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50 results for “Opecoelidae”
FIGURES 4–7 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)
FIGURES 4–7. Tellervotrema beringi (Mamaev, 1965) from the giant grenadier, Albatrossia pectoralis. 4. Whole specimen, ventral view. 5. Composite drawing of male terminal genitalia, ventral view. 6. Cirrus-sac showing straight distal portion running anterior to ventral sucker, dorsal view. 7. Cirrus-sac showing markedly curved distal portion running anterior to ventral sucker, ventral view. Abbreviations: C, cecum; E, egg; EJ, ejaculatory duct; EP, excretory pore; GP, genital pore; M, metraterm; OS, oral sucker; OV, ovary; P, pharynx; PP, pars prostatica; SV, seminal vesicle; T, testes; U, uterus; V, vitelline follicles; VS, ventral sucker. Scale-bars: 4, 550 µm; 5, 230 µm; 6, 200 µm; 7, 460 µm.
FIGURES 15–19. 15. Ventral view showing 0 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)
FIGURES 15–19. 15. Ventral view showing 0 vitelline gaps in specimen of Tellervotrema beringi (Mamaev, 1965) from the giant grenadier, Albatrossia pectoralis. 16. Ventral view of vitelline gaps (3) distributed randomly (diagonal gap running anterosinistral to ventral sucker; horizontal gap on right side just posterior to ventral sucker; horizontal gap on left side displaced longitudinally to level of testes) in specimen of T. beringi from Coryphaenoides sp. 17. Ventral view of eggs showing conspicuous knob or boss on one pole of each from specimen of T. beringi from A. pectoralis. 18–19. Ventral views of 4- and 3- lobed ovary from T. armstrongi Gibson & Bray, 1982 from the common Atlantic grenadier, Nezumia aequalis. Abbreviations: C, cecum; O, oesophagus; OV, ovary; T, testes; U, uterus; V, vitelline follicles; VS, ventral sucker. Scale-bars: 15, 600 µm; 16, 280 µm; 17, 80 µm; 18, 150 µm; 19, 100 µm.
FIGURES 1–3 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)
FIGURES 1–3. Tellervotrema armstrongi Gibson & Bray, 1982 from the common Atlantic grenadier, Nezumia aequalis. 1. Whole specimen, ventral view. 2. Composite drawing of male terminal genitalia, ventral view. 3. Composite drawing of oötype region, ventral view. Abbreviations: C, cecum; CS, cirrus-sac; E, egg; EP, excretory pore; GP, genital pore; L, Laurer's canal; M, Mehlis' gland; MT, metraterm; OS, oral sucker; OV, ovary; P, pharynx; PP, pars prostatica; SR, seminal receptacle; SV, seminal vesicle; T, testes; U, uterus; V, vitelline follicles; VD, vitelline duct; VR, vitelline reservoir; VS, ventral sucker. Scale-bars: 1, 600 µm; 2, 155 µm; 3, 180 µm.
FIGURES 1–4. Neolebouria capoori n in A new species of Neolebouria Gibson, 1976 (Opecoelidae: Plagioporinae) from the whitecheek monocle bream, Scolopsis vosmeri (Perciformes: Nemipteridae), from the Panjim coast at Goa, with a checklist of parasites previously reported from this fish
FIGURES 1–4. Neolebouria capoori n. sp. from the whitecheek monocle bream, Scolopsis vosmeri (Bloch) (Perciformes: Nemipteridae). 1. Ventral view of fully mature adult. 2. Composite drawing of cirrus sac and seminal vesicle with the distal end of uterus and metraterm showing the location of the genital pore, ventral view. 3. Egg showing the boss. 4. Composite drawing of the female genital complex, ventral view. Abbreviations: AT, anterior testis; B, boss; C, cecum; E, excretory vesicle; ES, esophagus; GP, genital pore; L, Laurer's canal; O, oötype; OD, oviduct; OS, oral sucker; OV, ovary; P, pharynx; PT, posterior testis; S, seminal receptacle; SV, seminal vesicle; U, uterus; VF, vitelline follicle; VS, ventral sucker.
FIGURES 1–3 in Re-evaluation of Tellervotrema katadara (Kuramochi, 2001) Kuramochi, 2009 (Opecoelidae: Plagioporinae) and supplementary morphological data for T. beringi (Mamaev, 1965) Gibson & Bray, 1982 with new host and locality
FIGURES 1–3. Tellervotrema katadara (Kuramochi, 2001) Kuramochi, 2009 from the bathygadine macrourid Gadomus colletti Jordan & Gilbert. 1. Holotype specimen, ventral view. 2. Male terminal genitalia of holotype specimen, ventral view. 3. Oötype region of holotype specimen, ventral view (Note: Mehlis' gland cells illustrated dorsal to all features for ease of observation; vitelline ducts are ventral to Laurer's canal but illustrated dorsal to view opening of latter; vitelline reservoir not observed in holotype, but vitelline material seen entering oviduct within duct from vitelline reservoir [Vr]). Abbreviations: At, anterior testis; C, cecum; Cp, cirrus pouch; E, egg; Ep, excretory pore; Ev, excretory vesicle; Gp, genital pore; Lc, Laurer's canal; M, metraterm; Mg, Mehlis' gland; O, ovary; Oes, oesophagus; Os, oral sucker; Ov, oviduct; P, pharynx; Pc, prostate gland-cells; Pp, pars prostatica; Pt, posterior testis; Sr, seminal receptacle; Sv, seminal vesicle; U, uterus; V, vitelline follicles; Vd, vitelline duct; Vr, vitelline reservoir; Vs, ventral sucker. Scale-bars: 1, 305 µm; 2, 190 µm; 3, 155 µm.
FIGURES 4–6 in Re-evaluation of Tellervotrema katadara (Kuramochi, 2001) Kuramochi, 2009 (Opecoelidae: Plagioporinae) and supplementary morphological data for T. beringi (Mamaev, 1965) Gibson & Bray, 1982 with new host and locality
FIGURES 4–6. Tellervotrema beringi (Mamaev, 1965) Gibson & Bray, 1982 from the longfin grenadier, Coryphaenoides longifilis Günther. 4. Composite drawing of whole specimen, dorsal view (Note: Ceca are dorsal to features herein but are illustrated ventral for ease of observation). 5. Male terminal genitalia, ventral view. 6. Composite drawing of oötype region, dorsal view (Note: Oviduct is ventral to transverse vitelline ducts but illustrated dorsal to view former). Abbreviations: At, anterior testis; C, cecum; Cp, cirrus pouch; Dsc, dark-stained cells; E, egg; Ep, excretory pore; Ev, excretory vesicle; Gp, genital pore; Lc, Laurer's canal; M, metraterm; Mg, Mehlis' gland; O, ovary; Oes, oesophagus; Os, oral sucker; Ov, oviduct; P, pharynx; Pc, prostate gland-cells; Pp, pars prostatica; Pt, posterior testis; Sr, seminal receptacle; Sv, seminal vesicle; U, uterus; V, vitelline follicles; Vd, vitelline duct; Vr, vitelline reservoir; Vs, ventral sucker. Scale-bars: 4, 350 µm; 5, 185 µm; 6, 135 µm.
FIGURES 4–6. Podocotyle pearsei Manter, 1934 in Podocotyle nimoyi n. sp. (Digenea: Opecoelidae: Plagioporinae) and a re-description of Podocotyle pearsei Manter, 1934 from five species of deep-sea macrourids from the Gulf of Mexico and Caribbean Sea
FIGURES 4–6. Podocotyle pearsei Manter, 1934 from the bullseye grenadier, Bathygadus macrops, doublethread grenadier, Gadomus arcuatus, and western softhead grenadier, Malacocephalus occidentalis. 4. Whole specimen, ventral view. 5. Male terminal genitalia, dorsal view. 6. Composite drawing of proximal female system, dorsal view (uterus drawn ventral to all features for ease of observation). All drawings were produced using standard conventions while observing whole-mounted individuals, and they include either complete illustrations in a single plane or composite illustrations in multiple planes using multiple specimens. Abbreviations: AT, anterior testis; C, cecum; CP, cirrus pouch; E, esophagus; EG, egg; EV, excretory vesicle; GP, genital pore; LC, Laurer's canal; MG, Mehlis' gland; O, ovary; OS, oral sucker; P, pharynx; PG, pharyngeal gland cells; PGC, prostatic gland cells; PP, pars prostatica; PT, posterior testis; SR, seminal receptacle; SV, seminal vesicle; U, uterus; V, vitelline follicles; VR, vitelline reservoir; VS, ventral sucker.
FIGURES 1–3. Podocotyle nimoyi n in Podocotyle nimoyi n. sp. (Digenea: Opecoelidae: Plagioporinae) and a re-description of Podocotyle pearsei Manter, 1934 from five species of deep-sea macrourids from the Gulf of Mexico and Caribbean Sea
FIGURES 1–3. Podocotyle nimoyi n. sp. from the pugnose grenadier, Sphagemacrurus grenadae, and the common Atlantic grenadier, Nezumia aequalis. 1. Holotype specimen, ventral view. 2. Composite drawing of male terminal genitalia, dorsal view (left cecum drawn ventral to distal end of male and female systems for ease of observation). 3. Composite drawing of proximal female system, dorsal view. All drawings were produced using standard conventions while observing whole-mounted individuals, and they include either complete illustrations in a single plane or composite illustrations in multiple planes using multiple specimens. Abbreviations: AT, anterior testis; C, cecum; CP, cirrus pouch; E, esophagus; ED, ejaculatory duct; GP, genital pore; LC, Laurer's canal; M, metraterm; MG, Mehlis' gland; O, ovary; OS, oral sucker; P, pharynx; PP, pars prostatica; PT, posterior testis; SR, seminal receptacle; SV, seminal vesicle; U, uterus; V, vitelline follicles; VD, vitelline duct; VR, vitelline reservoir; VS, ventral sucker.
FIGURE 1 in An updated concept and revised composition for Hamacreadium Linton, 1910 (Opecoelidae: Plagioporinae) clarifies a previously obscured pattern of host-specificity among species
FIGURE 1. Hamacreadium mutabile specimen SI NMNH IZ #1402929 collected by Dr M. J. Andres from Lutjanus griseus in the Gulf of Mexico. Ventral perspective of (a) adult worm, (b) terminal genitalia and (c) ovarian complex. Abbreviations: C, caecum; Cs, cirrus-sac; E, egg; Ep, excretory pore; Ev, excretory vesicle; Ga, genital atrium; Gp, genital pore; Lc, Laurer's canal; Mg, Mehlis' gland; Mp, male pore; O, ovary; Oes, oesophagus; Oo, ootype; Os, oral sucker; P, pharynx; Pp, pars prostatica; Sr, seminal receptacle; Sv, seminal vesicle; T, testis; U, uterus; Vd, vitelline duct; Vf, vitelline follicles; Vr, vitelline reservoir; Vs, ventral sucker. Scale: 1000 µm, 300 µm, 300 µm.
FIGURE 5 in An updated concept and revised composition for Hamacreadium Linton, 1910 (Opecoelidae: Plagioporinae) clarifies a previously obscured pattern of host-specificity among species
FIGURE 5. Reproduction with modification of type illustration for (a) Hamacreadium morgani Baz, 1946 and (b) Hamacreadium phyllorchis (Bilqees, 1976) Cribb, 2005. Abbreviations: C, caecum; Cs, cirrus-sac; Ep, excretory pore; Ev, excretory vesicle; Gp, genital pore; O, ovary; Oes, oesophagus; Os, oral sucker; P, pharynx; T, testis; U, uterus; Vf, vitelline follicles; Vs, ventral sucker. Scale: 1000 µm, 1000 µm.
FIGURE 4 in An updated concept and revised composition for Hamacreadium Linton, 1910 (Opecoelidae: Plagioporinae) clarifies a previously obscured pattern of host-specificity among species
FIGURE 4. Reproduction with modification of type illustrations for (a) Hamacreadium longivesiculum (Yamaguti, 1952) n. comb. and (b) Hamacreadium lutiani (Shen, 1990) n. comb. Abbreviations: C, caecum; Cs, cirrus-sac; Ep, excretory pore; Ev, excretory vesicle; Gp, genital pore; O, ovary; Oes, oesophagus; Os, oral sucker; P, pharynx; T, testis; U, uterus; Vf, vitelline follicles; Vs, ventral sucker. Scale: 1000 µm, 1000 µm.
FIGURE 3 in An updated concept and revised composition for Hamacreadium Linton, 1910 (Opecoelidae: Plagioporinae) clarifies a previously obscured pattern of host-specificity among species
FIGURE 3. Reproduction with modification of type illustrations for (a) Hamacreadium interruptum Nagaty, 1941 and (b) Hamacreadium lethrini Yamaguti, 1934. Abbreviations: C, caecum; Cs, cirrus-sac; Ep, excretory pore; Ev, excretory vesicle; Gp, genital pore; O, ovary; Oes, oesophagus; Os, oral sucker; P, pharynx; T, testis; U, uterus; Vf, vitelline follicles; Vs, ventral sucker. Scale: 1000 µm, 1000 µm.
FIGURE 2 in An updated concept and revised composition for Hamacreadium Linton, 1910 (Opecoelidae: Plagioporinae) clarifies a previously obscured pattern of host-specificity among species
FIGURE 2. Reproduction with modification of type illustrations for (a) Hamacreadium cribbi Bray & Justine, 2016 and (b) Hamacreadium hainanense Shen, 1990. Abbreviations: C, caecum; Cs, cirrus-sac; Ep, excretory pore; Ev, excretory vesicle; Gp, genital pore; O, ovary; Oes, oesophagus; Os, oral sucker; P, pharynx; T, testis; U, uterus; Vf, vitelline follicles; Vs, ventral sucker. Scale: 1000 µm, 1000 µm.
FIGURES 1–2. Podocotyle pearsei Manter, 1934 in Occurrence of Podocotyle Dujardin, 1845 (Opecoelidae, Podocotylinae) in three species of deep-sea macrourids from the Gulf of Mexico and Caribbean Sea with an updated key to species and host-parasite checklist
FIGURES 1–2. Podocotyle pearsei Manter, 1934 from the Vaillant's grenadier, Bathygadus melanobranchus, and Podocotyle sp. 1 from the Western Atlantic grenadier, Nezumia atlantica. 1. P. pearsei, whole specimen, ventral view. 2. Podocotyle sp. 1, whole specimen, dorsal view (redrawn from Armstrong 1974, Fig. 19; uterus drawn dorsal to ovary for ease of observation). Abbreviations: AT, anterior testis; C, cecum; CP, cirrus pouch; E, esophagus; EG, egg; EV, excretory vesicle; GP, genital pore; O, ovary; OS, oral sucker; P, pharynx; PG, pharyngeal gland cells; PT, posterior testis; SR, seminal receptacle; SV, seminal vesicle; T, testes; U, uterus; V, vitelline follicles; VR, vitelline reservoir; VS, ventral sucker.
FIGURES 3–4 in Occurrence of Podocotyle Dujardin, 1845 (Opecoelidae, Podocotylinae) in three species of deep-sea macrourids from the Gulf of Mexico and Caribbean Sea with an updated key to species and host-parasite checklist
FIGURES 3–4. Podocotyle sp. 2 from the Western Atlantic grenadier, Nezumia atlantica, and Podocotyle sp. 3 from Bathygadus favosus. 3. Podocotyle sp. 2, whole specimen, dorsal view (redrawn from Armstrong 1974, Fig. 20). 4. Podocotyle sp. 3, whole specimen, ventral view. Abbreviations: AT, anterior testis; C, cecum; CP, cirrus pouch; E, egg; ES, esophagus; EV, excretory vesicle; GP, genital pore; O, ovary; OS, oral sucker; P, pharynx; PT, posterior testis; SR, seminal receptacle; SV, seminal vesicle; U, uterus; V, vitelline follicles; VR, vitelline reservoir; VS, ventral sucker.
FIGURE 11 in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURE 11. Bayesian analysis of ssrDNA (a) and lsrDNA (b) constructed using MrBayes under the GTR+I (ssrDNA) and GTR+G (lsrDNA) models. Analyses were run for 5,000,000 generations, with 4,000,000 generations discarded as burnin. The branch-length scale bar indicates number of substitutions per site. GenBank accession numbers are given.
FIGURES 8–9. Buticulotrema thermichthysi n in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURES 8–9. Buticulotrema thermichthysi n. sp. 8. Ventral view of holotype. 9. terminal genitalia. Abbreviations: C, caecum; E, Egg; ED, male duct - presumably ejaculatory duct; GP, genital pore; M, metraterm; Ov, ovary; PP, pars prostatica; SV, seminal vesicle; T, testis; U, uterus; V, vitelline follicle. Scale-bars: 8, 9, 200 µm.
FIGURE 10 in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURE 10. Bayesian analysis of the concatenated ssr+lsrDNA dataset, constructed using MrBayes under the GTR+I (ssrDNA) and GTR+G (lsrDNA) models. Analyses were run for 5,000,000 generations, with 4,000,000 generations discarded as burnin. The branch-length scale bar indicates number of substitutions per site. GenBank accession number, hosts and localities are given. In cases where only one GenBank number is given, ssrDNA sequences were not available.
FIGURES 5–7. Caudotestis ventichthysi n in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURES 5–7. Caudotestis ventichthysi n. sp. Horizontal sections. 5. Overall view. 6. Showing cirrus-sac (cs). 7. With internal seminal vesicle indicated (isv). Scale-bars: 5, 200 µm; 6, 7, 100 µm.
FIGURES 1–4. 1. Biospeedotrema jolliveti n in New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species
FIGURES 1–4. 1. Biospeedotrema jolliveti n. sp. ventral view of holotype. 2. Biospeedotrema parajolliveti n. sp., ventral view of holotype. 3. Biospeedotrema biospeedoi n. sp. a. Ventral view of holotype. b, c. Illustration of variation in body-shape. 4. Caudotestis ventichthysi. n. sp. Ventral view of holotype, cirrus-sac obscured by eggs. Abbreviations: C, caecum; CS, cirrussac; E, egg; Ov, ovary; T, testis; V, vitelline follicle. Scale-bars: 1, 3a, b, c, 4, 200 µm; 2, 100 µm.
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