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35 results for “Luciobarbus”
Fig. 11 in Luciobarbus capito
Fig. 11. Mothocya renardi (Bleeker, 1857): Female stage. Correlation between (A) ovarian cycle and brood development; (B) ovarian cycle and molt cycle.
Fig. 10 in Luciobarbus capito
Fig. 10. Mothocya renardi (Bleeker, 1857): Electron micrograph of the ovary during the previtellogenic stage. A, germinal zone (2900X); B, highly convoluted (arrows) ovarian wall (6800X); C, haemocytes in the ovary (4800X). Ow: ovarian wall, Gz: germinal zone, H: haemocytes.
Fig. 9 in Luciobarbus capito
Fig. 9. Mothocya renardi (Bleeker, 1857): Histological section of the ovary during the female stage. A, previtellogenic stage showing germinal zone and previtellogenic oocytes (20X); B, Vg1 stage (10X); C, Vg1 oocytes showing nucleus and follicle cells (100X); D, Vg3 oocytes (10X); E, Vg5 (4X); F, spent stage (40X). Oo: oocyte, Gz: germinal zone, N: nucleus, n: nucleolus, Fc: follicle cells, Fc1: follicle cell - 1, Fc2: follicle cell - 2, C: cytoplasm.
Fig. 5 in Luciobarbus capito
Fig. 5. Mothocya renardi (Bleeker, 1857): Ovary during the male phase. A, Semi thin section (LS; 1 µm; toluidine blue) showing germarium and previtellogenic oocytes encircled by follicle cells (100 X). B, Electron micrograph of ovary (LS; 0.5 µm) showing previtellogenic oocyte encircled by follicle cells (1400X). N: nucleus, n: nucleolus, Pm: plasma membrane, Oo: oocyte, Gz: germinal zone, Ow: ovarian wall, C: cytoplasm, Fc: Follicle cell, V: vacuole.
Fig. 1 in Luciobarbus capito
Fig. 1. Mothocya renardi (Bleeker, 1857): Reproductive system during the male phase. A, Hermaphroditic reproductive system showing testis lobes, ovary, vas deferens, and oviduct (4X); B, spermatophores: unstained (10X); C, spermatozoa: unstained (100X). O: ovary, TL: testis lobe, VE: vas deferens, OD: oviduct, AVD: anterior vas deferens, PVD: posterior vas deferens, S: spermatophore, T: tail, A: acrosome, H: head.
Fig. 8 in Luciobarbus capito
Fig. 8. Mothocya renardi (Bleeker, 1857): Reproductive system during the female phase. A, Ovary during the previtellogenic stage (4X); B, ovary during the previtellogenic stage showing oocytes (10X); C, ovary at Vg1 (4X); D, ovary at Vg2 connected with hepatopancreas (4X); E, ovary at Vg4 (4X); F. ovary during the spent stage (4X). O: ovary, TL: testis lobe, OD: oviduct, VD: vas deferens, Oo: oocyte, Gz: germinal zone, Op: ovarian pouch, Hp: hepatopancreas, Re: residual oocytes.
Fig. 4 in Luciobarbus capito
Fig. 4. Mothocya renardi (Bleeker, 1857): Electron micrograph of the testis lobes during the male phase: A1, Spermatocyte (4800X); A2, spermatids (9300X); A3, somatic accessory cells and portion of spermatophore (2900X); B1, cross section through spermatozoan head (4800X); B2, longitudinal section through spermatophore (4800X); B3, cross section through spermatozoan tail (6800X); C1, spermatozoan head region (6800X); C2, spermatozoan tail, acrosome and extracellular tubules (6800X); C3, spermatozoan acrosome and tail (18500X); D1, spermatozoan tail surrounded by extracellular tubules (11000X); D2, spermatozoan tail (30000X) showing transverse striations and central lumen (insight: wall of spermatozoan tail with double membrane); D3, a portion of spermatozoan tail showing central lumen filled with electron-dense granules (68000X). Sc: spermatocyte, N: nucleus, M: mitochondria, Pm: plasma membrane, Sd: spermatid, T: tail, H: head, Sac: somatic accessory cell, A: acrosome, Ect: extracellular tubule, Sz: spermatozoa, S: spermatophore, Edg: electron-dense granules, Ts: transverse striations, Dm: double membrane.
Fig. 2 in Luciobarbus capito
Fig. 2. Mothocya renardi (Bleeker, 1857): Testis lobe during the male phase. A–D, Semithin sections (CS; 1 µm: toluidine blue stained). A, Acini and androgenic gland (100X); B, wall showing muscle band (100X); C, somatic accessory cells and germ cells during different stages of maturation (40X); D, enlarged view showing somatic accessory cells (100X). E, Histological section (CS; 4 µm: haematoxylin-eosin) showing spermatogonial cells (100X). F, Primary and secondary spermatogonia (100X). Sc: spermatocytes, Sac: somatic accessory cell, W: wall, Ag: androgenic gland, M: muscle layer, SSg: secondary spermatogonia, Sg: spermatogonia, N: nucleus, Psg: primary spermatogonia.
Fig. 6 in Luciobarbus capito
Fig. 6. Mothocya renardi (Bleeker, 1857): Electron micrographs of the cross sections of the vas deferens during the male phase showing spermatophore. A, Head regions (3200X); B, tail regions (6800X); C, tail regions showing central lumen with electron-dense granules (30000X). N: nucleus, T: tail, H: head, Ect: extracellular tubule, S: spermatophore, Edg: electron-dense granules, L: lumen.
Fig. 3 in Luciobarbus capito
Fig. 3. Mothocya renardi (Bleeker, 1857): Histology of testis lobes during the male phase. A, Semithin section (LS; 1 µm: toluidine blue) showing spermatocytes during meiotic division. B–E, Cross sections (4 µm: haematoxylin-eosin) showing the spermatids during different maturation stages. Sc: spermatocytes, Sd: spermatid, ImS: immature spermatozoa, T: tail, N: nucleus, H: head, Sac: somatic accessory cell.
Fig. 7 in Luciobarbus capito
Fig. 7. Mothocya renardi (Bleeker, 1857): Reproductive system during the transitional phase. A, Reproductive system showing oocyte-filled ovary, spermatophore-filled vas deferens, and oviduct (4X); B, histological section (LS; 4 µm; hematoxylin-eosin) through vas deferens showing spermatophores (20X); C, histological section (LS; 4 µm; hematoxylin-eosin) through ovary showing yolky oocytes (20X). O: ovary, TL: testis lobe, OD: oviduct, AVD: anterior vas deferens, PVD: posterior vas deferens, Oo: oocyte, N: nucleus, n: nucleolus, Fc: follicle cell, S: spermatophore.
FIGURE 3 in Luciobarbus kottelati, a new species of barbel (Teleostei: Cyprinidae) from the Büyük Menderes River, Turkey, with rediagnose of L. lydianus
FIGURE 3. Ventral view of head of: a, Luciobarbus lydianus, FFR 452, 187 mm SL; b, L. kottelati, FFR 454, 152 mm SL.
FIGURE 2 in Luciobarbus kottelati, a new species of barbel (Teleostei: Cyprinidae) from the Büyük Menderes River, Turkey, with rediagnose of L. lydianus
FIGURE 2. Last simple dorsal-fin ray of: a, Luciobarbus lydianus, FFR 454, 157 mm SL; b, L. kottelati, FFR 452, 142 mm SL.
FIGURE 10. Luciobarbus species from the African Mediterranean basin. From the top. Luciobarbus leptopogon, FSJF 3284, 120 in Luciobarbus chelifensis and L. mascarensis, two new species from Algeria (Teleostei: Cyprinidae)
FIGURE 10. Luciobarbus species from the African Mediterranean basin. From the top. Luciobarbus leptopogon, FSJF 3284, 120 mm SL; Algeria: stream Meliji at Hammam Melouane; Luciobarbus rifensis, FSJF 3335, 220 mm SL; Morokko: Oued Laou near Chefchaouene; Luciobarbus setivimensis, FSJF 3292, 200 mm SL; Algeria: Oued Remila at inflow into Oued Soummam; Luciobarbus yahyaouii, FSJF 3313, 160 mm SL; Morocco: Oued Za near Guefaït.
FIGURE 9 in Luciobarbus chelifensis and L. mascarensis, two new species from Algeria (Teleostei: Cyprinidae)
FIGURE 9. Luciobarbus species from the African Mediterranean basin. From the top. Luciobarbus biscariensis, not preserved, 300 mm SL; Algeria: Oued El-Aboid above reservoir; Luciobarbus callensis, FSJF 3017, 250 mm SL; Tunisia: river below Zouitina reservoir; Luciobarbus guercifensis, FSJF 3311, 140 mm SL; Morocco: Oued Za near Guefaït.
FIGURE 5 in Luciobarbus chelifensis and L. mascarensis, two new species from Algeria (Teleostei: Cyprinidae)
FIGURE 5. Luciobarbus chelifensis, not preserved, about 150 mm SL; Algeria: Oued Sly west of Ouled Ben Abdelkader.
FIGURE 2 in Luciobarbus chelifensis and L. mascarensis, two new species from Algeria (Teleostei: Cyprinidae)
FIGURE 2. Records of Luciobarbus species examined in this study. Numbers correspond to materials examined listed below.
FIGURE 1 in Luciobarbus chelifensis and L. mascarensis, two new species from Algeria (Teleostei: Cyprinidae)
FIGURE 1. Phylogenetic relationships from NAmt (Cyt b and D-loop) of Luciobarbus species from the African Mediterranean basins, using Bayesian inference with posterior probability (PP); numbers left slash correspond to the bootstrap (BT) values.
FIGURE 4. Luciobarbus chelifensis, 1 in Luciobarbus chelifensis and L. mascarensis, two new species from Algeria (Teleostei: Cyprinidae)
FIGURE 4. Luciobarbus chelifensis, 1+5, RMCA 2016-024-P-0010, holotype, 129 mm SL; 2+6, RMCA 2016-024-P-0013, paratype, 126 mm SL; 3+7, RMCA 2016-024-P-0015, paratype, 107 mm SL; 4+8, RMCA 2016-024-P-0016, paratype, 102 mm SL; Algeria: Oued Sly west of Ouled Ben Abdelkader. Scale bars: 1–4 = 30 mm; 5–8 = 10 mm.
FIGURE 3. Luciobarbus chelifensis, 1, RMCA 2016-024-P-0010 in Luciobarbus chelifensis and L. mascarensis, two new species from Algeria (Teleostei: Cyprinidae)
FIGURE 3. Luciobarbus chelifensis, 1, RMCA 2016-024-P-0010, holotype (before preservation), 129 mm SL; 2, RMCA 2016-024-P-0013, paratype, 126 mm SL; 3, RMCA 2016-024-P-0015, paratype, 107 mm SL; 4, RMCA 2016-024-P-0016, paratype, 102 mm SL; Algeria: Oued Sly west of Ouled Ben Abdelkader. Scale bars = 30 mm.
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