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72 results for “Sigalionidae”
Fig. 1. Ehlersileanira andamanensis n in A New Species of the Genus Ehlersileanira (Polychaeta: Sigalionidae) from the Andaman Sea, Thailand
Fig. 1. Ehlersileanira andamanensis n. sp. A–B, anterior end, dorsal view, with dorsal tentacular cirri and second parapodium on left removed; C, close-up of ceratophore of median antenna, showing auricles and one ctenidium; D, anterior end, dorsal view, (right elytron of segment 2 removed, and specimen was recoated); E, anterior end, ventral view; F, neuropodium of segment 3, anterior view. SEM micrographs all of PMBC 19633. Scales=1.0 mm (A), 200 µm (D–E), 100 µm (B, F), and 10 µm (C). Abbreviations: acl=acicular lobe, au=auricle, buc=buccal cirrus, ct=ctenidium, dtu=dorsal tubercle, ipas=inner palpal sheath, lan=lateral antenna, man=median antenna, opas=outer palpal sheath, pa=palp, st=stylode, vc=ventral cirrus.
Fig. 9 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 9. Neopsammolyce fragilis sp. nov., holotype (UMML 22.1088). A. Incomplete worm, dorsal view. B. Anterior end, covered by elytra. C. Anterior end, dorsal view. D. Anterior end, ventral view. E. Detail of prostomium, arrowhead indicates lateral antenna. F. Dorsal papillae (close-up in box). G. Ventral papillae (close-up in box). H. Right parapodium from segment II. I. Notochaeta from same. J. Unit A. K. Unit B. L. Unit C. M. Unit D. N. Right parapodium from segment III. O. Notochaeta from same. P. Unit A. Q. Unit B. R. Unit C. S. Subunit 1. T. Unit D. U. Right parapodium from segment 31. V. Notochaeta from same. W. Unit A. X. Unit B. Y. Unit C. Z. Subunit 1. AA. Unit D. Scale bars:
Fig. 12 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 12. Neopsammolyce aff. floccifera (Augener, 1906), non-type material (UMML 6607-393). A–D, K. SEM micrographs. A. Right parapodium from segment 27. B. Notochaetae from same. C. Unit A. D. Unit B. E. First left elytron. F. Third right elytron. G. Right posterior elytron. H. Detail of margin from E. I. Medial process from G. J. Margin from G. K. Surface of posterior elytron. Abbreviations: a = anterior; p = posterior. Scale bars: A = 200 μm; B = 10 μm; C, H–J = 50 μm; D = 20 μm; E–G = 1 mm;
Fig. 7 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 7. Neopsammolyce floccifera (Augener, 1906), non-type material (UMML 6806-727). A. Incomplete worm, dorsal view. B. Anterior end, dorsal view (insert: dorsal papillae). C. Anterior end, ventral view (insert: ventral papillae). D. Anterodorsal section of prostomium, arrowhead indicates lateral antenna. E. Prostomium, arrowheads indicate the three pairs of eyes. F. Anteroventral view of prostomium, arrowhead indicate facial tubercle. G. Right parapodium from segment II. H. Notochaeta from same. I. Units A–D. J. Right parapodium from segment III. K. Notochaeta from same. L. Unit A. M. Unit B. N. Unit C. O. Unit D. P. Right parapodium from segment 43. Q. Notochaeta from same. R. Unit A. S. Unit B. T. Unit C. U. Subunit 2. V. Unit D. Scale bars: A–C = 1 mm; D–F = 200 μm; G, J, P = 500 μm; H, K, Q = 40 μm; I, L–O, R–V = 50 μm.
Fig. 23. Psammolyce flava Kinberg, 1856 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 23. Psammolyce flava Kinberg, 1856, non-type specimen (UMML 6720-927). A. Incomplete fragmented worm, dorsal view. B. Anterior end, dorsal view. C. Anterior end, ventral view. D. Detail of anterior end, arrowhead indicates lateral antennae. E. Dorsal papillae on anterior end. F. Dorsal papillae on middle region; arrowhead indicates right lateral antenna. G. Ventral papillae. H. Right parapodium from segment II, arrowhead indicates neuropodial appendage. I. Notochaeta from same. J. Unit A. K. Unit B. L. Unit C. M. Unit D. N. Right parapodium from segment III. O. Notochaeta from same. P. Unit A. Q. Unit B, blade missing. R. Unit C. S. Unit D. T. Right parapodium from segment 23. U. Notochaeta from same. V. Unit A. W. Unit B. X. Unit C. Y. Subunit 1. Z. Unit D. Scale bars: A =
Fig. 16. Pelogenia hartmanae Pettibone, 1997 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 16. Pelogenia hartmanae Pettibone, 1997, non-type material (UMML 7101-1369). A–D, J–K. SEM micrographs. A. Right parapodium from segment 25. B. Notochaeta from same. C. Unit A. D. Unit D. E. First right elytron. F. Posterior elytron. G. Distal expansion from E. H. Margin from F. I. Posterior process from F. J. Surface of posterior elytron with flat papillae and pedunculate papillae with flat tips. K. Posterior process, long dendritic papillae and pedunculate papillae with flat tip. Abbreviations: a = anterior; p = posterior. Scale bars: A = 500 μm; B = 10 μm; C = 20 μm; D, J = 50 μm; E–F = 1 mm; G–I,
Fig. 15. Pelogenia hartmanae Pettibone, 1997 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 15. Pelogenia hartmanae Pettibone, 1997, non-type specimen (UMML 7101-1369). A. Incomplete fragmented worm, dorsal view. B. Anterior end, dorsal view. C. Anterior end, ventral view. D. Detail of median antenna ceratophore. E. Dorsal papillae (close-up in box). F. Ventral papillae (close-up in box). G. Right cirrus from segment III. H. Right parapodium from segment II. I. Notochaeta from same. J. Unit A. K. Unit B. L. Unit C. M. Unit D. N. Right parapodium from segment III. O. Notochaeta from same. P. Unit A. Q. Unit B. R. Units C and D. S. Right parapodium from segment 26. T. Notochaeta from same. U. Unit A. V. Unit B. W. Unit C. X. Subunit 1. Y. Unit D. Scale bars: A = 2 mm; B–C =
Fig. 6 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 6. Hartmanipsammolyce pettiboneae sp. nov., holotype (UMML 22.10887). A–D, K–M. SEM micrographs. A. Right parapodium from segment 30. B. Notochaeta from same. C. Units A and B. D. Unit D. E. First right elytron. F. Second right elytron. G. Posterior right elytron. H. Proximal margin of E. I. Posterior margin from E. J. Posterior processes from G. K. Segmented long papillae. L. Pedunculate papilla with flat tip. M. Surface of E. Abbreviations: a = anterior; p = posterior. Scale bars: A = 200 μm; B = 5 μm; C–D, H–K = 50 μm; E–G = 1 mm; L = 10 μm; M = 20 μm.
Fig. 11 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 11. Neopsammolyce aff. floccifera (Augener, 1906), non-type material (UMML 6607-393). A. Incomplete worm, dorsal view. B. Anterior end, dorsal view. C. Anterior end, ventral view. D. Dorsal papillae (close-up in box). E. Ventral papillae (close-up in box). F. Close-up of B, arrowhead indicates lateral antennae (median antenna displaced). G. Close-up of C, arrowhead indicates facial tubercle. H. Right parapodium from segment II. I. Notochaeta from same. J. Unit A. K. Unit B. L. Units C and D. M. Right parapodium from segment III. N. Notochaeta from same. O. Unit A. P. Unit B. Q. Units C and D. R. Right parapodium from segment 61. S. Notochaeta from same. T. Unit A. U. Unit B. V. Unit C. W. Unit D. Scale bars: A = 2 mm; B–C = 1 mm; D–E = 50 µm; F–G = 200 μm; H, M, R = 500 μm;
Fig. 5 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 5. Hartmanipsamolyce pettiboneae sp. nov., holotype (UMML 22.1087). A. Incomplete worm, dorsal view. B. Anterior end, dorsal view; arrowhead indicates ctenidia; asterisk indicates partially everted pharynx. C. Anterior end, ventral view (close-up in box); asterisk indicates partially everted pharynx. D. Dorsal papillae (close-up in box). E. Ventral papillae (close-up in box). F. Right parapodium from segment II. G. Notochaeta from same. H. Unit A. I. Unit B. J. Units C and D. K. Right parapodium from segment III, arrow indicates neuropodial lobe. L. Notochaeta from same. M. Unit B. N. Units C and D. O. Unit A. P. Right parapodium from segment 81. Q. Notochaeta from same. R. Unit A. S. Unit B. T. Unit C. U. Subunit 2. V. Unit D. Scale bars: A = 1 cm; B–C = 1 mm; D–F, K, P = 500 μm; G, L, Q = 40 μm; H–J, M–O, R–V = 100 μm.
Fig. 3 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 3. Dayipsammolyce paulayi sp. nov. A–D, G–Y. Holotype (UF 2777). E–F. Paratype (UF2618). A. Complete worm, dorsal view. B. Anterior end, dorsal view, arrowhead indicates ctenidia (insert: dorsal papillae); asterisk indicates partially everted pharynx. C. Anterior end, ventral view (insert: ventral papillae); asterisk indicates partially everted pharynx. D. Close-up of C, arrowhead indicates facial tubercle. E. Marginal pharyngeal papillae. F. Detail of pharynx. G. Right parapodium from segment II. H. Notochaeta from same. I. Unit A. J. Unit B. K. Units C and D. L. Right parapodium from segment III. M Notochaeta from same. N. Unit A. O. Unit B. P. Unit C. Q. Unit D. R. Right parapodium from segment 32. S. Notochaeta from same. T. Unit A. U. Unit B. V. Unit C. W. Subunit 1. X. Subunit 2. Y. Unit D. Scale bars: A = 5 mm; B–C = 1 mm; D–F = 500 μm; G, L, R = 200 μm; H–K, M–Q, S–Y = 40 μm.
Fig. 2. Elytral microstructures. A–B, E–F, M–N in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 2. Elytral microstructures. A–B, E–F, M–N. Dayipsammolyce paulayi sp. nov. C–D, I–J. Pelogenia kinbergi (Hansen, 1882). G–H. Neopsammolyce floccifera (Augener, 1906). K–L. Neopsammolyce aff. floccifera. O–P. Hartmanipsammolyce pettiboneae sp. nov. Q–R. Pelogenia capitata sp. nov. A–H. Non-adherent microestructures. A–B. Microtubercles. C–D. Pedunculate papillae with puffed tips. E–F. Short dendritic papillae. G–H. Long dendritic papillae. I–R. Adherent papillae. I–J. Flat papillae. K–L. Pedunculate papillae with flat tip. M–N. Pedunculate papillae with truncated tips. O–P. Pedunculate globular papillae. Q–R. Pedunculate capitate papillae. Scale bars: A–B, N, Q–R = 10 μm; C–F, I–M, O = 20 μm; G–H = 100 μm; P = 5 μm.
Fig. 1 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 1. Terminology of chaetal fascicles. A. Schematic parapodium of a hypothetic scaled sigalionid showing the arrangement of chaetae. B–J. Drawings from parapodia of Pelogenia sp. B–D. Segment II. B. Lateral view, scheme. C. Lateral view. D. Anterior view. E–G. Segment III. E. Lateral view, scheme. F. Lateral view. G. Anterior view.H–L. Segment form middle region. H. Lateral view, scheme. I. Lateral position. J. Anterior-posterior position. K. Notochaetae, SEM. L. Close-up of K, arrowhead indicates the chaetal axis. M–O. Neurochaetae from middle segment. M. Long blade. N. Medium-sized blade.
Fig. 10 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 10. Neopsammolyce fragilis sp. nov., holotype (UMML 22.1088). A–E, K. SEM micrographs. A. Right parapodium from segment 24. B. Notochaetae from same. C. Units B and C. D. Close-up of unit A, arrowhead indicates subdistal denticle. E. Subunit 1. F. First right elytron. G. Second right elytron. H. Right posterior elytra. I. Detail of margin from G. J. Detail of margin from H. K. Surface of H, flat papillae and pedunculate papillae with flat tips. Abbreviations: a = anterior; p = posterior. Scale
Fig. 14 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 14. Pelogenia brevipalpata sp. nov. B–F. SEM micrographs. Holotype (ECOSUR 289). A. Posterior damaged elytron. B. Right parapodium from segment 28. C. Notochaetae from same. D. Unit A. E. Units C and subunit 1. F. Unit D. G. Close-up from A, median margin. H. Pygidium. Abbreviations: a =
Fig. 4 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 4. Dayipsammolyce paulayi sp. nov., holotype (UF 2777). A–E, K. SEM micrographs. A. Right parapodium from segment 26. B. Notochaeta from same. C. Unit B. D. Unit C. E. Unit D. F. Second left elytron. G. Right posterior elytron. H. Detail of distal margin of F. I. Posterior process from G. J. Posterior process from F. K. Marginal papillae. Abbreviations: a = anterior; p = posterior. Scale bars: A, H–J = 100 μm; B = 5 μm; C, E = 20 μm; D = 10 μm; F–G = 500 μm; K = 50 μm.
Fig. 24. Psammolyce flava Kinbergi, 1856 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 24. Psammolyce flava Kinbergi, 1856, non-type material (UMML 6720-927). A–C, E–G, J–K. SEM micrographs. A. Right parapodium from segment 30. B. Parapodium from segment 31, neurochaetae removed, dorsal view. C. Notochaetae from A. D. Posterior elytron. E. Unit D from A. F. Insertion of blade on the handle, arrow indicates ligament. G. Ventral view of unit A from A. H. Surface of posterior elytron. I. Medial process of posterior elytron. J. Surface of posterior elytron, globular papillae. K. Surface of posterior elytron, dendritic papillae. Abbreviations: a = anterior; p = posterior. Scale bars:
Fig. 18 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 18. Pelogenia kinbergi (Hansen, 1882), non-type specimen (UMML 6806-0694). A–D, I. SEM micrographs. A. Right parapodium from segment 25. B. Notochaetae from same. C. Units A and B. D. Unit D. E. First right elytron. F. Right posterior elytron. G. Posterior process from E. H. Margin from E. I. Surface of posterior elytron, marginal dendritic papillae and pedunculate papillae with flat tips. Abbreviations: a = anterior; p = posterior. Scale bars: A = 200 μm; B = 10 μm; C–D, I = 50 μm; E–F = 1 mm; G–H = 100 μm.
Fig. 8 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 8. Neopsammolyce floccifera (Augener, 1906), non-type material (UMML 6806-727). A–D, J–K. SEM micrographs A. Right parapodium from segment 26. B. Notochaetae from same. C. Unit A. D. Unit B. E. First right elytron. F–G. Posterior elytra. H. Long dendritic papillae. I. Short dendritic papillae. J. Pedunculate papillae with flat tips. K. Flat papillae. Abbreviations: a = anterior; p = posterior. Scale bars: A = 200 μm; B = 2 μm; C–D, H–J = 20 μm; E–G = 1 mm; K = 50 μm.
Fig. 22 in Pelogeniinae Chamberlin, 1919 (Annelida, Sigalionidae) from the Grand Caribbean Region
Fig. 22. Pelogenia salazarvallejoi sp. nov., holotype (UF 2757). A–E, K–L. SEM micrographs. A. Parapodium from segment 23. B. Neuropodial papilla with 'thick cilia'. C. Notochaetae from A. D. Units A and B. E. Subunit 2. F. First left elytron. G. Second left elytron. H. Posterior right elytron. I. Medial process of G. J. Medial process of H. K. Flat papillae from posterior elytron. L. Medial process from posterior elytron. M. Pygidium. N. Syllid associated between posterior elytra. Abbreviations: a = anterior; p = posterior. Scale bars: A = 200 μm; B = 5 μm; C = 10 μm; D–E = 20 μm; F–H = 1 mm; I–L,
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Allen Brain Atlas
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