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346 results for “Echinoderes”
Fig. 12 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 12. Pleurobranchus iouspi Ev. Marcus (1984). (A) lateral view, detail near gill (MNRJ 33070). (B-C) detail of gonopore. (B) view from the top (MNRJ 33069). (C) lateral view (SAE ML 95). (D-E) reproductive system deflected; (D) (MNRJ 33070). (E) (MNRJ 33069). (F) penis dissected longitudinally (SAE ML 95). (G) nervous system (SAE ML 95). Abbreviations: a, anus; am, ampulla; bc, buccal ganglion; bu, bursa copulatrix; ccpb, connective between buccal and cerebro-pleural ganglia; cp, nerves that leave from the cerebro-pleural ganglion; cpg, cerebro-pleural ganglion; cpp, commissure between the pedal ganglia; dd, deferent duct; e, eye; f, female opening; fg, female gland; gi, gill; go, gonopore; gm, gill membrane; nb, nerves that leave from the buccal ganglion; np, nerves that leave from the pedal ganglion; ov, oviduct; p, penial papilla; pb, prebranchial aperture; pf, penial flap; pg, pedal ganglion; pr, prostate; rg, rhinophoral ganglion; rh, rhinophore; rn, rhinophoral nerve; sr, seminal receptacle; tu, tubercles; va, vagina.
Fig. 13 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 13. Pleurobranchus iouspi Ev. Marcus, 1984, spicules. (A) linear, rod-like (MZSP 119936). (B-D) stellate spicules (SAE ML 95). (B) three similar rays. (C) five rays, which four of them in the same plane. (D) transversal cut in the mantle.
Fig. 10 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 10. Pleurobranchus areolatus Mörch, 1863 (MNRJ 18760), digestive system. (A) ventral view. (B-C) dorsal view. (C) detail of posterior portion with esophagus deflected. (D-E) foregut sectioned longitudinally from ventral side. (F) retractor muscle, which inserts in posterior portion of m5. (G) odontophoral cartilages. Abbreviations: a, anus; ag, duct of acid gland; bc, buccal ganglion; ca, oral canal; dg, digestive gland; hg, hermaphrodite gland; j, jaw plates; in, intestine; m4: main dorsal tensor muscle of radula; m5, accessory dorsal tensor muscle of radula; m10, protractor muscle of odontophore; m10a, ventral tensor muscle of radula; mj, jaw muscle; mo, mouth; mr, retractor muscle; oa, opening of the duct of the acid gland; oe, esophagus; ra, radula; rs, radula sac; sd, salivary duct; sg, salivary gland; so, opening of the duct of the salivary gland in the oral membrane; st, stomach.
Fig. 11 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 11. Microscopic slides of the holotype of Pleurobranchus iouspi Ev. Marcus, 1984 (MZSP 119936); for discussion about slides's label, see text. (A) radula. (B) jaw platelets. (C) portions of the mantle. (D) unrecognizable parts of reproductive system. (E) penis. (F-H) details of the penis. Abbreviations: bb, basal bulb; dd, deferent duct; p, penial papilla; pe, penis; pr, prostate.
Fig. 7 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 7. Pleurobranchus areolatus Mörch, 1863 (MNRJ 18760). (A) dorsal view, dotted line indicates the position of the shell internally. (B) ventral view. (C) lateral view, detail near gill. (D) reproductive system. (E) nervous system. Abbreviations: a, anus; am, ampulla; bc, buccal ganglion; bu, bursa copulatrix; ccpb, connective between buccal and cerebro-pleural ganglia; cp, nerves that leave from the cerebro-pleural ganglion; cpg, cerebro-pleural ganglion; cpp, commissure between the pedal ganglia; dd, deferent duct; dg, digestive gland; e, eye; f, female opening; fg, female gland; fo, foot; gi, gill; go, gonopore; nb, nerves that leave from the buccal ganglion; np, nerves that leave from the pedal ganglion; ot, oral tentacle; ov, oviduct; mg, metapodial gland; ne, nephropore; pb, prebranchial aperture; pg, pedal ganglion; pr, prostate; rg, rhinophoral ganglion; rh, rhinophore; rn, rhinophoral nerve; se, shell; sr, seminal receptacle; sta, statocyst; va, vagina.
Fig. 8 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 8. Pleurobranchus areolatus Mörch, 1863 (MNRJ 18760), spicules. (A) linear, rod-like. (B-C) stellate.
Fig. 6. Pleurobranchus reticulatus Rang, 1832 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 6. Pleurobranchus reticulatus Rang, 1832, digestive system. (A) ventral view (MNRJ 18223). (B) dorsal view (MNRJ 18223). (C) dorsal view, detail of posterior portion with esophagus deflected (MNRJ 10884). (D-E) foregut sectioned longitudinally from ventral side (MNRJ 18223). (F) odontophoral cartilages (MNRJ 18223). Abbreviations: a, anus; ag, duct of acid gland; bc, buccal ganglion; ca, oral canal; dg, digestive gland; hg, hermaphrodite gland; j, jaw plates; in, intestine; m1, jugal protractor muscle of odontophore; m4: main dorsal tensor muscle of radula; m5, accessory dorsal tensor muscle of radula; m10, protractor muscle of odontophore; m10a, ventral tensor muscle of radula; mj, jaw muscle; mo, mouth; mr, retractor muscle; oa, opening of the duct of the acid gland; oe, esophagus; ra, radula; rs, radula sac; sd, salivary duct; sg, salivary gland; so, opening of the duct of the salivary gland in the oral membrane; st, stomach.
Fig. 9 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 9. Pleurobranchus areolatus Mörch, 1863 (MNRJ 18760), SEM. (A-B) shell; (B) detail near the protoconch. (C) elements of the jaw. (D-F) radula. (D) innermost lateral teeth; (E) lateral teeth. (F) outermost lateral teeth.
Fig. 4 in Echinoderes landersi Grzelak & Sørensen 2022, sp. nov.
Fig. 4. Scanning electron micrographs of guard hairs of Megaderma lyra (A: Dorsal, B: Ventral, C: Neck hairs).
Fig. 15 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 15. Pleurobranchus iouspi Ev. Marcus (1984), digestive system. (A) dorsal view (MNRJ 33069). (B) dorsal view, detail of posterior portion with esophagus deflected (SAE ML 95). (C) vetral view (MNRJ 33069). (D) odontophoral cartilages (SAE ML 95). (E) foregut sectioned longitudinally from ventral side (SAE ML 95). Abbreviations: a, anus; ag, duct of acid gland; bc, buccal ganglion; ca, oral canal; dg, digestive gland; hg, hermaphrodite gland; j, jaw plates; in, intestine; m1, jugal protractor muscle of odontophore; m4: main dorsal tensor muscle of radula; m5, accessory dorsal tensor muscle of radula; m10, protractor muscle of odontophore; m10a, ventral tensor muscle of radula; mj, jaw muscle; mo, mouth; mr, retractor muscle; oa, opening of the duct of the acid gland; oe, esophagus; ra, radula; rs, radula sac; sd, salivary duct; sg, salivary gland; so, opening of the duct of the salivary gland in the oral membrane; st, stomach.
Fig. 5. Pleurobranchus reticulatus Rang, 1832 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 5. Pleurobranchus reticulatus Rang, 1832, SEM. (A-B) shell (MNRJ 12055). (B) detail near the protoconch. (C) elements of the jaw (MNRJ 18223). (D-F) radula (MNRJ 18223). (D) innermost lateral teeth. (E) lateral teeth. (F) outermost lateral teeth.
Fig. 4. Pleurobranchus reticulatus Rang, 1832 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 4. Pleurobranchus reticulatus Rang, 1832, spicules (MNRJ 12928). (A) linear, rod-like. (B) stellate. (C) irregular spicules (a not well definite shape).
Fig. 3. Pleurobranchus reticulatus Rang, 1832 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 3. Pleurobranchus reticulatus Rang, 1832. (A) lateral view, detail near gill (MNRJ 13104). (B-D) reproductive system. (B) (MNRJ 18223). (C) detail of connections of reproductive system (MNRJ 10844). (D) penis dissected longitudinally (MNRJ 18223). (E) nervous system (MNRJ 12055). Abbreviations: a, anus; am, ampulla; bc, buccal ganglion; bu, bursa copulatrix; ccpb, connective between buccal and cerebro-pleural ganglia; cp, nerves that leave from the cerebro-pleural ganglion; cpg, cerebro-pleural ganglion; cpp, commissure between the pedal ganglia; dd, deferent duct; e, eye; f, female opening; fg, female gland; gi, gill; gm, gill membrane; nb, nerves that leave from the buccal ganglion; np, nerves that leave from the pedal ganglion; ov, oviduct; p, penial papilla; pb, prebranchial aperture; pf, penial flap; pg, pedal ganglion; pr, prostate; rg, rhinophoral ganglion; rn, rhinophoral nerve; sr, seminal receptacle; tu, tubercles; va, vagina.
Fig. 2 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 2. Map of distribution of Pleurobranchus reticulatus Rang, 1832, Pleurobranchus areolatus Mörch, 1863 and Pleurobranchus iouspi Ev. Marcus, 1984. Type localities indicated by stars.
Fig. 1 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 1. Living species of Pleurobranchus from Brazil. (A-B) Pleurobranchus reticulatus Rang, 1832. (A) adult (MNRJ 11710, 28 mm long alive). (B) juvenile (MNRJ 11710, 5 mm long alive). (C-D) Pleurobranchus areolatus Mörch, 1863 (MNRJ 18760, 27 mm long alive), photographs by V. Padula. (C) dorsal view. (D) ventral view. (E-F) Pleurobranchus iouspi Ev. Marcus, 1984. (E) bright yellow morphotype (MNRJ 33070, 99 mm length of preserved specimen), photograph by C. A. Rangel. (F) reddish morphotype (SAE ML 95, 75 mm length of preserved specimen), photograph by F. Moraes.
Fig. 5 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 5. Concentrations of nutrients and chlorophyll a and zooplankton abundance at each sampling station. Nutrients (including nitritenitrate combined, phosphate, and silicate) and chlorophyll a were shown using the average concentration in the upper 75 m.
Fig. 1 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 1. Map of the study area with sampling stations. Solid circles and triangles represent 2009 and 2012 cruises, respectively.
Fig. 4 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 4. Vertical profiles of temperature (white lines) and salinity (gray shading) at the upper 100 m.
Fig. 9 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 9. Ordination diagram of canonical correspondence analysis (CCA). The dendrogram is diagramed based on the hydrographic variables and abundances of 20 dominant larval fish of each sampling station in the 2009 and 2012 cruises.
Fig. 3 in Echinoderes galadrielae Grzelak & Sørensen 2022, sp. nov.
Fig. 3. Precipitation (mm) of each day in Kaohsiung City and Hengchun Township of the Southern Taiwan. Data of precipitation obtained from Central Weather Bureau, Taiwan.
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OpenNeuro
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