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88 results for “Sphaerodoridae”
FIGURE 15 in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 15. Map of Australia with collecting sites of the different species found in Australian waters (as in Table 3). A. Outline of continental Australia. B. Detail of south eastern coastline and Macquarie Island. Type locality marked by numbers and plotted according to table 3. Abbreviations: NSW, New South Wales; NT, Northern Territory; SA, South Australia; TAS, Tasmania; QLD, Queensland; WA, Western Australia.
FIGURE 14. Sphaerodoropsis wilsoni n in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 14. Sphaerodoropsis wilsoni n. sp., ZMH P.18249, scanning electron micrographs. A. Whole specimen, lateral view. B. Detail of anterior end and head appendages, lateral view. C. Mid-body chaetigers, dorsal view. D. Mid-body chaetigers, ventral view. E. Detail of lateral macrotubercle with invaginations and pores. F. Posterior parapodium and chaetal fascicle, anterior view. G. Chaetae mid-body chaetiger, with distal spine on blade (arrow). H. Chaetae posterior parapodia, with distal spine on blade (arrow). Abbreviations: al, acicular lobe; la, lateral antenna; ma, median antenna; mo, mouth; nu nuchal organ; pa, palp; tc, tentacular cirrus; vc, ventral cirrus; 1st, parapodium first chaetiger.
FIGURE 13. Sphaerodoropsis megatuberculata n in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 13. Sphaerodoropsis megatuberculata n. sp., NMV F.69686–7, scanning electron micrographs. A. Complete specimen lateral view. B. Anterior chaetiger and head, dorsal view. C. Posterior end, ventral view. D. Parapodia in chaetigers 6– 9, anterior view. E. Mid-body chaetigers, dorso-lateral view. F. Parapodia in chaetigers 8–4 (left to right) with 'copulatory organs' on chaetigers 7–4 (arrows). G. Detail of ellipsoid cuticular granules. H. Detail of macrotubercle with pores scattered over the surface from posterior chaetiger. I. Compound chaeta chaetiger 4. J. Posterior chaeta, with spine on tip of blade (arrow). K. Same without distal spine. Abbreviations: al, acicular lobe; la, lateral antenna; ma, median antenna; mc, macrotubercle; pa, palp; vc, ventral cirrus; 1st, parapodium first chaetiger.
FIGURE 12. Sphaerodoropsis longofalcigera n in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 12. Sphaerodoropsis longofalcigera n. sp., holotype, NMV F.162479, light micrographs. A. Anterior end, dorsal view. B. Detail of head and first chaetiger, dorsal view. C. Parapodia chaetigers 7 and 8, dorsal view. D. Parapodial chaetigers 8 and 9, dorsal view. E. Parapodium posterior chaetiger. Abbreviations: al, acicular lobe; ap, antenniform papilla; eg, egg; la, lateral antenna; ma, median antenna; pa, palp; ph, pharyx; 1st, parapodium first chaetiger.
FIGURE 11 in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 11. Sphaerodoropsis heteropapillata, AM W.42686, scanning electron micrographs. A. Complete specimen, dorsolateral view. B. Anterior end, ventral view. C. Detail anterior chaetiger and head, ventral view. D. Parapodia in mid-body chaetigers, lateral view. E. Mid-body parapodia, ventral view. F. Detail of cuticular granules. G. Parapodium mid-body chaetiger, anterior view. H. Parapodium posterior chaetigers, lateral view. I. Posterior chaetiger and pygidium, ventro-lateral view. J, K. Light micrographs of holotype. J. Chaetal fascicle mid chaetiger. K. Chaetae posterior chaetiger. L. Semi-compound chaetae anterior chaetiger, with distal spines on blade (arrow). M. Same, following chaetiger. Abbreviations: al, acicular lobe; la, lateral antenna; ma, median antenna; pa, palp; tc, tentacular cirrus; vc, ventral cirrus; 1st, parapodium first chaetiger.
FIGURE 10. Sphaerodoropsis fauchaldi, NMV F.217162. A in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 10. Sphaerodoropsis fauchaldi, NMV F.217162. A. Whole specimen, dorsal view (anteror end on top). B. Dorsal macrotubercles, posterior chaetigers. C. Parapodium mid-body, anterior view. D. Same, dorsal view. E. Compound chaeta, chaetiger 3. F. Chaetae, mid-body parapodium (arrow pointing to the distal spine in blade). G. Shorter blade, chaetae in midbody parapodium. Abbreviations: al, acicular lobe; vc, ventral cirrus.
FIGURE 7 in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 7. Sphaerephesia sp. AM W.42720, light micrographs, F, G, stained with methylene blue. A. Whole specimen, dorsal view; head on top. B. Anterior end, dorsal view. C. Mid-body regions, dorsal view. D. Anterior end, ventral view, showing head and first chaetiger. E. Same, image focused on ventral prostomial appendages. F. Mid-body chaetigers, ventral view, with copulatory organ between chaetiger 7 and 8. G. Posterior chaetigers and pygidium, ventral view. H. Lateral macrotubercle, with terminal papillae, dorsal view. I. Anterior parapodium, ventral view. J. Mid-body chaetal fascicle. Abbreviations: co, copulatory organ; la, lateral antenna; ma, median antenna; pa, palp; 1st, parapodium first chaetiger.
FIGURE 3. Ephesiella australiensis from several localities, scanning electron micrographs. A–C in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 3. Ephesiella australiensis from several localities, scanning electron micrographs. A–C: Arafura Sea, NTM W.20663, D–F: Queensland, AM W.42693, G–L: New South Wales AM W.42688. Anterior end, showing head appendages and hooks on first chaetiger. B. Mid-body chaetigers, lateral view, showing microtubercles, macrotubercles and parapodial papillae. C. Chaetae mid-body segments. D. Posterior chaetigers, showing macrotubercles and parapodia. E. Mid-body parapodium, anterior view. F. Detail of chaetae mid-body parapodia. G. Anterior end, frontal view, showing a partially retracted prostomium and head appendages; hooks absent on first chaetiger. H. Posterior parapodia showing dorsal macrotubercles, microtubercles and papillae. I. Mid-body region, ventral view. J. Mid-body parapodium, dorsal view. K. Posterior chaetae. L. Detail posterior chaeta, with conspicuous distal tooth on shaft (arrow). Abbreviations: al, acicular lobe; la, lateral antenna; ma, median antenna; pa, palp; tc, tentacular cirrus; vc, ventral cirrus; 1st, parapodium first chaetiger.
FIGURE 6. Sphaerephesia hutchingsae n in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 6. Sphaerephesia hutchingsae n. sp., AM W.42753 and AM W. 42734, scanning electron micrographs. A. Whole specimen, dorsal view, head on right end. External segmentation is evident (arrows). B. Whole specimen, dorsal view, with everted pharynx. C. Anterior end, dorsal view, showing head appendages and arrangement of tubercles and papillae on anterior chaetigers. D. Same, frontal view. E. First five chaetigers, lateral view, showing parapodia and lateral macrotubercles. F. Detail of macrotubercle chaetiger 5, with distal papilla. G. Mid-body parapodium, right side is anterior surface. H. Posterior parapodia, dorsal view. I. Mid-body parapodia and ventral body surface. J. First parapodium, anterior view. K. Chaetal fascicle, mid-body chaetiger. Abbreviations: al, acicular lobe; ap, antenniform papillae; la, lateral antenna; ma, median antenna; pa, palp; tc, tentacular cirrus; vc, ventral cirrus; 1st, parapodium first chaetiger.
FIGURE 2 in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 2. Ephesiella australiensis from Western Australia, AM W.42701 and W.42702. scanning electron micrographs. A. Anterior end, lateral view. B. Same, frontal view, showing head appendages and papillae. C. Mid-body chaetigers, showing dorsal tubercles, three transverse rows of dorsal papillae per segment and parapodia. D. Detail of dorsal tubercles and parapodial papillae, mid-chaetiger. E. Posterior chaetigers and pygidium, dorsal view. F. Mid-body parapodium, dorsal view, showing shape and arrangement of parapodial papillae and chaetae. G. Mid-body chaetiger, anterio-ventral view. H. Chaetae chaetiger 1. I. Chaetae posterior chaetiger, with conspicuous distal tooth on shaft (arrow). J. Same, different individual. Abbreviations: al, acicular lobe; la, lateral antenna; ma, median antenna; mc, macrotubercle; mi, microtubercle; pa, palp; tc, tentacular cirrus; vc, ventral cirrus; 1st, parapodium first chaetiger.
FIGURE 1. Light micrographs. A–C. Ephesiella australiensis, holotype ZMH P.16773. A in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 1. Light micrographs. A–C. Ephesiella australiensis, holotype ZMH P.16773. A. Anterior end, frontal view, showing head appendages and papillae. B. Mid-body macrotubercle, side view. C. Mid-body microtubercle, side view. D–I. Sphaerodoropsis exmouthensis, D, F–H, holotype ZMH P.16493, E, I, paratypes ZMH P.16494. D. Anterior end, lateral view, showing head appendages and papillae. E. Same, frontal view. F. Anterior chaetigers, side view, showing dorsal tubercles and parapodia. G. Chaetigers 6 and 7, side view, with digitiform copulatory organ ventral to ventral cirrus chaetiger 6. H. Chaetal fascicle, mid-chaetiger. I. Posterior chaetigers and pygidium, ventral view. Abbreviations: al, acicular lobe; co, copulatory organ; la, lateral antenna; ma, median antenna; mc, macrotubercle; pa, palp; tc, tentacular cirrus; vc, ventral cirrus; 1st, parapodium first chaetiger.
FIGURE 9. Sphaerodoropsis fauchaldi, NTM W.10206, scanning electron micrographs. A in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 9. Sphaerodoropsis fauchaldi, NTM W.10206, scanning electron micrographs. A. Complete specimen, ventro-lateral view. B, Anterior end, ventral view. C. Detail anterior end and head appendages, ventral view. D. Chaetigers 9–5 (left to right), ventral side, with female inflated and porous ventral cirri (white arrows) in chaetigers 7–5. E. Same, opposite side, with inflated and porous ventral cirri (white arrows) in chaetigers 7–5 and oval tubercle (black arrow) on chaetiger 6. F. Parapodia, chaetigers 6–4, with 'copulatory organs'(arrows). G. Parapodia of chaetigers 8 (with normal ventral cirrus) and 7 (with copulatory organ), antero-lateral view. H. Detail of copulatory organ in chaetiger 6 with pores scattered on the surface. I. Parapodium chaetiger 8, anterior view. J. Chaetal fascicle, mid-body chaetiger. K. Chaetae chaetiger 5. L. Chaeta posterior chaetiger. Abbreviations: al, acicular lobe; co, copulatory organ; la, lateral antenna; ma, median antenna; pa, palp; tc, tentacular cirrus; vc, ventral cirrus.
FIGURE 5 in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 5. Schematic illustrations of the type and arrangement of parapodial and nearby structures and papillae. In all cases anterior faces left, posterior right, dorsal the top and ventral the bottom. The red cross centred in the middle of the parapodia divides each of the four hypothetical parapodial surfaces, and the concentric circles (larger at base, samller at tip) indicate the parapodial volume..
FIGURE 8. Sphaerodoropsis exmouthensis, ZMH P.16995, scanning electron micrographs. A in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 8. Sphaerodoropsis exmouthensis, ZMH P.16995, scanning electron micrographs. A. Whole specimen, dorsal view; anterior end on top. B. Detail of anterior end and head appendages. C. Mid-body parapodia and row of lateral macrotubercles, anterior view. D. Parapodium first chaetigers, anterior view. E. Chaeta mid-body chaetigers. F. Same. G. Chaeta posterior chaetiger. H. Posterior chaetiger and pygidium. Abbreviations: al, acicular lobe; la, lateral antenna; ma, median antenna; pa, palp; tc, tentacular cirrus; vc, ventral cirrus.
FIGURE 4 in Revision of the Australian Sphaerodoridae (Annelida) including the description of four new species
FIGURE 4. Schematic illustrations of the type and arrangement of tubercles on the dorsal and ventral surface of mid-body chaetigers. The number at the left side of the drawing refer to the chaetiger number. A, C, E, G, I, K, M, O, Q, S: dorsal view. B, D, F, H, J, L, N, P, R, T: ventral view.
FIGURE 6 in A new species of Sphaerodoridium Lützen, 1961 from Iceland (Polychaeta: Sphaerodoridae)
FIGURE 6. SEM micrographs of Sphaerodoridium guerritai sp. nov. A, midbody parapodium, dorsal view; B–D, compound chaetae; E, female, midbody chaetigers, ventral view (arrow pointing tubercle-like reproductive structure); F, female, tuberclelike reproductive structure, detail.
FIGURE 5 in A new species of Sphaerodoridium Lützen, 1961 from Iceland (Polychaeta: Sphaerodoridae)
FIGURE 5. SEM micrographs of Sphaerodoridium guerritai sp. nov. A, stalked macrotubercles and dorsal papillae; B, stalked macrotubercle; C–D, midbody chaetigers, ventral view (filled white arrows pointing to nephridial papillae; non-filled arrows pointing to ventral body papillae in same transversal row; discontinuous white line marking ventral midline); E, nephridial papillae from same chaetiger; F, appearance of tegument and nephridial papilla, detail.
FIGURE 4 in A new species of Sphaerodoridium Lützen, 1961 from Iceland (Polychaeta: Sphaerodoridae)
FIGURE 4. Sphaerodoridium guerritai sp. nov. A, female, chaetiger 9, ventrolateral view, right side; B, generalized schematic arrangement of ventral papillae in female, chaetigers 9–11. A: Paratype IINH 33099; B: Allotype IINH 33096. Legend of symbols for B: U-shaped symbols = parapodia; small circles among parapodia = lateral body papillae; large circles and other small circles = ventral body papillae; rectangles = nephridial papillae; oval at chaetiger 9 = tubercle-like ventral reproductive structure.
FIGURE 3 in A new species of Sphaerodoridium Lützen, 1961 from Iceland (Polychaeta: Sphaerodoridae)
FIGURE 3. Sphaerodoridium guerritai sp. nov. Holotype IINH 33095. A, parapodium 1, dorsal view; B, parapodium 1, ventral view (detail: distal end of ventral cirrus); C, parapodium 3, dorsal view; D, parapodium 3, ventral view; E, parapodium 4, dorsal view; F, parapodium 4, ventral view; G, parapodium 5, dorsal view, discontinuous line showing position of acicula; H, parapodium 5, ventral view; I, parapodium 12, dorsal view. All parapodia from the right side of the body.
FIGURE 1 in A new species of Sphaerodoridium Lützen, 1961 from Iceland (Polychaeta: Sphaerodoridae)
FIGURE 1. Micrographs of Sphaerodoridium guerritai sp. nov. Holotype IINH 33095. A, full dorsal view; B, full ventral view; C, midbody segments, dorsal view; D, posterior end, dorsal view. Scale: A–B, 0.7 mm; C, 0.3 mm; D, 0.385 mm.
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