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FIGURE 10 in Epibiontic life on intertidal Setaphyes kielensis and S. dentatus (Kinorhyncha, Pycnophyidae) from Sylt, North Sea, Germany, with a description of a new species of Trematosoma (Ciliophora, Acinetidae) and a redescription of Cothurnia buetschlii (Ciliophora, Vaginicolidae)

FIGURE 10. Setaphyes kielensis (A–C, ZMB 12458; D, ZMB 12488) with cuticular marks and filamentous prokaryotes, SEM (A–C) and DIC (D). A. Cuticular marks (arrows) of detached ciliate specimens, laterodorsal view. B. Segment 1 with large mucous? attachment sites to basibiont (arrows), frontal view. C. Segments 7–11, ventral view. D. Segments 8–10, ventral view. Abbreviations: co, Cothurnia buetschlii; fp, filamentous prokaryotes; lts, lateral terminal spine; pl, placid; s, segment, followed by segment number; su, suctorian epibiont. Scale bar in A–C 20 µm and in D 50 µm.

FIGURE 1 in Epibiontic life on intertidal Setaphyes kielensis and S. dentatus (Kinorhyncha, Pycnophyidae) from Sylt, North Sea, Germany, with a description of a new species of Trematosoma (Ciliophora, Acinetidae) and a redescription of Cothurnia buetschlii (Ciliophora, Vaginicolidae)

FIGURE 1. Map showing the locations of Pycnophyes communis, Setaphyes dentatus, and S. kielensis in European waters and the sampling site of S. dentatus and S. kielensis in the North Sea, island of Sylt (asterisks in inset A).

FIGURE 9 in Epibiontic life on intertidal Setaphyes kielensis and S. dentatus (Kinorhyncha, Pycnophyidae) from Sylt, North Sea, Germany, with a description of a new species of Trematosoma (Ciliophora, Acinetidae) and a redescription of Cothurnia buetschlii (Ciliophora, Vaginicolidae)

FIGURE 9. Setaphyes kielensis (ZMB 12486), segment 10 with Cothurnia buetschlii (specimens 1–4), ventral view. A. Overview of position of epibionts. Numbers indicate specimens of C. buetschlii (comp. also Table 6). B–G. Specimens 3 (B) and 4 (C–G), images 8 (C), 15 (D), 19 (E), 24 (F) and 28 (G) showing surface annulation of zooid (C, D), internal longitudinal striae of stalk and endostyle (D–F), and attachment site of stalk to the cuticle of the basibiont (G, arrowheads). Note elongate macronucleus and numerous micronuclei (E–G). White arrows (D, E) mark basal outer margin of lorica, black arrows (D, E) point to bottom margin of lorica. Abbreviations: an, annulation on surface of zooid; ci, ciliae; en, endostyle; in, withdrawn infundibulum; lo, lorica; lts, lateral terminal spine; ma, macronucleus; mi, micronucleus; ps, penile spine; sc, spherical cavity; st, stalk; su, suctorian epibiont; zo, zooid. Scale bar in A 50 µm and in D 20 µm, valid for B–G.

FIGURE 7 in Epibiontic life on intertidal Setaphyes kielensis and S. dentatus (Kinorhyncha, Pycnophyidae) from Sylt, North Sea, Germany, with a description of a new species of Trematosoma (Ciliophora, Acinetidae) and a redescription of Cothurnia buetschlii (Ciliophora, Vaginicolidae)

FIGURE 7. Setaphyes kielensis (ZMB 12468) with epibionts, SEM. A. Segments 1–11, ventral-right. B. Segments 4–8, ventral view. Arrows mark laterally recessed anterior margin of lorica of Cothurnia buetschlii. Abbreviations: co, Cothurnia buetschlii; fp, filamentous prokaryotes; lts, lateral terminal spine; s, segment, followed by segment number; se, seta; su, suctorian epibiont; tu, tube. Scale bar in A 100 µm and in B 20 µm.

FIGURE 2 in Epibiontic life on intertidal Setaphyes kielensis and S. dentatus (Kinorhyncha, Pycnophyidae) from Sylt, North Sea, Germany, with a description of a new species of Trematosoma (Ciliophora, Acinetidae) and a redescription of Cothurnia buetschlii (Ciliophora, Vaginicolidae)

FIGURE 2. Trematosoma husselae sp. nov. on Setaphyes kielensis. A. Drawing of the holotype with internal developing swarmer ventrally on segment 1 of basibiont (ZMB 12499). B. Paratype in side view ventrally on segment 3 of basibiont (ZMB 12489). Arrow marks apical cleft within lorica. Abbreviations: ca, basal cavity in lorica; lo, lorica; ma, macronucleus; mi, micronucleus; st, stalk with internal striation (information taken from different specimen); sw, swarmer; te, tentacle; zo, zooid. Scale bar 30 µm.

FIGURE 5 in Epibiontic life on intertidal Setaphyes kielensis and S. dentatus (Kinorhyncha, Pycnophyidae) from Sylt, North Sea, Germany, with a description of a new species of Trematosoma (Ciliophora, Acinetidae) and a redescription of Cothurnia buetschlii (Ciliophora, Vaginicolidae)

FIGURE 5. Setaphyes kielensis (A, ZMB 12489; B, ZMB 12500; C, ZMB 12499; D, ZMB 12487; J, ZMB 12486; L, ZMB 12397; M, ZMB 12369) and S. dentatus (E–G, K, ZMB 12503; F, H, I, ZMB 12494) with specimens of Trematosoma husselae sp. nov. (A–G, J–M), Cothurnia buetschlii (J), and a case of fungus or developmental artefact (H, I, ZMB 12494), DIC. A. Segments 1–4, lateral and dorso-ventral view on the calyciform, dorso-ventrally compressed lorica with the zooid, ventrolateral view on basibiont. B. Epibiont with swarmer, stalk, and lorica in optical section. C. Epibiont with two macronuclei not fusing at any focal level. D, E. Young, small, spherical epibionts with few tentacles, not all tentacles in focus. F. Young specimen on cuticle of basibiont with striation pattern on surface (arrows). G. Epibiont with tentacles in empty shell of suctorian epibiont. H, I. Segment 10, dorsally (H) and optical section (I), subcuticular fungus or internal sclerotisation artefact of the cuticle (arrows). J. Assemblage of epibionts on segment 10 of basibiont with C. buetschlii (contracted specimen left, extended specimen right), T. husselae sp. nov., and two kinds of filamentous bacteria. Arrows mark endostyle. K. Suctorian on segment 7 of S. dentatus. L, M. Specimens collected 1998, showing cellular substructures (L) and withdrawn zooid with minimum amount of cellular substructures (M). Extended focus images of six (D), eight (H, L), and three (K) images. Arrowheads mark stalks in B, D, E, G, and J. Abbreviations: ba, bacteria; ca, basal cavity in lorica; co, C. buetschlii; en, endostyle; lo, lorica; ma, macronucleus; s, segment, followed by segment number; sc, spherical cavity; sp, sperm; st, stalk; su, suctorian epibiont; sw, swarmer; te, tentacle; tu, tube on segment 2. Scale bar in A 50 µm, in B 20 µm, valid for B, G–J and M, in C 20 µm, valid for C, K, and L, and in D–F 10 µm.

opencc-by-4.0Apr 2020View details →

Fig. 1. A in Setaphyes elenae sp. nov., a new species of mud dragon (Kinorhyncha: Allomalorhagida) from Skagerrak (north-eastern Atlantic Ocean)

Fig. 1. A. Map showing the sampling area of Syd-Hällsö Island (Strömstad, Sweden). B. Detail. Red point shows the specific sampling point.

Fig. 18 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 18. Line art illustrations of Echinoderes lupherorum sp. nov. A. ♀, dorsal view. B. ♀, ventral view. C. ♀, segments 10 to 11, with lateral terminal spines drawn in full length, dorsal view. D. ♂, segments 10 to 11, dorsal view. E. ♂, segments 10 to 11, ventral view. Abbreviations: fpa = female papillae; ldgco2 = laterodorsal glandular cell outlet type 2; 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; mlt = midlateral tube; pe = penile spines; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; si = sieve plate; slss = sublateral sensory spot; te = tergal extension.

Fig. 1 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 1. Map showing the eight sampling stations off the US West Coast. See Table 1 for further details.

Fig. 7 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 7. Line art illustrations of Echinoderes hamiltonorum sp. nov. A. ♀, dorsal view. B. ♀, ventral view. C. ♂, segments 10 to 11, dorsal view. D. ♂, segments 10 to 11, ventral view. Abbreviations: eft = extended fringe tips; ldgco2 = laterodorsal glandular cell outlet type 2; ldss = laterodorsal sensory spot; ldt = laterodorsal tube; ltas = lateral terminal accessory spine; lts = lateral terminal spine; lvs = lateroventral spine; lvt = lateroventral tube; mds = middorsal spine; mlss = midlateral sensory spot; pdgco1 = paradorsal glandular cell outlet type 1; pe = penile spines; pvgco1 = paraventral glandular cell outlet type 1; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; si = sieve plate; slgco2 = sublateral glandular cell outlet type 2; te = tergal extensions; vlt = ventrolateral tube.

Fig. 20 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 20. Scanning electron micrographs showing overviews and details of Echinoderes lupherorum sp. nov. A. Lateroventral overview. B. Laterodorsal overview. C. Introvert sectors 10 and 9. D. Segments 1 to 3, ventral view. E. Segments 1 to 2, dorsal view. F. Detail showing middorsal (right) to laterodorsal (left) parts of segments 1 and 2. Inset shows close-up of subdorsal glandular cell outlet type 2; scale = 1 µm. G. Detail showing middorsal (right) to laterodorsal (left) parts of 8. H. Close-up showing laterodorsal sensory spot and glandular cell outlet type 2 on segment 8. I. Segments 9 to 10, lateral view. J. ♀, segments 10 to 11, dorsal view. Abbreviations: ldgco2 = laterodorsal glandular cell outlet type 2; ldss = laterodorsal sensory spot; lts = lateral terminal spine; lvt = lateroventral tube; mds = middorsal spine; mdss = middorsal sensory spot; mlt = midlateral tube; pdss = paradorsal sensory spot; psp = primary spinoscalid; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; sp = spinoscalid followed by introvert ring number; te = tergal extensions; tr = trichoscalid.

Fig. 23 in Deep-sea Echinoderidae (Kinorhyncha: Cyclorhagida) from the Northwest Pacific

Fig. 23 (opposite page). Scanning electron micrographs showing overviews and details of Echinoderes yamasakii sp. nov. A. Lateral overview. B. Ventral overview. C. Segments 1 to 2, dorsal view. D. Segments 1 to 3, laterodorsal view. E. Segments 1 to 2, ventral view. F. Detail showing laterodorsal glandular cell outlet type 2 and sensory spot on segment 8. G. Segment 9, laterodorsal view. H. Segment 9, subdorsal view. I. ♀, segments 10 to 11, laterodorsal view. J. ♀, segments 10 to 11, ventral view. K. ♂, segments 10 to 11, subdorsal 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; lvt = lateroventral tube; mdcm = middorsal cuticular marking; mds = middorsal spine; mdss = middorsal sensory spot; mlt = midlateral tube; pdss = paradorsal sensory spot; pe = penile spine; sdgco2 = subdorsal glandular cell outlet type 2; sdss = subdorsal sensory spot; te = tergal extensions; vlss = ventrolateral sensory spot; vmss = ventromedial sensory spot.

opennotspecifiedDec 2017View details →

FIGURE 1 in Description of a new kinorhynch species, Paracentrophyes sanchezae n. sp. (Kinorhyncha: Allomalorhagida) from the Gulf of Mexico, with differential notes on one additional, yet undescribed species of the genus

FIGURE 1. Map showing the collection sites for Paracentrophyes spp. in the Gulf of Mexico.

opennotspecifiedFeb 2022View details →

FIGURE 1 in A new species of Echinoderes (Kinorhyncha: Cyclorhagida: Echinoderidae) from the Argentinean continental shelf with notes on its postembryonic development and on subcuticular morphological characters unreported for Kinorhyncha

FIGURE 1. Map of the sampling station at the Argentinean continental shelf (Station E29).

opencc-by-4.0Oct 2022View details →

Fig. 2 in Echinoderes (Kinorhyncha: Cyclorhagida) from the Hikurangi Margin, New Zealand

Fig. 2. Line art illustrations of Echinoderes blazeji sp. nov. A. ♂, dorsal view. B. ♂, ventral view. C. ♀, segments 10–11, dorsal view. D. ♀, segments 10–11, ventral view. Abbreviations: see Material and methods.

Figure 9 from: Yamasaki H, Grzelak K, Sørensen MV, Neuhaus B, George KH (2018) Echinoderes pterus sp. n. showing a geographically and bathymetrically wide distribution pattern on seamounts and on the deep-sea floor in the Arctic Ocean, Atlantic Ocean, and the Mediterranean Sea (Kinorhyncha, Cyclorhagida). ZooKeys 771: 15-40. https://doi.org/10.3897/zookeys.771.25534

Figure 9 Echinoderes pterus sp. n., scanning electron micrographs. Males (A ZMB 11662b B ZMB 11662a, both collected at station 66 (Mediterranean deep sea off Crete)). A segments 9–11, ventral view B left side of sternal plates on segments 10 and 11. Abbreviations: ldt, laterodorsal tube; lts, lateral terminal spine; lvs, lateroventral acicular spine; pe, penile spine. Digits after abbreviations indicate the corresponding segment number. Black arrows point to sensory spots. Scale bars: 10 µm (A), 1 µm (B).

Figure 8 from: Yamasaki H, Grzelak K, Sørensen MV, Neuhaus B, George KH (2018) Echinoderes pterus sp. n. showing a geographically and bathymetrically wide distribution pattern on seamounts and on the deep-sea floor in the Arctic Ocean, Atlantic Ocean, and the Mediterranean Sea (Kinorhyncha, Cyclorhagida). ZooKeys 771: 15-40. https://doi.org/10.3897/zookeys.771.25534

Figure 8 Echinoderes pterus sp. n., Nomarski photomicrographs. The holotype male (B ZMB 11608, collected at station 55, Mediterranean deep sea off Crete), non-type males (A ZMB 11641, collected at station 717, Sedlo Seamount C ZMB 11653, collected at station 152-1, Karasik Seamount), and a female (D ZMB 11635, collected at station 1167.1, Mediterranean deep sea off Crete). A segments 7–9, dorsal view B segments 8–11, ventral view C segments 8–11, ventral view D segments 8–11, ventral view. Abbreviations: ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral acicular spine; mds, middorsal acicular spine; pe, penile spine; th, tuft of long hairs. Digits after abbreviations indicate the corresponding segment number. Black arrows point to sensory spots. Scale bars: 20 µm (A–C), 10 µm (D).

Figure 7 from: Yamasaki H, Grzelak K, Sørensen MV, Neuhaus B, George KH (2018) Echinoderes pterus sp. n. showing a geographically and bathymetrically wide distribution pattern on seamounts and on the deep-sea floor in the Arctic Ocean, Atlantic Ocean, and the Mediterranean Sea (Kinorhyncha, Cyclorhagida). ZooKeys 771: 15-40. https://doi.org/10.3897/zookeys.771.25534

Figure 7 Echinoderes pterus sp. n., scanning electron micrographs. Females (A ZMB 11661b, collected at station 66 (Mediterranean deep sea off Crete) B ZMB 11669a, collected at station 152-1 (Karasik Seamount) C ZMB 11664a, collected at station 63 (Mediterranean deep sea off Crete) D ZMB 11665d, collected at station 63 (Mediterranean deep sea off Crete)). A segments 6–8, dorsal view B segments 6–9, lateral view (left side) C segments 8–11, lateral view (left side) D close-up of tuft of hairs on segment 9. Abbreviations: ldt, laterodorsal tube; ltas, lateral terminal accessory spine; lts, lateral terminal spine; lvs, lateroventral acicular spine; mds, middorsal acicular spine; th, tuft of long hairs. Digits after abbreviations indicate the corresponding segment number. Black arrows point to sensory spots. Scale bars: 10 µm (A–C), 2 µm (D).

Figure 6 from: Yamasaki H, Grzelak K, Sørensen MV, Neuhaus B, George KH (2018) Echinoderes pterus sp. n. showing a geographically and bathymetrically wide distribution pattern on seamounts and on the deep-sea floor in the Arctic Ocean, Atlantic Ocean, and the Mediterranean Sea (Kinorhyncha, Cyclorhagida). ZooKeys 771: 15-40. https://doi.org/10.3897/zookeys.771.25534

Figure 6 Echinoderes pterus sp. n., scanning electron micrographs. Females (A, B ZMB 11669a, collected at station 152-1 (Karasik Seamount) D ZMB 11661c, collected at station 66 (Mediterranean deep sea of Crete) F ZMB 11669b, collected at station 152-1 (Karasik Seamount)) and a male (C, E ZMB 11661a, collected at station 66 (Mediterranean deep sea off Crete)). A segments 1–4, laterodorsal view (left side) B close-up of laterodorsal sensory spot on segment 1 C segments 1–4, ventral view D segments 3–7, lateral view (right side) E sternal plates on segments 6 and 7 F sternal plates on segments 6 and 7. Abbreviations: lvs, lateroventral acicular spine; lvt, lateroventral tube; mds, middorsal acicular spine. Digits after abbreviations indicate the corresponding segment number. Black arrows point to sensory spots; white arrowheads mark type-1 gland cell outlets. Scale bars: 10 µm (A, C–F), 2 µm (B).

Figure 5 from: Yamasaki H, Grzelak K, Sørensen MV, Neuhaus B, George KH (2018) Echinoderes pterus sp. n. showing a geographically and bathymetrically wide distribution pattern on seamounts and on the deep-sea floor in the Arctic Ocean, Atlantic Ocean, and the Mediterranean Sea (Kinorhyncha, Cyclorhagida). ZooKeys 771: 15-40. https://doi.org/10.3897/zookeys.771.25534

Figure 5 Polar-coordinate diagram of mouth cone, introvert, and placids in Echinoderes pterus sp. n. Grey area and heavy line arcs show mouth cone and placids respectively. The table lists the arrangement of styles and scalids by sector. Inner oral styles of ring 01 showing spinose processes at basal part indicated by black circle in grey outer circle. Abbreviation: sec, sector.