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273 results for “Hirudinida”
Figure 2. Motena Cave. A in Trocheta ariescornuta n. sp. (Annelida, Hirudinida: Erpobdellidae) - a new cavernicolous leech from Motena Cave in Georgia
Figure 2. Motena Cave. A - plan; B - profile, (redrawn from Tatashidze et al. 2009, the black circle shows the point of capture of the specimens of Trocheta ariescornuta n. sp.); C - view of the cave entrance from outside; D - view from the cave to outside.
Figure 7. Trocheta ariescornuta n in Trocheta ariescornuta n. sp. (Annelida, Hirudinida: Erpobdellidae) - a new cavernicolous leech from Motena Cave in Georgia
Figure 7. Trocheta ariescornuta n. sp. (paratype, schematized), reproductive system. a - atrium; b - ovisacs; c - vasa deferentia; d - testisacs.
Figure 5 in First record of Hemiclepsis marginata (O.F.Müller, 1773) (Hirudinida: Glossiphoniidae) from the Ferghana Valley, Uzbekistan
Figure 5. Minimum spanning network of COI haplotypes of Hemiclepsis marginata, including the newly generated unique sequence from Uzbekistan (5). Bars on branches represent mutation steps. Haplotype numbers correspond to those in Table 1.
Figure 3 in First record of Hemiclepsis marginata (O.F.Müller, 1773) (Hirudinida: Glossiphoniidae) from the Ferghana Valley, Uzbekistan
Figure 3. Natural habitats of Hemiclepsis marginata marginata: A, Balikkul spring; B, Kaynarbulak spring; D, Uchtepa spring; D, leeches on a stone (photo by Kh. Solijonov).
Figure 2 in First record of Hemiclepsis marginata (O.F.Müller, 1773) (Hirudinida: Glossiphoniidae) from the Ferghana Valley, Uzbekistan
Figure 2. Hemiclepsis marginata marginata: A, dorsal view; B, ventral view; C, eyes; D, posterior sucker; E, juvenile leech (photo by Kh. Solijonov), F, fixed sample (photo by A. Utevsky).
Figure 1 in First record of Hemiclepsis marginata (O.F.Müller, 1773) (Hirudinida: Glossiphoniidae) from the Ferghana Valley, Uzbekistan
Figure 1. Geographic distribution of Hemiclepsis marginata in the Ferghana Valley, Uzbekistan (based on a 10x10 km UTM grid).
Figure 4 in First record of Hemiclepsis marginata (O.F.Müller, 1773) (Hirudinida: Glossiphoniidae) from the Ferghana Valley, Uzbekistan
Figure 4. Phylogenetic relationships of Hemiclepsis marginata from the Ferghana Valley (Uzbekistan) inferred using the maximum likelihood optimality criterion. The analysis is based on a dataset consisting of the newly generated COI sequence of the Uzbekistan leech and previous GenBank sequences. Both ultrafast bootstrapping and SH-like approximate likelihood-ratio test (SHaLRT) values are provided for branches. The newly generated sequence is highlighted in bold, while the entire clade of H. marginata (H. marginata marginata) is highlighted in blue.
Figures 2. Dina prokletijaca n in Glossiphonia balcanica n. sp. and Dina prokletijaca n. sp. (Hirudinida: Glossiphoniidae, Erpobdellidae) - two new leeches from Montenegro and Kosovo
Figures 2. Dina prokletijaca n. sp., holotype: A = dorsal view; B = lateral view; C = Habitus: left – D. prokletijica n. sp., holotype; right – D. montana, Štavna, Montenegro.
Figures 3. Dina prokletijaca n in Glossiphonia balcanica n. sp. and Dina prokletijaca n. sp. (Hirudinida: Glossiphoniidae, Erpobdellidae) - two new leeches from Montenegro and Kosovo
Figures 3. Dina prokletijaca n. sp., paratype: A = internal anatomy (Abbreviations: a, atrium; b, ovarian sacks; c, vas deferens; d, testisacs). B-C = atrium: B = ventral view, C = ventrolateral view.
Figure 1. Glossiphonia balcanica n in Glossiphonia balcanica n. sp. and Dina prokletijaca n. sp. (Hirudinida: Glossiphoniidae, Erpobdellidae) - two new leeches from Montenegro and Kosovo
Figure 1. Glossiphonia balcanica n. sp., paratype A = dorsal view; B = ventral view; C = cranial sucker; D = eyes. Photographs: E = G. balcanica n. sp., holotype, dorsal view (inset: eyes). F = G. nebulosa, spring Toplla, Kosovo, dorsal view (insets: left – eyes, right - cranial sucker).
Linked collectors and determiners for: First record of Orobdella kawakatsuorum (Hirudinida: Arhynchobdellida: Erpobdelliformes) from Kunashir Island, Kuril Islands.
Natural history specimen data linked to collectors and determiners held within, "First record of Orobdella kawakatsuorum (Hirudinida: Arhynchobdellida: Erpobdelliformes) from Kunashir Island, Kuril Islands". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/c21fb84e-d228-46ec-a3a0-d90beedd3ea3">https://bionomia.net/dataset/c21fb84e-d228-46ec-a3a0-d90beedd3ea3</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/c21fb84e-d228-46ec-a3a0-d90beedd3ea3">https://gbif.org/dataset/c21fb84e-d228-46ec-a3a0-d90beedd3ea3</a>. Formatted as a Frictionless Data package.
Fig. 7. Neighbour-joining tree for 422 in A new species of Tritetrabdella (Hirudinida: Hirudiniformes: Haemadipsidae) from northern Indochina
Fig. 7. Neighbour-joining tree for 422 amino acid alignment positions of mitochondrial cytochrome c oxidase subunit I corresponding peptide sequences. Numbers on nodes indicate bootstrap values.
Fig. 6. Bayesian inference tree for 5,179 in A new species of Tritetrabdella (Hirudinida: Hirudiniformes: Haemadipsidae) from northern Indochina
Fig. 6. Bayesian inference tree for 5,179 bp alignment positions of nuclear 18S rRNA and 28S rRNA and mitochondrial cytochrome c oxidase subunit I markers. Numbers on nodes indicate bootstrap values for maximum likelihood and Bayesian posterior probabilities.
Fig. 4 in A new species of Tritetrabdella (Hirudinida: Hirudiniformes: Haemadipsidae) from northern Indochina
Fig. 4. Tritetrabdella longiducta, new species, holotype (CUMZ 5100). A, ventral view of somites XI and XII; B, dorsal view of reproductive system including ventral nervous system; C, dorsal view of male median reproductive system including positions of ganglia XI–XV; D, left lateral view of schematic drawing of male median reproductive system; E, dorsal view of female reproductive system including positions of ganglia XII–XIV; F, left lateral view of schematic drawing of female reproductive system. Abbreviations: at, atrium; cod, common oviduct; eb, ejaculatory bulb; ed, ejaculatory duct; ep, epididymis; fg, female gonopore; mg, male gonopore; od, oviduct; ov, ovisac; ts, testisac; vd, vaginal duct; vs, vaginal sac. Scale bars = 0.5 mm [A, E]; 1 mm [B, C].
Fig. 3 in A new species of Tritetrabdella (Hirudinida: Hirudiniformes: Haemadipsidae) from northern Indochina
Fig. 3. Tritetrabdella longiducta, new species, holotype (CUMZ 5100). A, dorsal view of somites I–VII; B, lateral view of somites I–VII; C, ventral view of somites I–VII; D, dorsal view of somites XXII–XXVII and caudal sucker; E, lateral view of somites XXI–XXVII and caudal sucker; F, ventral view of somites XXI, XXII and caudal sucker. Abbreviations: fr, friction ray; np, nephridiopore; phl, prehensile lobe; ra, respiratory auricle. Scale bars = 1 mm.
Fig. 2 in A new species of Tritetrabdella (Hirudinida: Hirudiniformes: Haemadipsidae) from northern Indochina
Fig. 2. Tritetrabdella longiducta, new species, holotype (CUMZ 5100). A, dorsal view; B, ventral view. Scale bar = 3 mm.
Figs. 25–30. Several glossiphoniid leeches. 25. Haementeria gracilis. 26 in Leech Collections from Chile Including Two New Species of Helobdella (Annelida: Hirudinida)
Figs. 25–30. Several glossiphoniid leeches. 25. Haementeria gracilis. 26. Theromyzon propinquium (live). 27. Helobdella duplicata. 28. Helobdella simplex. 29. Helobdella michaelseni. 30. Helobdella cordobensis.
Figs. 31–37. Helobdella wodzickiorum, n in Leech Collections from Chile Including Two New Species of Helobdella (Annelida: Hirudinida)
Figs. 31–37. Helobdella wodzickiorum, n.sp. 31. Two specimens demonstrating dorsal appearance and variability. 32. Ventral appearance. 33. Base of proboscis (p) at junction with esophagus (oe) where small salivary glands (arrowheads) surround the salivary ductule bundle (sd) draining parenchymal salivary cells. 34. Female (f) and male (m) gonopores on venter. 35. Gastric postcaeca (arrowheads) viewed ventrally. 36. Dorsal view of male median reproductive apparatus showing the prominent atria (a) and extremely long sperm ducts (d) for which the ascending and descending portions are markedly different in diameter (inset). 37. Elongate ovisacs (o).
Figs. 38–43. Helobdella pichipanan, n in Leech Collections from Chile Including Two New Species of Helobdella (Annelida: Hirudinida)
Figs. 38–43. Helobdella pichipanan, n.sp. 38. Ventral (top) surface of adult with 33 attached juveniles, and dorsal surface (bottom) of another adult. 39. Dorsal view of cephalic somites showing the position of the nuchal gland (arrow) and the subdivision of annuli (arrowheads). 40. Subdivision of annuli (arrowheads) in clitellar and midbody somites. 41. Median reproductive apparatus with diminutive atria (a), sperm ducts (d), and ovisacs (o). 42. Dissection of anterior somites revealing the long proboscis (p) and salivary ductule bundle (sd) draining parenchymal salivary cells (s). 43. Alimentary canal comprising the esophagus (oe), weakly defined gastric caeca (g), and intestinal caeca (arrowheads).
Figs. 7–14. Mesobdella gemmata. 7, 8, 9 in Leech Collections from Chile Including Two New Species of Helobdella (Annelida: Hirudinida)
Figs. 7–14. Mesobdella gemmata. 7, 8, 9. Live specimens from ChanChan Alto feeding on the second author. 10. Dorsal view of cephalic somites. 11. Lateral view of caudal somites in which no respiratory auricle is visible. 12. Dissection of clitellar somites revealing the median reproductive apparatus including the penis sheath (pe), epididymes (e), vaginal sac (v), and an ovary (o). 13. Female median reproductive apparatus exhibiting independent oviducts (arrowheads) and a small vaginal caecum (vc). 14. Male median reproductive apparatus showing the stout penis and sheath (pe) and associated epididymes (e).
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