”
Figure 3 from: Landers SC, Sørensen MV (2016) Two new species of Echinoderes (Kinorhyncha, Cyclorhagida), E. romanoi sp. n. and E. joyceae sp. n., from the Gulf of Mexico. ZooKeys 594: 51-71. https://doi.org/10.3897/zookeys.594.8623
Figure 3 - Light micrographs showing overviews and details in male holotype ZMUC KIN-962 (A–B, D), female paratypes ZMUC KIN-965 (C, F) and ZMUC KIN-966 (E) and male paratype ZMUC KIN-967 (G) of Echinoderes romanoi sp. n. A. Dorsal overview B Ventral overview C Segments 1 to 5, dorsal view D Segments 1 and 2, ventral view E Segments 6 to 8, ventral view F Segments 10 and 11 of a female, ventral view G Segments 10 and 11 of a male, ventral view. Abbreviations: gco1/2, glandular cell outlet type 1/2; ld, laterodorsal sensory spot; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; mds, middorsal spine; pe, penile spine; sd, subdorsal sensory spot; te, tergal extensions; trp, trichoscalid plate.
Figure 4 from: Landers SC, Sørensen MV (2016) Two new species of Echinoderes (Kinorhyncha, Cyclorhagida), E. romanoi sp. n. and E. joyceae sp. n., from the Gulf of Mexico. ZooKeys 594: 51-71. https://doi.org/10.3897/zookeys.594.8623
Figure 4 - Scanning electron micrographs showing overviews and details in head and trunk morphology of Echinoderes romanoi sp. n. A Right lateroventral view of anterior end of a female B Oral stylets and introvert C Right lateral overview of a male D Right lateral view of segments 8 to 11 of a male E Trunk segments 5 to 8, lateral view F Segments 9 to 11 of a female, ventral view. Abbreviations: gco2, glandular cell outlet type 2; go, gonopore; ld, laterodorsal sensory spot; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tube; mds, middorsal spine; ml, midlateral sensory spot; pd, paradorsal sensory spot; pe, penile spine; psp, primary spinoscalid; sd, subdorsal sensory spot; sp2–3, spinoscalids of Rings 2 to 3; spf, secondary pectinate fringe; vl, ventrolateral sensory spot; vm, ventromedial sensory spot.
Figure 2 from: Landers SC, Sørensen MV (2016) Two new species of Echinoderes (Kinorhyncha, Cyclorhagida), E. romanoi sp. n. and E. joyceae sp. n., from the Gulf of Mexico. ZooKeys 594: 51-71. https://doi.org/10.3897/zookeys.594.8623
Figure 2 - Line art illustrations of Echinoderes romanoi sp. n. A Male, dorsal view B Male, ventral view C Female, segments 10 to 11, dorsal view D Female, segments 10 to 11, ventral view. Abbreviations: gco1/2, glandular cell outlet type 1/2; ld, laterodorsal sensory spot; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tube; ml, midlateral sensory spot; pa, pachycyclus; pd, paradorsal sensory spot; pe, penile spine; pv, paraventral sensory spot; sd, subdorsal sensory spot; si, sieve plate; sl, sublateral sensory spot; vm, ventromedial sensory spot.
Figure 6 from: Landers SC, Sørensen MV (2016) Two new species of Echinoderes (Kinorhyncha, Cyclorhagida), E. romanoi sp. n. and E. joyceae sp. n., from the Gulf of Mexico. ZooKeys 594: 51-71. https://doi.org/10.3897/zookeys.594.8623
Figure 6 - Light micrographs showing overviews and details in male holotype ZMUC KIN-845 (A–F), and female paratype ZMUC KIN-849 (G) of Echinoderes joyceae sp. n. A Dorsal overview B Ventral overview C Segments 1 to 6, dorsal view D Segments 1 to 6, ventral view E Segments 8 to 11, dorsal view F Segments 8 to 11, ventral view G Segments 9 to 11, dorsal view. Abbreviations: gco1/2, glandular cell outlet type 1/2; ld, laterodorsal sensory spot; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; mds, middorsal spine; pe, penile spine; pd, paradorsal sensory spot; sd, subdorsal sensory spot; si, sieve plate; vm, ventromedial sensory spot.
Figure 7 from: Landers SC, Sørensen MV (2016) Two new species of Echinoderes (Kinorhyncha, Cyclorhagida), E. romanoi sp. n. and E. joyceae sp. n., from the Gulf of Mexico. ZooKeys 594: 51-71. https://doi.org/10.3897/zookeys.594.8623
Figure 7 - Scanning electron micrographs showing overviews and details in head and trunk morphology of female Echinoderes joyceae sp. n. A Lateral overview B Mouth cone and introvert sector 8 C Head and segments 1 to 2, lateral view D Laterodorsal parts of segments 1 to 6 E Trunk segments 1 to 10, lateral view F Laterodorsal parts of segments 4 to 7 G Detail showing sublateral parts of segments 7 to 9 H Detail showing sub- and laterodorsal parts of segment 10 and left tergal extension of segment 11 I Segments 7 to 11, laterodorsal and caudal view. Abbreviations: gco2, glandular cell outlet type 2; ld, laterodorsal sensory spot; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lvs, lateroventral spine; lvt, lateroventral tube; mds, middorsal spine; ml, midlateral sensory spot; oos, outer oral style; pd, paradorsal sensory spot; psp, primary spinoscalid; sd, subdorsal sensory spot; sec 8, introvert sector 8; si, sieve plate; sp2–5, spinoscalids of rings 2 to 5; tr, trichoscalid; vlt, ventrolateral tube.
Figure 5 from: Landers SC, Sørensen MV (2016) Two new species of Echinoderes (Kinorhyncha, Cyclorhagida), E. romanoi sp. n. and E. joyceae sp. n., from the Gulf of Mexico. ZooKeys 594: 51-71. https://doi.org/10.3897/zookeys.594.8623
Figure 5 - Line art illustrations of Echinoderes joyceae sp. n. A Male, dorsal view B Male, ventral view C Female, segments 10 to 11, dorsal view D Female, segments 10 to 11, ventral view. Abbreviations: gco1/2, glandular cell outlet type 1/2; ld, laterodorsal sensory spot; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tube; ml, midlateral sensory spot; pa, pachycyclus; pe, penile spine; sd, subdorsal sensory spot; si, sieve plate; vlt, ventrolateral tube.
Fig. 1 in Expanding the Echinoderes coulli group (Kinorhyncha: Cyclorhagida) with a new species from the Chuuk Islands, Micronesia
Fig. 1. Map showing (A) the position of the Chuuk Islands, and (B) zoom of the sampling localities.
Fig. 4 in Echinoderes xiphophorus sp. nov. - the first deep-water representative of Echinoderidae in the Sea of Japan (Kinorhyncha: Cyclorhagida)
Fig. 4. Echinoderes xiphophorus sp. nov., ♂, SEM micrographs. A. Dorsal view. B–C. Ventral view, uncoated SEM specimens. Abbreviations: lvt = lateroventral tube; mds = middorsal spine; mlt = midlateral tube; sdt = subdorsal tube; slt = sublateral tube; vlss = ventrolateral sensory spot; 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. White arrowhead indicates cuticular hole of broken sword-like appendage. Numbers indicate the number of the trunk segment. Scale bars: A = 20 µm; B–C = 10 µm.
Fig. 4 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 4. Light micrographs showing overviews and details of (A–I) male holotype, NHMD-920097, and (J) female paratype, NHMD-920098, of Echinoderes abeli sp. nov. from Islas Marias, Mexico. (A) Ventral overview. (B) Segments 1 to 4, ventral view. (C) Segments 1 to 4, dorsal view. (D) Segments 4 to 6, ventral view. (E) Segment 5 to 7, dorsal view. (F) Segments 7 to 10, ventral view. (G) Segments 7 to 8, dorsal view. (H) Detail of segments 10 to 11, ventral view, showing male sexual dimorphism. (I) Detail of segments 10 to 11, dorsal view, showing male sexual dimorphism. (J) Segments 10 to 11, dorsal view, showing female sexual dimorphism. Abbreviations: 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; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spine; pl placid; pr, protuberance; sdgco2, subdorsal glandular cell outlet type 2; sdss, subdorsal sensory spots; trp, trichoscalid plate. Digits after abbreviations in lvs, lvt and mds refer to segment number.
Fig. 8 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 8. Scanning electron micrographs showing overviews and details of Echinoderes wilberti sp. nov. (A) Ventral overview. (B) Segment 1 to 3, ventral view. (C) Segment 4 to 6, ventral view. (D) Segment 8, ventral view. (E) Segments 9 to 10, ventral view. (F) Segment 11, ventral view. (G) Segments 10 to 11, ventral view. (H) Dorsal overview. (I) Segments 1 to 4, dorsal view. (J) Segments 6 to 10, dorsal view. (K) Segments 10 to 11, dorsal view, showing male sexual dimorphism. (L) Segments 10 to 11, dorsal view, showing female sexual dimorphism; inset shows close-up of laterodorsal tube. Abbreviations: lat, lateral accessory tube; ldss, laterodorsal sensory spot; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lvs, lateroventral spine; lvt, lateroventral tube; mlss, midlateral sensory spot; pe, penile spine; pl, placid; sdss, subdorsal sensory spot; ste, sternal extension; te, tergal extension; vlss, ventrolateral sensory spot; vmss, ventromedial sensory spot. Digits after abbreviations lvs and lvt refer to segment number.
Fig. 7 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 7. Light micrographs showing overviews and details of (A–G) female holotype, NHMD-1176454, female paratype (H–I) NHMD-1176456, and (J) male paratype, NHMD-1176455, of Echinoderes wilberti sp. nov. from Xcalak, Quintana Roo, Mexico. (A) Ventral overview. (B) Segments 1 to 2, ventral view. (C) Segments 1 to 2, dorsal view. (D) Segments 3 to 5, ventral view. (E) Segment 3 to 5, dorsal view. (F) Segments 6 to 8, ventral view. (G) Segments 6 to 8, dorsal view. (H) Segments 9 to 11, ventral view. (I) Segments 9 to 11, dorsal view, showing female sexual dimorphism. (J) Segments 10 to 11, dorsal view, showing male sexual dimorphism. Abbreviations: lat, lateral accessory tube, ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral spine; lvt, lateroventral tube; mdgco1, middorsal glandular cell outlet type 1; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spine; pl placid; pvb, paraventral bristles; sdt, subdorsal tube; ste, sternal extensions; te, tergal extensions; trp, trichoscalid plate; vmgco1, ventromedial glandular cell outlet type 1. Digits after abbreviations lvs and lvt refer to segment number.
Fig. 2 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 2. Line art illustrations of Echinoderes abeli sp. nov. (A) Male, dorsal view. (B) Male, ventral view. (C) Segments 10 to 11 in female, dorsal view. (D) Segments 10 to 11 in female, ventral view. Abbreviations: ldss, laterodorsal sensory spot; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvgco1, lateroventral glandular cell outlet type 1; lvs, lateroventral spine; lvt, lateroventral tube; mdgco1, middorsal glandular cell outlet type 1; mds, middorsal spine; mlt, midlateral tube; pdgco1, paradorsal glandular cell outlet type 1; pdss, paradorsal sensory spot; pe, penile spines; pr, protuberance; pvgco1, paraventral glandular cell outlet type 1; sdgco2, subdorsal glandular cell outlet type 2; sdss, subdorsal sensory spot; si, sieve plate; slss, sublateral sensory spot; slt, sublateral tube; vlss, ventrolateral sensory spot; vmgco1, ventromedial glandular cell outlet type 1; vmss, ventromedial sensory spot.
Fig. 8 in Taxonomy, genetic diversity, and phylogeny of the Antarctic mud dragon, Polacanthoderes (Kinorhyncha: Echinorhagata: Echinoderidae)
Fig. 8. Polar-coordinate diagram of mouth cone, introvert, and placids in Polacanthoderes shiraseae sp. nov. Grey area and heavy line arcs show mouth cone and placids, respectively. The table lists the arrangement of styles and scalids by sector.
FIGURE 6 in Leiocanthus quinquenudus sp. nov. and L. satanicus sp. nov., two new species of pycnophyid Kinorhyncha (Allomalorhagida: Pycnophyidae) from the Gulf of Mexico
FIGURE 6. Light micrographs showing trunk overviews and details in the head, neck and main cuticular ornamentations of female holotype NHMD-915202 (A–B, I–J) and male paratype NHMD-915207 (C–H, K) of Leiocanthus satanicus sp. nov. A, dorsal overview; B, ventral overview; C, outer oral styles of mouth cone (arrows indicate the lateral incisions); D, detail of a spinoscalid (arrow indicates the fringes of the basal sheath), inset shows the rhomboid cuticular piece; E, trichoscalids; F, regular-sized scalids of sector 03 (black head arrows indicate the arrangement of the scalids); G, dorsal placids; H, ventral placids (arrows indicate the posterolateral margins); I, horn-shaped anterolateral projections of segment 1 tergal plate; J, daggerlike extensions of segment 10 tergal plate; K, anterior margin of segment 1 tergal plate and conspicuous cuticular wrinkles (indicated by arrow and circle). Scales: A–B, 100 μm; C–K, 20 μm; inset of D, 10 μm. Abbreviations: bs, basal sheath; ep, endpiece; s03, introvert sector 3.
FIGURE 36 in Revision of Condyloderes (Kinorhyncha, Cyclorhagida) including description of Condyloderes shirleyi sp. nov.
FIGURE 36. Condyloderes shirleyi sp. nov., paratypic females (ZMB 11603, A; USNM 1481022, B, C, E, F; USNM 1481040, D) and paratypic male (USNM 1480983, G) from right (A–F) and dorsal side (G), DIC. A–G. Segments 1 and 2 (A), 3 and 4 (B), 5 and 6 (C), 2–5 (D), 7 and 8 (E), 10 and 11 (F, G). White arrows mark reduced free flap (A). Black arrows indicate modified attachment sites of tergal plates for lateral accessory cuspidate spines (A, D), spine lost in A. Arrowheads in A–G mark type-6 sensory spots. Black arrowhead in A points to type-6 sensory spot located centrally on segment instead of posteriorly. Scale bar in G 50 µm, valid for A–G. Abbreviations: amp, female-specific area of micropapillae; ap, femalespecific appendage; cu, cuspidate spine; ld10, laterodorsal spine of segment 10; ltas, lateral terminal accessory spine; lv3, lateroventral spine of segment 3; md1, middorsal spine of segment 1; mts, midterminal spine; ne, protonephridial openings; pa, pachycyclus; ssp3, type-3 sensory spot; st, sternal plate; tp, tergal plate.
FIGURE 13. Condyloderes paradoxus. A, B in Revision of Condyloderes (Kinorhyncha, Cyclorhagida) including description of Condyloderes shirleyi sp. nov.
FIGURE 13. Condyloderes paradoxus. A, B. Habitus of holotypic male (USNM 37460) in ventral (A) and dorsal (B) view. Sublateral sensory spot on segment 1 indicated by dotted lines not observed in holotype but very likely based on observation of spots in other paratypic adults (see text). Cuspidate spines highlighted by grey colour. Scale bar 100 µm, valid for A and B. Abbreviations: ac, acicular spine; cu, cuspidate spine; ld10, laterodorsal spine of segment 10; ltas, lateral terminal accessory spine; md2, middorsal spines of segment 2; mts, midterminal spine; ne, protonephridial openings; ssp3, type-3 sensory spot.
FIGURE 33 in Revision of Condyloderes (Kinorhyncha, Cyclorhagida) including description of Condyloderes shirleyi sp. nov.
FIGURE 33. Condyloderes shirleyi sp. nov. A, B. Habitus of holotypic male (USNM 1480999). Placids not illustrated because of dirt particles hiding details. A. Ventral view. Sternal and tergal plate slightly separated on left side during mounting but still covered by interplate cuticle. Pachycyclus and cuticular hairs on surface indicated on segment 3. B. Dorsal view. Pores shown in segments 2 and 5. C. Segments 6–11 of paratypic female (USNM 1481025), ventral view. Variation of cuspidate spine of segment 7 in lateral accessory instead of ventrolateral position. Pores and cuticular hairs indicated on segment 9. Cuspidate spines highlighted by grey colour. Scale bar 100 µm, valid for A–C. Abbreviations: ac, acicular spine; amp, female-specific area of micropapillae; ap, female-specific appendage; cu, cuspidate spine; ff, free flap; gc, gland cell outlet of male; ltas, lateral terminal accessory spine; md7, middorsal spines of segment 7; mts, midterminal spine; ne, protonephridial openings; ssp3, type-3 sensory spot.
FIGURE 7 in Kinorhyncha from the Iberian Peninsula: new data from the first intensive sampling campaigns
FIGURE 7. Depth records for kinorhynch species collected in this study. Data are not available for Echinoderes worthingi and Pycnophyes sp. 2.
FIGURE 4. Scanning electron micrographs. A in Kinorhyncha from the Iberian Peninsula: new data from the first intensive sampling campaigns
FIGURE 4. Scanning electron micrographs. A, dorsal view of Pycnophyes dentatus. B, ventral view of Pycnophyes aulacodes. C, lateroventral view of Echinoderes cantabricus. D, Ventral view of Campyloderes cf. vanhoeffeni. E, ventral view of Pycnophyes carinatus. F, P. aulacodes, male, ventral view; midsternal plate with a midventral pointed projection. G, ventral view of Semnoderes armiger. H, E. cantabricus, dorsal view; midlateral tube on segment 1. I, P. carinatus, female, ventral view; placids and shape of the midsternal and episternal plates. J, P. dentatus, ventral view; cuticular structures on segment 10. K, S. armiger, ventral view; detail of cuspidate and acicular spines from segment 9.
FIGURE 5 in An exploration of Echinoderes (Kinorhyncha: Cyclorhagida) in Korean and neighboring waters, with the description of four new species and a redescription of E. tchefouensis Lou, 1934*
FIGURE 5. Light micrographs showing details in neck and trunk morphology of the female holotype of Echinoderes cernunnos sp. nov., NIBR Acc. No. INBRIV0000245082: A, neck and segments 1 and 2, dorsal view; B, neck and segments 1 and 2, ventral view; C, Segments 5 to 7, middorsal to midlateral regions on right half of tergal plates; D, segments 5 and 6, close-up of middorsal to subdorsal regions on right half of tergal plates; E, segments 9 and 10, close-up of middorsal and subdorsal areas; F, segment 11, focused on left side tergal extension and terminal spines; G, segment 11, focused on midtergal junction; H, segment 11, focused on right side tergal extension. Abbreviations: gco I/II, glandular cell outlet type 1/2; ltas, lateral terminal accessory spine; lts, lateral terminal spine; mdp, middorsal placid; mds, middorsal spine; ml, midlateral sensory spot; mtj, midtergal junction; mvp, midventral placid; sd (tu/fu), subdorsal sensory spot (with tube-shaped/funnel-shaped subcuticular structure); te, tergal extension; trp, trichoscalid plate. Digits after the labels refer to the segment numbers.
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