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88 results for “Sphaerodoridae”
FIGURE 5. Stylised drawings. A–D in Two new species of Sphaerodoridae (Annelida) from the Gulf of Thailand
FIGURE 5. Stylised drawings. A–D. Geminofilum thailandica sp. nov. A. Dorsal tubercles of chaetigers 6–9; B. Ventral tubercles of chaetigers 6–9; C. Parapodial apendages and papillae in anterior chaetiger; D. Parapodial appendages and papillae in mid-body aposterior chaetiger; E–H. Sphaerodoridium songkhlaensis sp. nov. E. Dorsal tubercles of chaetigers 6–9; F. Ventral tubercles of chaetigers 6–9; G. Parapodial apendages and papillae in anterior chaetiger H. Parapodial apendages and papillae in mid-body and posterior chaetiger. The numbering system refers to chaetiger number, the concentric circles represent the volume of the parapodium (larger ones indicate basal and smaller distal areas) and the red axis are the imaginary lines dividing four sides of the parapodium: anterior ANT, dorsal DOR, posterior POS, ventral VEN.
FIGURE 10 in Two new species of Sphaerodoridae (Annelida) from the Gulf of Thailand
FIGURE 10. Scanning electron micrographs of Sphaerodoridium songkhlaensis sp. nov. (A. PSUZC-POL-0064, B–F. PSUZC- POL-0012). A. Anterior end, lateral view; B. Parapodium chaetiger 6; C. Parapodia chaetiger 5–9 with female copulatory organs located between chaetiger 8 and 9 (encircle), ventral view; D. Detail of female copulatory organs; E. Parapodia chaetiger 9–12 with male copulatory organs (encircle), ventral view; F–G. Compound chaetae. Abreviation: acicular lobe al, ventral cirrus vc.
FIGURE 5 in First record of Sphaerodoridae (Phyllodocida: Annelida) from hydrothermal vents
FIGURE 5. Sphaerodoropsis biserialis (Berkeley and Berkeley, 1944). Paratype USNM 32862. A: Compound chaetae, midbody chaetiger. Scale A: 20 µm.
FIGURE 2. Sphaerodoropsis anae n in First record of Sphaerodoridae (Phyllodocida: Annelida) from hydrothermal vents
FIGURE 2. Sphaerodoropsis anae n. sp. A: Dorsal view, holotype. B: Anterior end, dorsal view, holotype, la: lateral antenna; C: Anterior end, ventral view, holotype; D: Anterior end, lateral view, paratype MNCN 16.01/10818. Scale A: 0.5 mm; B: 97.5 µm; C: 0.2 mm; D: 0.4 mm.
FIGURE 1. Sphaerodoropsis anae n in First record of Sphaerodoridae (Phyllodocida: Annelida) from hydrothermal vents
FIGURE 1. Sphaerodoropsis anae n. sp. Live specimens. A: Complete specimens, dorsal view, holotype (female) above, and paratype MNCN 16.01/10818 (male) below; B: Anterior end, dorsal view, holotype, la: lateral antennae, ma: median antennae, pro: proventricle; C: Anterior end, dorsal view, paratype MNCN 16.01/10818. Scale A: 0.5 mm; B: 0.2 mm; C: 1 mm.
FIGURE 4. Sphaerodoropsis anae n in First record of Sphaerodoridae (Phyllodocida: Annelida) from hydrothermal vents
FIGURE 4. Sphaerodoropsis anae n. sp. Scanning electron micrographs (SEM). Paratype SAM E3635. A: Anterior end, dorsal view; B: Prostomium and anterior segments, dorsal view; C: Dorsum of midbody chaetigers; D: Midbody parapodia, dorsal view; E: Detail of papillae and chaetal arrangement over midbody parapodia, dorsal view; F: Compound chaeta, anterior chaetiger; G: Compound chaetae, midbody chaetiger; H: Compound chaeta, posterior chaetiger.
FIGURE 3. Sphaerodoropsis anae n in First record of Sphaerodoridae (Phyllodocida: Annelida) from hydrothermal vents
FIGURE 3. Sphaerodoropsis anae n. sp. A: Dorsal surface of midbody chaetigers, holotype; B: Midbody parapodium, anterior view, paratype SAM E3634; C: Midbody parapodium, posterior view, paratype SAM E3634; D: Chaetae (under light microscope), midbody chaetiger, paratype MNCN 16.01/10818. Scales A–C: 0.2 mm; D: 20 µm.
FIGURE 3 in A new species of Ephesiopsis (Polychaeta: Sphaerodoridae) from off southeastern Brazil
FIGURE 3. Ephesiopsis shivae new species – Holotype: A. Parapodium 4; B. Parapodium 12; C. Parapodium 23; D. Hook from first chaetiger; E. Simple chaeta; F. Compound falcigerous chaeta. (Abbreviations: pa—papilla, vc—ventral cirrus).
FIGURE 1 in A new species of Ephesiopsis (Polychaeta: Sphaerodoridae) from off southeastern Brazil
FIGURE 1. Ephesiopsis shivae new species – Holotype: A. anterior and median region, laterodorsal view (scale: 0.5mm).
FIGURE 2 in A new species of Ephesiopsis (Polychaeta: Sphaerodoridae) from off southeastern Brazil
FIGURE 2. Ephesiopsis shivae new species – Holotype: A. Complete specimen, twisted body; B. Anterior edge in dorsal view; detail of cephalic appendages, hook and first chaetiger; C. Macrotubercle; D. Microtubercle between two macrotubercles; E. Egg from anterior region, near cephalic appendages. (Abbreviations: Pr—prostomium, v—ventral, h—hook, la—lateral antenna, ma—macrotubercle, par1—first parapodium, vc—ventral cirrus, tp—terminal papilla).
FIGURE 2 in A new species of Sphaerephesia (Polychaeta: Sphaerodoridae) from Mamala Bay, south shore of Oahu, Hawaii
FIGURE 2. SEM of Sphaerephesia mamalaensis sp. nov. A, entire specimens in dorsal and ventral view; B, details from anterior end showing palps, median and intermediate antennae; C, posterior end with pygidium in ventral view. (int ant, intermediate antenna; med ant, median antenna; pyg, pygidium; an cir, anal cirrus).
FIGURE 1 in A new species of Sphaerephesia (Polychaeta: Sphaerodoridae) from Mamala Bay, south shore of Oahu, Hawaii
FIGURE 1. Sphaerephesia mamalaensis sp. nov. A, entire specimen in dorso–lateral view; B, macrotubercles and a papilla (at right); C, parapodium right chaetiger 3 showing 3 parapodial papillae; D, parapodium right chaetiger 12 showing 2 parapodial papillae; E, composite falcigers.
FIGURE 4 in A new species of Sphaerephesia (Polychaeta: Sphaerodoridae) from Mamala Bay, south shore of Oahu, Hawaii
FIGURE 4. Sphaerephesia mamalaensis sp. nov. Schematic arrangement of ventral papillae for the last four segments showing four transversal rows per segment, each represented by a different color.
FIGURE 3 in A new species of Sphaerephesia (Polychaeta: Sphaerodoridae) from Mamala Bay, south shore of Oahu, Hawaii
FIGURE 3. Sphaerephesia mamalaensis sp. nov. A, mid–body dorsal chaetigers showing arrangements of dorsal macrotubercles and papillae; B, a macrotubercle showing the terminal papilla; C, tegument with heart-shaped texture and a papilla in center; D, an ovigerous female with large eggs in the coelom; E, mid–body parapodium in ventral view, F, composite falcigers. (ter pap, terminal papilla, ven cir, ventral cirrus).
FIGURE 6. Sphaerodoropsis plurituberculata n in Sphaerodoridae (Annelida) from Lizard Island, Great Barrier Reef, Australia, including the description of two new species and reproductive notes
FIGURE 6. Sphaerodoropsis plurituberculata n. sp., reproductive features, SEM images. A. Male, detail of copulatory organ of chaetiger 6 (♂co); (al) acicular lobe, (vc) ventral cirrus; B. Female, copulatory organ on chaetiger 6 (♀co); C. Spermatophore attached to a male with detail (small window) of surface.
FIGURE 4. Sphaerodoropsis plurituberculata n in Sphaerodoridae (Annelida) from Lizard Island, Great Barrier Reef, Australia, including the description of two new species and reproductive notes
FIGURE 4. Sphaerodoropsis plurituberculata n. sp. live specimens. A–D. Micrographs taken with a dissecting microscope. A. Female, dorsal view, with a pair of orange subdermal eyes (arrow), brown gut and bluish oocytes (o); B. Male filled with sperm (s); lateral antennae marked with arrows; C. Male with spermatophores on dorsum (arrowheads); D. Male, ventro-lateral view, with copulatory organs on chaetiger 6 (arrow) and spermatophore visible through body wall; E–G. Micrographs taken with a compound microscope; E. Ventral papillae, containing paired transparent granules and a small orange one; F. Early (es) and late (sp) spermatids attached to central cytophore and other coelomic cells; G. Spermatids with some free swimming sperm (arrows).
FIGURE 3. Sphaerodoropsis aurantica n in Sphaerodoridae (Annelida) from Lizard Island, Great Barrier Reef, Australia, including the description of two new species and reproductive notes
FIGURE 3. Sphaerodoropsis aurantica n. sp., AM W.44218 (A), AM W.44209 (B). A. Live specimen, micrograph taken with a dissecting microscope, dorsal view; B–L. SEM images. B. Whole specimen, ventral view, anterior end on top; C. Anterior end, frontal view, with median antenna (ma), lateral antennae (la), palps (pa), tentacular cirri (tc) and parapodia from first chaetiger (ch1); D. Mid-chaetigers in lateral view, showing large macrotubercles and dorsal papillae, ventral papillae, and parapodia with acicular lobe (al), ventral cirri (vc) and compound chaetae; E. Parapodia of chaetiger 6 and 7, ventral view (lacking copulatory organs), ventral view; F. Posterior end, ventral view, showing pygidial papillae and mid-ventral cirrus; G. Detail of dorsal macrotubercle with pores (arrows); H. Posterior macrotubercles with incipient terminal papillae (black arrow); I. Different size ventral papillae of mid-chaetigers; J. Mid-body parapodium, anterior view showing acicular lobe (al), ventral cirrus (vc) (behind chaetae) and parapodial papillae; K. Detail of compound chaetae of posterior chaetigers with long blades and thin shafts; L. Mid-chaetiger chaetal fascicle. Some of the chaetae have distal spine over blades (arrowheads).
FIGURE 2. Stylised drawings. A, B. Ephesiella australiensis. A in Sphaerodoridae (Annelida) from Lizard Island, Great Barrier Reef, Australia, including the description of two new species and reproductive notes
FIGURE 2. Stylised drawings. A, B. Ephesiella australiensis. A. Dorsal tubercles of chaetigers 11–14; B. Parapodial papillae and appendages including ventral cirrus, acicular lobe, papillae and nearby macrotubercle; the concentric circles represent the volume of the parapodium (larger ones indicate basal and smaller distal areas) and the red axis its four sides; C, D. Sphaerodoropsis auranticus n. sp.; C. Dorsal tubercles of chaetigers 11–14, and pigmentation pattern; D. Arrangement of parapodial appendages and papillae; E, F. Sphaerodoropsis plurituberculata n. sp.; E. Dorsal tubercles of chaetigers 11–14; F. Arrangement of parapodial appendages and papillae.
FIGURE 1 in Sphaerodoridae (Annelida) from Lizard Island, Great Barrier Reef, Australia, including the description of two new species and reproductive notes
FIGURE 1. Ephesiella australiensis SEM images, AM W.42693. A. Whole specimen, anterior end on top; B. Anterior chaetigers, ventro-lateral view, showing microtubercle (mi), macrotubercles (mt) and parapodia (par) with bottle-shaped ventral cirrus and parapodial papillae (pp); C. Same from a dorsal view; D. Mid-chaetiger with macrotubercle (mt) with terminal papillae, and contracted parapodium bearing at least six papillae (arrowheads); E. Mid-body parapodium, anterior view, with five spherical papillae (arrowheads), five compound chaetae and a bottle-shaped ventral cirrus; F. Posterior end showing two terminal macrotubercles, and a digitiform ventral cirrus; G. Compound chaetae of anterior chaetiger; H. Chaetae of mid-body chaetiger; I. Detail of chaetae from posterior chaetiger showing the blade, almost fused to the shaft and the characteristic spinulation of the shaft with a distal-most thicker spine (arrow).
FIGURE 5. Sphaerodoropsis plurituberculata n in Sphaerodoridae (Annelida) from Lizard Island, Great Barrier Reef, Australia, including the description of two new species and reproductive notes
FIGURE 5. Sphaerodoropsis plurituberculata n. sp. SEM images. A. Male, ventral view, anterior end on left side, with copulatory organs on chaetiger 6 (co); B. Whole specimen, lateral view, anterior end on left side; C. Anterior end, ventral view; digitiform palps (pa) and lateral antennae (la), hemi-spherical median antenna (ma); mouth (mo) anterior to first chaetiger; D. Anterior chaetiger, ventral view with six chaetae, and digitiform ventral cirrus (vc) and acicular lobe (al); E. Mid-body chaetiger, posterior view; F. Detail of chaetae with conspicuous serration and distal spine (arrow); G. Posterior end with terminal pygidium.
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