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50 results for “Oweniidae”
Figure 9. A–D in Phylogeny of Oweniidae (Polychaeta) based on morphological data and taxonomic revision of Australian fauna
Figure 9. A–D, Myriochele heruensis in regeneration. A, anterior end regenerating, including uniramous and biramous segments. B, early stage of anterior end regeneration from a mid-body segment. C, regeneration of posterior end. D, detail of a torus with newly formed uncini at the point of piercing the cuticle (arrows). E, Myriochele australiensis sp. nov. Regeneration of posterior end. F–H, Myriowenia sp. in regeneration. F, anterior end, ventral view. G, head, ventral view. H, regeneration of anterior fragment with tubular projections (arrows). Abbreviations: b1-b4, biramous segment 1 to 4; u1-u3, uniramous segments 1 to 3. Registration numbers: A, D, AM W37182; B, AM W37179; C, AM W37181; E, AM W37201; F, G, AM W37185; H, AM W37186. Scale bars: A–C, E, G, H = 100 Mm; D = 10 Mm; F = 20 Mm.
Figures 23-28 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figures 23-28 - SEM Images. 23–25 (first column), Owenia caissara sp. n. from Babitonga Bay, Polychaeta 17517, 17518. 26–28 (second column), Owenia caissara sp. n. from Paranaguá Bay, Polychaeta 17523. 23 and 26, apical view of hooks on the first abdominal segment; 24 and 27, frontal view of hooks on the first abdominal segment; 25 and 28, median portion of notocheata from first abdominal segment, showing scales. Scale bars: 2 µm (23), 5 µm (24), 2 µm (26, 28), 4 µm (25), 1 µm (27).
Figure 29 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figure 29 - Methyl green colour pattern of anterior end of the body in dorsal (left) and ventral (right) views. Scale bar: 5 µm.
Figures 17-22 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figures 17-22 - SEM Images. 17-19 (first column), Owenia caissara sp. n. from Babitonga Bay Polychaeta 17518, 17519. 20-22 (second column), Owenia caissara sp. n. from Paranaguá Bay. 17 and 20, tentacular crown and thorax portion; 18 and 21 band of neuropodial hooks on the first abdominal segment (band median portion of band); 19 and 22, lateral view of hooks on the first abdominal segment. Scale bars: 100 µm (17 and 20), 10 µm (18), 2 µm (19), 20 µm (21), 3 µm (22).
Figures 10-13 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figures 10-13 - Owenia caissara sp. n. from Babitonga Bay, Polychaeta 17520; lateral view showing the tentacular crown, thorax and abdomen (10), anterior region in dorsal view (11), anterior region in ventral view (12), anterior region in lateral view (13). Scale bars: 1 mm (10), 0.2 mm (11, 12 and 13).
Figures 14-16 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figures 14-16 - Owenia caissara sp. n. from Babitonga Bay, Polychaeta 17522. Anterior region in lateral view showing tentacular crown, thorax, and first neuropodial ring (14), scales on notochaeta from the first abdominal segment (15), lateral view of a hook from the first neuropodial ring (16). Scales bars: 100 µm (14), 1 µm (15 and 16).
Figures 7-9 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figures 7-9 - Owenia caissara sp. n. from Paranaguá Bay, Polychaeta 17524; in dorsal view (7), in frontal view with tentacular branches in detail (8), in ventral view with ventrolateral ocelli partially covered by the collar (9). Scale bars: 3 mm (7), 2 mm (8), and 1.5 mm (9).
Figures 5-6 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figures 5-6 - Owenia caissara sp. n. from Paranaguá Bay, Polychaeta 17525; lateral view showing the three body regions: tentacular crown, thorax, and abdomen (5), cephalic region in dorsal view showing dark brown pigmentation at the base and near the apex of tentacles in one specimen fixed in 70% alcohol (6). Scale bars: 1 mm (5), 1.4 mm (6).
Figures 1-4 from: Silva L, Lana P (2017) Owenia caissara sp. n. (Annelida, Oweniidae) from Southern Brazil: addressing an identity crisis. Zoologia 34: 1-11. https://doi.org/10.3897/zoologia.34.e12623
Figures 1-4 - Measurements of morphological traits, maximum length of tentacular crown (A), Collar length (B), Thorax length (C). Redrawn from Martin et al. (2006). (2-3) Hook in lateral and apical view, distance between the tip of shaft and teeth ventral margin (X), distance starting from the hook base to the ventral margin of the teeth ends (Y), distance between the manubrium ventral face and teeth distal dorsal face (Z), dorsal and ventral shift of the teeth (W). L1: tangent from the teeth top edge. L2: tangent from the teeth bottom margin. L3: tangent from the shoulder ventral margin. L4: manubrium direction observed in the ventral position. Redrawn modified from Martin et al. (2006). (4) Median section of a capillary notochaeta indicating the meaning of measures A, B, C, and D taken on scales. A: Distance from the free end until the widest scale part. B: Distance from the widest scale part to where it is completely overlapped by two adjacent scales. C: Longest distance between the ends of two successive scales. D: Maximum scale width at which point A and B intersect. Redrawn from Koh and Bhaud (2003).
Figure 14 in Phylogeny of Oweniidae (Polychaeta) based on morphological data and taxonomic revision of Australian fauna
Figure 14. Distribution of Australian oweniids except for members of genus Owenia.
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