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393 results for “Kinorhyncha”
Fig. 11 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. 11. Light micrographs of male holotype MNHN- 664Ma (B–H) and female paratype MNHN-665Ma (A) of Echinoderes guianensis sp. nov. showing trunk cuticular details. A: Middorsal to midlateral view on right side of tergal plates of segments 1–2; B: ventral view of segments 1–4; C: middorsal to laterodorsal view on right side of tergal plates of segments 3–4; D: midlateral to ventromedial view on left side of cuticular plates of segment 5; E: detail of the nephridiopore of segment 9; F: middorsal to laterodorsal view on left side of tergal plate of segment 9; G: midlateral to ventromedial view on left side of cuticular plates of segment 6; H: detail of the midlateral spine of segment 7. Abbreviations: dpl, dorsal placid; lvs, lateroventral spine; lvt, lateroventral tube; mds, middorsal spine; mvpl, midventral placid; sls, sublateral spine; tsp, trichoscalid plate. glandular cell outlets are marked with continuous circles, and sensory spots with dashed circles or teardrop-shaped figures.
Fig. 10 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. 10. Line art drawing of Echinoderes guianensis sp. nov. A: Ventral male overview; B: dorsal male overview; C: ventral female overview of segments 10–11; D: ventral female overview of segments 10–11. Abbreviations: dpl, dorsal placid; lddss, laterodorsal droplet-shaped sensory spot; ldrss, laterodorsal rounded sensory spot; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvgco1, lateroventral type 1 glandular cell outlet; lvs, lateroventral spine; lvt, lateroventral tube; mddss, middorsal droplet-shaped sensory spot; mdgco1, middorsal type 1 glandular cell outlet; mds, middorsal spine; mldss, midlateral droplet-shaped sensory spot; ms, muscular scar; mvpl, midventral placid; ppf, primary pectinate fringe; ps, penile spines; S, segment (followed by number of corresponding segment); sddss, subdorsal droplet-shaped sensory spot; sdgco1, subdorsal type 1 glandular cell outlet; slne, sublateral nephridiopore; sls, sublateral spine; te, tergal extension; tsp, trichoscalid plate; vmdss, ventromedial droplet-shaped sensory spot; vmgco1, ventromedial type 1 glandular cell outlet; vmrss, ventromedial rounded sensory spot.
Fig. 9 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. 9. Diagram of mouth cone, introvert and neck placids in Echinoderes guianensis sp. nov. Grey area and thicker line arcs indicate mouth cone and neck placids, respectively. Spinoscalids that may be absent in some sectors are marked in grey with dashed line.
Fig. 8 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. 8. Scanning electron micrographs showing two types of prokaryotic (likely bacteria) epibionts found on additional specimens of Echinoderes angelae sp. nov. A: Sternal plates of segments 6–7 with filamentous bacteria; B: sternal plates of segments 6–8 with filamentous bacteria; C: filamentous bacteria attached to the ventromedial droplet-shaped sensory spot of segment 6; D: bacteria near the ventrolateral droplet-shaped sensory spot of segment 2; E: bacteria on the muscular scar of segment 6; F: filamentous bacteria attached to the subdorsal enlarged sensory spot of segment 1; G: sternal plates of segments 9–11 and lateral terminal spines with filamentous bacteria; H: bacteria near the lateroventral tube of segment 5; I: bacteria and filamentous bacteria on nephridiopore of segment 9. Abbreviations: tu, tube; arrows indicate the presence and/or attachment point of bacteria and filamentous bacteria respectively.
Fig. 6 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. 6. Scanning electron micrographs of additional specimens of Echinoderes angelae sp. nov. showing trunk overview and details of introvert, neck, lateral terminal spines and sexually dimorphic features. A: Lateral trunk overview; B: introvert, sector 3; C: introvert, sector 4; D: ventral neck view; E: lateral terminal spine; F: male penile spines; G: female lateral terminal accessory spine. Abbreviations: ba, bacteria; ftz, fringed transverse zone; ltas, lateral terminal accessory spine; lts, lateral terminal spine; mvpl, midventral placid; ne, neck; ps, penile spines; psp, primary spinoscalid; sp, spinoscalid (followed by number of corresponding ring); te, tergal extension; ts, trichoscalid; tsp, trichoscalid plate; lambda marks (̂) indicate attachment point of spinoscalids.
Fig. 7 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. 7. Scanning electron micrographs of additional specimens of Echinoderes angelae sp. nov. showing trunk segments and details of cuticular appendages. A: Subdorsal and laterodorsal sensory spots of segment 1, with the enlarged external ring of micropapillar (inset shows the intraspecific variability of these structures without such kind of external ring); B: ventral view of segments 2–6; C: subdorsal (top) and laterodorsal (bottom) modified type 2 glandular cell outlets of segments 2 and 4 respectively; D: laterodorsal view on left side of tergal plate of segment 2; E: nephridiopore and midlateral dropletshaped sensory spot of segment 9; F: subdorsal to midlateral view on right side of tergal plates of segments 8–9; G: middorsal spine of segment 4; H: subdorsal to midlateral view on left side of tergal plates of segments 3–4; I: laterodorsal tube of segment 10; J: lateral accessory tube of segment 8 (left) and sublateral spine of segment 7 (right); K: subdorsal type 1 glandular cell outlet of segment 9; L: ventral view of segments 10–11; M: subdorsal droplet-shaped sensory spot of segment 9. Abbreviations: go, gonopore; ms, muscular scar; spf, secondary pectinate fringe; modified type 2 glandular cell outlets are marked with continuous circles, and sensory spots with dashed teardrop-like figures.
Fig. 5 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. 5. Light micrographs of female holotype MNHN- 655Ma (E), male paratype MNHN-661Ma (C–D), and additional specimens (A-B, F) of Echinoderes angelae sp. nov. showing trunk cuticular details. A: Middorsal to midlateral view on right side of tergal plate of segments 1–2; B: midlateral to ventromedial view on left side of cuticular plates of segments 5–7; C: ventral view of segments 5–6; D: dorsal view of segments 8–9; E: midlateral to ventromedial view on right side of cuticular plates of segments 9–10 (inset shows the intraspecific variability of the nephridiopore); F: midlateral to ventromedial view on right side of cuticular plates of segments 7–8. Abbreviations: lat, lateral accessory tube; lvt, lateroventral tube; ms, muscular scar; ppf, primary pectinate fringe; slne, sublateral nephridiopore; sls, sublateral spine; numbers after abbreviation indicate corresponding segment; glandular cell outlets are marked with continuous circles, and sensory spots with dashed circles or teardrop-like figures.
Fig. 3 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. 3. Line art drawing of Echinoderes angelae sp. nov. A: Ventral female overview; B: dorsal female overview; C: ventral male overview of segments 10–11; D: dorsal male overview of segments 10–11. Abbreviations: dpl, dorsal placid; go, gonopore; lat, lateral accessory tube; lddss, laterodorsal droplet-shaped sensory spot; ldmgco2, laterodorsal modified type 2 glandular cell outlet; ldrss, laterodorsal rounded sensory spot; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvgco1, lateroventral type 1 glandular cell outlet; lvmgco2, lateroventral modified type 2 glandular cell outlet; lvt, lateroventral tube; mddss, middorsal droplet-shaped sensory spot; mdgco1, middorsal type 1 glandular cell outlet; mds, middorsal spine; mldss, midlateral droplet-shaped sensory spot; mlmgco2, midlateral modified type 2 glandular cell outlet; ms, muscular scar; mvpl, midventral placid; ppf, primary pectinate fringe; ps, penile spines; S, segment (followed by number of corresponding segment); sddss, subdorsal droplet-shaped sensory spot; sdgco1, subdorsal type 1 glandular cell outlet; sdmgco2, subdorsal modified type 2 glandular cell outlet; sdrss, subdorsal rounded sensory spot; slne, sublateral nephridiopore; sls, sublateral spine; te, tergal extension; tsp, trichoscalid plate; vldss, ventrolateral droplet-shaped sensory spot; vmdss, ventromedial droplet-shaped sensory spot; vmgco1, ventromedial type 1 glandular cell outlet; vmrss, ventromedial rounded sensory spot.
Fig. 2 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. 2. Diagram of mouth cone, introvert and neck placids in Echinoderes angelae sp. nov. Grey area and thicker line arcs indicate mouth cone and neck placids, respectively. Spinoscalid positions that are inferred by radial symmetry are marked in grey with dashed line.
Fig. 4 in Dracophyes cepedai gen. et sp. nov., a new Dracoderidae genus and species (Kinorhyncha: Allomalorhagida) from the Peru Basin
Fig. 4. Light micrographs of male additional material of Dracophyes cepedai gen. et sp. nov. showing details of trunk characters. (A) Dorsal view of segments 1–4. (B) Ventral view of segments 1–4. (C) Dorsal view of segments 3–8. (D): Ventral view of segments 3–8. (E) Dorsal view of segments 7–11. (F) Ventral view of segments 7–11. Abbreviations: dpl, dorsal placid; gcoII, type 2 glandular cell outlet; las, lateral accessory spine; latu, lateral accessory tube; lvs, lateroventral spine; mds, middorsal spine; pds, paradorsal spine; ppf, primary pectinate fringe; sds, subdorsal spine; te, tergal extensions; vls, ventrolateral spine. Numbers after abbreviations indicate the corresponding trunk segment. Sensory spots marked as dashed circles; type 1 glandular cell outlets marked as continuous circles.
Fig. 4 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. 4. Light micrographs of female holotype MNHN- 655Ma (A, C-D), male paratype MNHN-661Ma (B, E), female paratypes MNHN-656Ma (H) and MNHN-657Ma (F), and additional specimens (G, I) of Echinoderes angelae sp. nov. showing trunk overview, details of mouth cone and neck, epibionts and ingested diatoms. A: Ventral trunk overview; B: mouth cone, showing the outer oral styles; C: dorsal neck view; D: ventral neck view; E: middorsal to laterodorsal view on right side of tergal plate of segments 10–11; F: lateral view of segment 11; G: ingested diatom; H: unknown type of epibionts attached to the posterior edge of segment 11; I: filamentous bacteria attached to the posterior edge of segment 11. Abbreviations: ba, bacteria; bs, basal sheath; dpl, dorsal placid; ep, end-piece; ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; mvpl, midventral placid; ps, penile spines; te, tergal extension; tsp, trichoscalid plate.
Fig. 1 in Dracophyes cepedai gen. et sp. nov., a new Dracoderidae genus and species (Kinorhyncha: Allomalorhagida) from the Peru Basin
Fig. 1. Map showing collecting area. (A) General map of the Peru Basin location. (B) DEA Reference area.
Fig. 2. A–C in How repeatable are scientific studies of Kinorhyncha? An analysis of specimen-based location and deposition data in WoRMS from 1863 to 2020
Fig. 2. A–C. Number of species (A), number of specimens (B), and number of locations (C) per 8-year (1863–1870) and 10-year time interval (1870–2020) between 1863 and 2020; data extracted from WoRMS based on publications from all fields of research on Kinorhyncha. D. Assignment of coloured lines to publication data in A–C. Abbreviations:?, unknown if material of species/ specimens/ material of locations deposited in a collection; known species, previously described species mentioned in publication; museum coll., material of species/ specimens/ material of locations deposited in a museum collection; new species, species described as new in publication; non-type, additional non-type material mentioned in connection with description of a new species; personal coll., material of species/ specimens/ material of locations deposited in a collection without a permanent storage and loan system; type, type material (holo-, syn-, and paratypes).
Fig. 1 in How repeatable are scientific studies of Kinorhyncha? An analysis of specimen-based location and deposition data in WoRMS from 1863 to 2020
Fig. 1. Cumulative number of new species of Kinorhyncha described, number of publications referring to new or known species, and total number of publications per 8-year (1863–1870) and 10-year time interval (1870–2020) between 1863 and 2020; number of publications on known species from all fields of research on Kinorhyncha.
Fig. 6 in Echinoderes zacharyi sp. nov., a new kinorhynch in the E. coulli species group (Kinorhyncha: Cyclorhagida) from the Gulf of Mexico
Fig. 6. Scanning electron micrographs showing overviews and details of head and trunk morphology of Echinoderes zacharyi sp. nov. A. Lateral overview. Arrows, midlateral tubes on segments 5 and 8; arrowheads, lateroventral tubes on segment 5; double arrowhead, lateral accessory tube on segment 8. B. Segment 9 enlargement showing sieve plate (arrow) with distinctive posterior cuticular pore (arrowhead). C. Lateral enlargement of posterior region. Arrow, lateral terminal spine.
Fig. 1 in Echinoderes zacharyi sp. nov., a new kinorhynch in the E. coulli species group (Kinorhyncha: Cyclorhagida) from the Gulf of Mexico
Fig. 1. Map of collection sites in the northern and southern Gulf of Mexico for Echinoderes zacharyi sp. nov. A. Overview of the Gulf of Mexico with collection sites in Alabama and Mexico indicated. B. Collection sites in Alabama. C. Collection sites in Mexico.
Fig. 10 in Two new species of mud dragons (Scalidophora: Kinorhyncha) inhabiting a human-impacted mangrove from Mayotte (Southwestern Indian Ocean)
Fig. 10. Kinorhynch richness (A) as number of species, density (B) as number of individuals per 10 cm 2 and community composition at the two studied sites ("impacted" vs. "control") (C). Boxplots represent the mean value (thick horizontal line within the box), the distributions of 50% of the data (the box), and the highest and lowest values within 95% of the distribution (the whisker). Contribution of each kinorhynch species to the total community is expressed in percentage in relation to the total abundance.
Fig. 1 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. 1. Map showing the sampling location in South America (top left), French Guiana (top right) and the Cayenne Estuary (bottom). Sampling stations are marked red circles; mangrove cover is coloured in dark green. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)
Fig. 7 in Two new species of mud dragons (Scalidophora: Kinorhyncha) inhabiting a human-impacted mangrove from Mayotte (Southwestern Indian Ocean)
Fig. 7. Light micrographs of male holotype MNHN-613 Ma (A, D, F-G), male paratype MNHN-641 Ma (C) and female paratype MNHN-637 Ma (B, E) of Echinoderes parthenope sp. nov. showing cuticular details of segments 1–8. A: Dorsal and lateral overview of neck and segments 1–4; B: Dorsal view of neck and segments 1–4; C: midlateral to ventromedial view on right side of cuticular plates of segments 1–4; D: middorsal to midlateral view on right side of tergal plates of segments 5–6; E: midlateral to lateroventral view on left side of tergal plates of segments 5–8; F: midlateral to ventromedial view on right side of cuticular plates of segments 5–6; G: ventral view of segment 8. Abbreviations: dpl, dorsal placid; gco2, type 2 glandular cell outlet; las, lateral accessory spine; lvs, lateroventral spine; lvt, lateroventral tube; m, male condition of sexually dimorphic character; mds, middorsal spine; mls, midlateral spine; mvpl, midventral placid; ppf, primary pectinate fringe; slt, sublateral tube; glandular cell outlets are marked as continuous circles, and sensory spots as dashed circles/droplet-shaped figures.
Fig. 4 in Echinoderes zacharyi sp. nov., a new kinorhynch in the E. coulli species group (Kinorhyncha: Cyclorhagida) from the Gulf of Mexico
Fig. 4. Light micrographs showing overviews and details in trunk morphology of Echinoderes zacharyi sp. nov. A. An overview of female paratype specimen (NHMD-1174540), posterior view. Arrow, lateral accessory tube on segment 8; arrowhead, sieve plate. Inset: enlargement of sieve plate. B. Segments 9 to 11 of male holotype (NHMD- 1174539), dorsal overview. Arrows, penile spines; arrowhead, lateral terminal spine. C. Segments 9 to 11 of female paratype specimen (NHMD- 1174541KIN), ventral overview. Arrow, pectinate fringe on segment 10.
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