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346 results for “Echinoderes”
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.
Fig. 8 in Revision of an Arctic kinorhynch species: Echinoderes svetlanae and E. tubilak are junior synonyms of E. remanei
Fig. 8. Box plot showing middorsal (A) and lateroventral (B) spines length of Echinoderes remanei collected in different regions.
Fig. 9 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 9. Light micrographs of cuticles from paratypes and hologenophores mounted after DNA extraction and COI sequencing. (A–B) Echinoderes horni, NHMD- 1176472, GenBank Acc. No. OP617666. (C–D) Echinoderes wilberti sp. nov., NHMD- 1176460, GenBank Acc. No. OP617672. (A) Dorsal overview. (B) Segments 1 to 6, dorsal view. (C) Dorsal overview. (D) Segments 1 to 6, dorsal view. Arrows indicate subdorsal tubes on segment 2.
Fig. 3 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 3. Diagram of mouth cone (grey area), introvert and placids in Echinoderes abeli sp. nov., outer oral styles (diamonds), primary scalids (triangles), spinoscalids (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", question mark indicates unknown information.
Fig. 4 in Revision of an Arctic kinorhynch species: Echinoderes svetlanae and E. tubilak are junior synonyms of E. remanei
Fig. 4. Light micrographs showing ventral overviews of specimens initially identified as Echinoderes tubilak collected in Greenland (A,B), N Alaska (Chukchi Sea) (E, F) and Gulf of Alaska (G,H), and as Echinoderes svetlanae collected in the White Sea (C,D). A Female holotype (USNM 233226). B Male allotype (USNM 233227). C Female (NHMD-100318). D Male (NHMD-100317). E Female (USNM 1522327). F Male (USNM 1522326). G Female (USNM 1522283). H Male (USNM 1522285).
Fig. 1 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 1. Maps showing (A) the position of areas of study in Mexico (B) sampling stations at Islas Marias with asterisks marking St. 8 y St.12, and (C) sampling stations in Quintana Roo with inset showing zoom of stations in Xcalak.
Fig. 6 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 6. Line art illustrations of Echinoderes wilberti 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; 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; mlss, midlateral sensory spot; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spines; pvb, paraventral bristles; sdss, subdorsal sensory spot; sdt, subdorsal tube; vlss, ventrolateral sensory spot; vmgco1, ventromedial glandular cell outlet type 1; vmss, ventromedial sensory spot.
Fig. 5 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 5. Scanning electron micrographs showing overviews and details of Echinoderes abeli sp. nov. (A) Dorsal overview. (B) Ventral overview. (C) Mouth cone, dorsal view. (D) Introvert sector 2 (paraventral). (E) Segments 1 to 2, dorsal view. (F) Segment 1 to 2, ventral view. (G) Segments 7 to 8, lateral view. (H) Segments 2 to 4, lateral view; inset shows close-up of glandular cell outlet type 2. (I) Segments 10 to 11, dorsal view, showing female sexual dimorphism. (J) Segments 10 to 11, ventral view, showing female sexual dimorphism. (K) Segments 10 to 11, laterodorsal view, showing female sexual dimorphism; inset shows close-up of laterodorsal tube. Abbreviations: ldss, laterodorsal sensory spot; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvt, lateroventral tube; mdss, middorsal sensory spot; mlt, midlateral tube; oos, outer oral styles; pdss, paradorsal sensory spot; pr, protuberance; psp, primary spinoscalid; sdgco2, subdorsal glandular cell outlet type 2; sdss, subdorsal ss; slt, sublateral tube; sp, spinoscalid followed by introvert ring number; tr, trichoscalid; vlss, ventrolateral sensory spot; vmss, ventromedial sensory spot. Digit after abbreviation in lvt refer to segment number.
Fig. 3 in Revision of an Arctic kinorhynch species: Echinoderes svetlanae and E. tubilak are junior synonyms of E. remanei
Fig. 3. Light micrographs showing overview and details of Echinoderes remanei collected in Maine, USA. A Male topotype (USNM 1209784). B, C, E, G, H Male neotype (USNM 1209783). D, F, I Female topotype (USNM 1209785). A Ventral overview. B Neck and segments 1–6, dorsal view. C Neck and segments 1–4, ventral view. D Segments 5–6, ventral view. E Segment 4–6, ventral view. F Segments 8–9, ventral view. G Segments 10–11 of male, ventral view. H Segments 10–11, dorsal view. I Segments 10–11 of female, ventral view. Abbreviations: ldgco2 laterodorsal glandular cell outlet type 2; ltas lateral terminal accessory spine; lts lateral terminal spine; lvs lateroventral spine followed by segment number; lvt lateroventral tube followed by segment number; mds middorsal spine followed by segment number; mlgco2 midlateral glandular cell outlet type 2; pdgco1 paradorsal glandular cell outlet type 1; pe penile spine; pr protuberance; sdgco2 subdorsal glandular cell outlet type 2; slgco2 sublateral glandular cell outlet type 2; vlgco2 ventrolateral glandular cell outlet type 2.
Fig. 6 in Revision of an Arctic kinorhynch species: Echinoderes svetlanae and E. tubilak are junior synonyms of E. remanei
Fig. 6. Scanning electron micrographs showing overview and details in trunk morphology of Echinoderes remanei collected in N Alaska (Chukchi Sea) (A, B, D-K) and Japan (C). A Lateral overview of female specimen. B Lateral overview of male specimen. C Dorsolateral overview of female specimen with indication of gco2. D Segments 1–3, ventral view. E Segments 1–4, lateral view. F Segments 1–5, dorsolateral view. G Segments 1–6, lateral view. H Segments 8–9, lateral view. I Segments 10–11, lateral view. J Segments 10–11 of male, dorsolateral view. K Segments 10–11 of female, dorsal view. Abbreviations: ldgco2 laterodorsal glandular cell outlet type 2; ldss laterodorsal sensory spot; ltas lateral terminal accessory spine; lts lateral terminal spine; lvgco1 lateroventral glandular cell outlet type 1; lvs lateroventral spine followed by segment number; lvt lateroventral tube followed by segment number; mds middorsal spine followed by segment number; mlgco2 midlateral glandular cell outlet type 2; mlss midlateral sensory spot; pe penile spines; pdss paradorsal sensory spot; ppf primary pectinate fringe; sdgco2 subdorsal glandular cell outlet type 2; sdss subdorsal sensory spot; si sieve plate; slgco2 sublateral glandular cell outlet type 2; te tergal extension; vmss ventromedial sensory spot. Arrowheads indicate sensory spots on Fig. K.
Fig. 10 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 10. Line art illustrations of Echinoderes horni Higgins, 1983. (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; 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; mlss, midlateral sensory spot; pdgco1, paradorsal glandular cell outlet type 1; pe, penile spines; pvb, paraventral bristles; sdss, subdorsal sensory spot; vlss, ventrolateral sensory spot; vmgco1, ventromedial glandular cell outlet type 1; vmss, ventromedial sensory spot.
Fig. 12 in New Echinoderes (Kinorhyncha: Cyclorhagida) from Mexico: Molecular barcoding demonstrate species delimitation between highly similar morphospecies
Fig. 12. Confocal laser micrographs of Echinoderes horni (NHMD-1176472) showing focal overview sections, from most dorsal in (A) and a deeper focus through (B) to (C). Sensory spots are indicated by full circles, and glandular cell outlets type 1 by dashed circles.
Fig. 2 in Revision of an Arctic kinorhynch species: Echinoderes svetlanae and E. tubilak are junior synonyms of E. remanei
Fig. 2. Line art illustrations of Echinoderes remanei. A male, dorsal view; B male ventral view; C Female, segments 10–11, dorsal view; D Female, segments 10–11, ventral view. Abbreviations: ldgco2 laterodorsal glandular cell outlet type 2; ltas lateral terminal accessory spine; lts lateral terminal spine; lvs lateroventral spine; lvt lateroventral tube; mds middorsal spine; mlgco2 midlateral glandular cell outlet type 2; mva midventral articulation; pdgco1 paradorsal glandular cell outlet type 1; pe penile spines; pr protuberance; sdgco2 subdorsal glandular cell outlet type 2; sdss subdorsal sensory spot; si sieve plate; slgco2 sublateral glandular cell outlet type 2; vmss ventromedial sensory spot.
Fig. 5 in Revision of an Arctic kinorhynch species: Echinoderes svetlanae and E. tubilak are junior synonyms of E. remanei
Fig. 5. Light micrographs showing details of Echinoderes tubilak collected in Greenland (A, E), N Alaska (Chukchi Sea) (C, G), Japan (D), and Echinoderes svetlanae collected in the White Sea (B, F, H). A Female paratype (USNM 233228). B, F, H Female (NHMD-1000318). C Female (USNM 1522327). D Male (ICHUM 8415). E Female holotype (USNM 233226). G Female (USNM 1522328). A Segments 1–4, ventral view. B Segments 1–4, ventral view. C Segments 1–4, ventral view. D Segments 1–8, ventral view. E Segments 1–5, dorsal view. F Segments 1–5, dorsal view. G Segments 5–10, ventral view. H Segments 10–11, ventral view. Abbreviations: ldgco2 laterodorsal glandular cell outlets type 2; lvt lateroventral tube; mlgco2 midlateral glandular cell outlets type 2; ppf primary pectinate fringe; sdgco2 subdorsal glandular cell outlets type 2; si sieve plate; slgco2 sublateral glandular cell outlets type 2; te tergal extension; vlgco2 ventrolateral glandular cell outlets type 2. The arrow indicates the position of the midventral articulation on segment 2.
Fig. 13 in Two new species of the Echinoderes coulli-group (Kinorhyncha: Cyclorhagida: Echinoderidae) from a low human-impacted mangrove swamp in French Guiana (western Atlantic Ocean)
Fig. 13. Scanning electron micrographs of additional specimens of Echinoderes guianensis sp. nov. showing trunk segments and details of cuticular appendages. A: Ventrolateral to ventromedial view of cuticular plates of segments 1–2; B: lateral view of segments 3–6; C: lateroventral tube of segment 5; D: lateroventral spine of segment 6; E: sublateral spine and droplet-shaped sensory spot of segment 7; F: subdorsal droplet-shaped sensory spots of segment 9; G: right sternal plates of segments 5–6; H: right sternal plates of segments 7–8; I: midlateral droplet-shaped sensory spot and sublateral nephridiopore of segment 9. Abbreviations: lvt, lateroventral tube; lvs, lateroventral spine; ms, muscular scar; droplet-shaped sensory spots are marked with teardrop-like figures.
Fig. 12 in Two new species of the Echinoderes coulli-group (Kinorhyncha: Cyclorhagida: Echinoderidae) from a low human-impacted mangrove swamp in French Guiana (western Atlantic Ocean)
Fig. 12. Scanning electron micrographs of additional specimens of Echinoderes guianensis sp. nov. showing trunk ventral overview and details of mouth cone, introvert, neck, lateral terminal spines and sexually dimorphic features. A: Ventral trunk overview; B: mouth cone outer oral styles; C: introvert, sector 1; D: introvert, sector 4; E: detail of primary spinoscalids; F: detail of regular-sized spinoscalids; G: detail of trichoscalid; H: detail of lateral terminal accessory and lateral terminal spines; I: detail of penile spines. Abbreviations: ba, bacteria; bs, basal sheath; ct, cuticular thickening; ep, end-piece; fr, fringe (preceded by corresponding number of fringe); in, introvert; ltas, lateral terminal accessory spine; lts, lateral terminal spine; mc, mouth cone; ne, neck; ps, penile spine; psp, primary spinoscalid; ts, trichoscalid; lambda marks (̂) indicate attachment point of spinoscalids.
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