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110 results for “Chloeia”
Fig. 5 in Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 5. Female variation of Phymaturus fiambala sp. nov. Character 140 (1): presence of a scapular yellow to grey spot (females); character 180 (1): females or/and juvenile with transversal lighter stripes (whitish) over their backs; character 183 (2): flank color in females yellow (Photos: M. Quipildor).
Fig. 3 in Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 3. (A) Details of the head in a female of Phymaturus fiambala sp. nov. (MCN-UNSa 2123); (B) newborn P. fiambala sp. nov. (IBIGEO 5770); (C) ventral view of females of P. laurenti; (D) females of P. denotatus. Character 35 (number of precloacal pores in males) 112 (row of precloacal pores); character 138 (1) presence of enlarged postcloacal scales in males; character 156 (1) preocular scale small separated from canthal by another scale; character 165 (1) three to seven enlarged scales on the anterior border of the auditory meatus; character 166 (0) enlarged scales on the anterior border of auditory meatus projected posteriorly over the ear opening (Photos: M. Quipildor).
Fig. 1 in Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 1. (A) Dorsal view of the holotype of Phymaturus fiambala sp. nov. IBIGEO 5756. (B) Ventral view of the same specimen (Photos: M. Quipildor).
Fig. 2 in Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 2. (A) Dorsal view of a female of Phymaturus fiambala sp. nov. IBIGEO 5763. (B) Ventral view of the same specimen (Photos: M. Quipildor).
Fig. 4 in Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 4. Homogeneous pattern and color of males of Phymaturus fiambala sp. nov. Character 124 (0): sides and dorsum of head melanism of mature males absent; character 111 (0): anterior gular fold absent; character 108 (1): presence of enlarged scales on posterior gular fold; character 113 (1): presence of supernumerary precloacal pores; character 139 (1): presence of a scapular yellow to grey spot in males; character 172 (1): dorsal melanism of neck incomplete over the mid vertebral line (Photos: M. Quipildor); character 116 (0): Throat of males immaculate; character 138 (1): Presence of enlarged postcloacal scales in males.
Fig. 7 in Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 7. Phylogenetic relationships recovered for the mallimaccii subclade of the Phymaturus palluma group. (A) based on all available DNA sequences of the genbank (P. aguanegra and P. sp. lar not included because the lack of data). (B) based on a combined data set of DNA sequences and morphology. We updated morphological information on the new species and other nine species and added 15 new characters to Lobo et al. (2016) and Hibbard et al. (2019) original data sets. Values under branches are Jackknife support calculated TNT v1.5. Running the analysis with only DNA sequences P. fiambala sp. nov. is basal to the remaining species of the antofagastensis lineage.
Fig. 9 in Chloeia incerta de Quatrefages 1866
Fig. 9. Vas deferens of male staged N. indica showing A. spermatophores and secretory epithelial wall (CS: 3 µm; Haematoxylin-Eosin) (1000 X), B. spermatophores (LS: 3 µm; Haematoxylin-Eosin) (400 X), C. association of spermatophore tails with the secretory epithelial layer (1000 X) (insetenlarged view); semithin section D. (1000 X) and electron micrograph E. showing concentric layered fibrous tissue associated with the wall of the vas deferens (arrow) (1400 X). F. Oviduct. sp- spermatophore, t- tail, Oo- oocytes, t1- type 1 epithelial cell, t2- type 2 epithelial cell, n- epithelial cell nucleus, w- epithelial wall.
Fig. 8 in Chloeia incerta de Quatrefages 1866
Fig. 8. Electron micrographs of ovary during male stages of N. indica A. previtellogenic oocytes associated with follicle cells (1900 X); B. previtellogenic oocytes showing ribosome associated nuclear membrane (6800 X); C. different types of follicle cells (1900 X); D. follicle cell cytoplasm showing RER and protruded plasma membrane (arrow) (23000 X); E. follicle cell cytoplasmic vesicle fused with the plasma membrane (23000 X); F. Wall of the ovary at male stage. Oo- oocytes, fc- follicle cell, n- nucleus, nl- nucleolus, r- ribosomes, m- mitochondria, nm- nuclear membrane, ol- oolemma fc1- follicle cell type 1, fc2- follicle cell type 2, n- follicle cell nucleus, c- follicle cell cytoplasm, sv- secretory vesicle, ggolgi.
Fig. 7 in Chloeia incerta de Quatrefages 1866
Fig. 7. Histological and histochemical observation of ovarian germ cells and oocytes (N. indica) during male phase of N. indica. (LS: 4 µm; Haematoxylin-Eosin; 1000 X) A. germ cells (in M1); B. spermatophore and germ cells (in M1); C. follicle cells enveloping the oocytes (in M2); D. oocytes (in late M3); semithin LS: 1 µm; methylene blue showing E. spermatophores (M1) (400 X); F. follicle cells, previtellogenic oocytes and spermatophores (M2 1000 X); G. bulged ovarian wall (arrow) (400 X); H. ovarian wall showing involution (M2) (arrow) (400 X). g- germ cells, spspermatophore, Oo- oocytes, fc- follicle cells. sp- spermatophore, t- tail, Oo- oocytes, fc1- follicle cell type 1, fc2- follicle cell type 2, n- nucleus, ssperm, w- wall.
Fig. 5 in Chloeia incerta de Quatrefages 1866
Fig. 5. Electron micrographs of testis in male stage of N. indica showing A. spermatocyte (arrow) at meiotic stage (equatorial plate formation) (2900 X), B. somatic accessory cells (2900 X), C extracellular tubules and nuclei of spermatozoa (6800 X), D. tails of spermatozoa showing striations and central lumen (13000 X), E. clustered spermatophore tails (13000 X), F. spermatophore associated with somatic accessory cells (4800 X), G. somatic accessory cell cytoplasm showing cell organelles (30000 X), H. head of spermatozoon (13000 X). sac- somatic accessory cell, sc- spermatocyte, c- somatic accessory cell cytoplasm, n- somatic accessory cell nucleus, n- somatic accessory cell nucleus, t- spermatophore tail, tstransverse striations, m- mitochondria, RER- Rough endoplasmic reticulum, l- lumen, n- nucleus, l- lumen, h- head, cr- chromatin, ect- extracellular tubules, a- acrosome.
Fig. 3 in Chloeia incerta de Quatrefages 1866
Fig. 3. Histological section of testicular lobes (t1, t2, t3) of male N. indica (LS: 3 µm, Haematoxylin-Eosin) depicting asynchrony in spermatogenesis (1000 X) A. t1 showing spermatocytes and spermatophores; B. t1 showing the association between spermatophores and somatic accessory cells; C. t2 showing spermatocytes at pachytene stage and spermatogonia; D. t3 showing spermatocytes at equatorial plate forming stage of meiosis (arrow), spermatid and somatic accessory cells. sp - spermatophore, sc- spermatocytes, sac- somatic accessory cells, sg- spermatogonia, sd- spermatid.
Fig. 2 in Chloeia incerta de Quatrefages 1866
Fig. 2. Norileca indica – hermaphroditic gonad in male stages. A. anterior gonad showing the connection between the testis lobes and the ovary (200 X); B. testis (M1) showing spermatogonia (1000 X); C. testis (M2) showing spermatocytes at equatorial plate forming stage of meiosis and somatic accessory cells (1000 X); D. spermatocytes at different meiotic stages (1000 X) (semithin LS: 1 µm; Methylene blue). Testes showing E. regionalization of germ cells undergoing spermatogenesis and spermiogenesis (M3) (200 X); F. spermiogenesis (arrow showing elongation of spermatid nucleus) (1000 X); G. somatic accessory cell types (1000 X); H. somatic accessory cell, spermatophores and spermatozoa (400 X). t1, t2, t3 - testis lobes 1-3, Oo- oocyte, w- wall, psg- primary spermatogonia, ssg- secondary spermatogonia, sc- spermatocyte, sac- somatic accessory cell, oovary, fc- follicle cell, sac- somatic accessory cell, sd- spermatid, sc- spermatocyte, n- nucleus, sp- spermatophore, s- spermatozoa, sac 1, sac 2, sac 3 - somatic accessory cell types 1-3, w- wall, M- muscle.
Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A. Norileca indica – male; B. paired structure of gonad (20 X); C-E. Gonad in different male stages (C: M1, D: M2, E: M3) (40 X); F. testes lobes showing different staged cells and germarium. t1, t2, t3- testis lobes 1-3, oovary, od- oviduct, vd- vas deferens, avd- anterior vas deferens, pvd- posterior vas deferens, Oo- oocytes, sp- spermatophore, ag- androgenic gland.
Fig. 4. N. indica male A in Chloeia incerta de Quatrefages 1866
Fig. 4. N. indica male A. spermatophores (unstained) (100 X); B. methylene blue stained single spermatophore (200 X); C. spermatophore heads showing positivity to methylene blue (1000 X); D. spermatophore (unstained) (1000 X); E. spermatozoon showing distinct nucleus, acrosome and tail (1000 X); F. spermatophores (Haematoxylin-Eosin) (400 X); G. spermatophore heads showing positivity to basic fuchsin (1000 X); H. spermatophore showing positivity to bromophenol blue (1000 X); I. spermatophore heads showing positivity to Sudan Black (1000 X). sp- spermatophore, t- tail, aacrosome, n- nucleus, h- head.
Linked collectors and determiners for: Revision of Chloeia Savigny in Lamarck, 1818 (Annelida, Amphinomidae).
Natural history specimen data linked to collectors and determiners held within, "Revision of Chloeia Savigny in Lamarck, 1818 (Annelida, Amphinomidae)". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/751096f2-4b5b-43c3-9748-4d07afe044c3">https://bionomia.net/dataset/751096f2-4b5b-43c3-9748-4d07afe044c3</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/751096f2-4b5b-43c3-9748-4d07afe044c3">https://gbif.org/dataset/751096f2-4b5b-43c3-9748-4d07afe044c3</a>. Formatted as a Frictionless Data package.
Fig. 6 in Fig. 3 in Fig. 1. Norileca indica and its protandrous hermaphroditic reproductive system. A in Chloeia incerta de Quatrefages 1866
Fig. 6. Monthly prevalence of N. indica along the Malabar Coast of Kerala during the study period.
Fig. 6 in Chloeia incerta de Quatrefages 1866
Fig. 6. Histology of ovary in male stages (M1, M2, M3). A. prestaged M1 ovary B. M1 ovary.
FIGURE 12. Chloeia pseudeuglochis Augener, 1922. A in Revision of Chloeia Savigny in Lamarck, 1818 from tropical American seas (Annelida, Amphinomidae)
FIGURE 12. Chloeia pseudeuglochis Augener, 1922. A. Non-relaxed, living specimen from Oaxaca (UMAR 224), dorsal view. B. Same, ventral view. C. Anterior end, dorsal view. D. Prostomium and caruncle. E. Pigmentation pattern from median segments. F. Pointed neurochaeta from chaetiger 10. G. Furcate neurochaeta from same chaetiger. H. Pointed notochaeta from same chaetiger. I. Notochaeta from same chaetiger. A) Specimen from Gulf of California, B–H) holotype (Li: lips, LL: lateral lobes, MA: median antenna, ML: median lobe, Pa: palps, PA: paired antennae). Scale bars: A–C, 1 mm; D, 2 mm; E, F, 20 μm; G, H, 50 μm (Photos: A, B: Tulio Villalobos).
FIGURE 7 in Revision of Chloeia Savigny in Lamarck, 1818 from tropical American seas (Annelida, Amphinomidae)
FIGURE 7. Chloeia nuriae sp. n., holotype (EMU 13145). A. Dorsal view, recently collected. B. Anterior end, dorsal view. C. Prostomium and caruncle. D. Neurochaeta from first chaetiger. E. Neurochaeta from same chaetiger 10. F. Notochaetae from first chaetiger. G. Notochaeta from chaetiger 10. H. Pigmentation pattern from median segments. I. Posterior end with cirriform lobes. A, D–I. Holotype; B, C. Paratypes (ADC: accessory cirriform branchiae, Br: bipinnate branchiae, DC: dorsal cirri, Li: lips, LL: lateral lobes, MA: median antenna, ML: median lobe, Pa: palps, PA: paired antennae). Scale bars: A, 5 mm; B, C, 1 mm; D, 20 μm; E, 15 μm; F, G, 50 μm; H, 2 mm; I, 0.5 mm.
FIGURE 6 in Revision of Chloeia Savigny in Lamarck, 1818 from tropical American seas (Annelida, Amphinomidae)
FIGURE 6. Chloeia flava (Pallas, 1766). A. Illustration of complete specimen from Pallas (1766). B. Anterior end, dorsal view. C. Pigmentation pattern from median segments (Photo: Elizabeth Borda). D. Neurochaeta from median chaetigers. E–G. Notochaetae, black arrows indicate position of spurs (Li: lips, LL: lateral (plicated basal) lobes, MA: median antenna, ML: median (plicate) lobe, Pa: palps, PA: paired antennae). Scale bars: B, 2 mm; C, 1 mm; D–F, 20 μm; G, 10 μm.
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