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Fig. 8 in Morphological observations on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala, Polymorphidae)

Fig. 8. LM micrographs of genital spines of a ♀ Corynosoma strumosum (HWML 39481–1158-2) from a grey seal, Halichoerus grypus, from the archipelago of Åland (Finland). a. Posterior of trunk. b. Enlargement of rectangular region in subfigure a.

Fig. 7 in Morphological observations on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala, Polymorphidae)

Fig. 7. SEM micrographs of Corynosoma strumosum from grey seals, Halichoerus grypus, in the Swedish Baltic Sea. a. ♂, whole worm, ventro-lateral view, from the Bothnian Sea, Uppland, Östhammar. b. Ventral spination on the hind-trunk of a ♂ restricted to one-third of its length only. c. Proboscis of a ♂, lateral view, showing the spineless neck and the arrangement of the hooks. d. Posterior end of a ♂ showing the extended copulatory bursa.

Fig. 5 in Morphological observations on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala, Polymorphidae)

Fig. 5. SEM micrographs of Corynosoma semerme from grey seals, Halichoerus grypus, in the Swedish Baltic Sea. a. ♀, entire worm, ventro-lateral view, from the Bothnian Sea, Hälsingland, Stocka. Spines cover the entire ventral surface of the hind-trunk. b. ♂, whole worm, ventral view, from the Bothnian Sea, Hälsningland, Stocka. Ventral spination of the entire hind-trunk and numerous genital spines. c. Proboscis of a ♀, ventral view, showing the arrangement of the hooks. d. Base of proboscis of a ♀, lateral view, showing the spineless neck and the posterior and middle series of hooks. e. Anterior end of proboscis of a ♀ showing the bare tip. f. Trunk spines of the fore-trunk of a ♂, ventral view. g. Posterior end of a ♀ showing the trunk-spines that extend over the ventral surface as far as the gonopore. h. Posterior end of a ♂ with numerous genital spines.

Fig. 4 in Morphological observations on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala, Polymorphidae)

Fig. 4. LM micrographs showing posterior end of Corynosoma magdaleni from a grey seal, Halichoerus grypus, from the archipelago of Åland (Finland). a. ♂ showing everted bursa and genital spine (arrows) (HWML 39480–1041-3). b. ♀ (HWML 39480–1141-2).

Fig. 5 in Morphology, molecular characterization and phylogeny of Bolbosoma nipponicum Yamaguti, 1939 (Acanthocephala: Polymorphidae), a potential zoonotic parasite of human acanthocephaliasis

Fig. 5. Phylogenetic relationships of representatives of the family Polymorphidae using Bayesian inference based on the 18S + ITS +28S + cox1 sequence data. Centrorhynchus clitorideus (Polymorphida: Centrorhynchidae) was chosen as outgroup. Bayesian posterior probabilities values> 0.70 are shown in the phylogenetic tree.

Fig. 4 in Morphology, molecular characterization and phylogeny of Bolbosoma nipponicum Yamaguti, 1939 (Acanthocephala: Polymorphidae), a potential zoonotic parasite of human acanthocephaliasis

Fig. 4. Phylogenetic relationships of representatives of the family Polymorphidae using maximum likelihood method based on the 18S + ITS +28S + cox1 sequence data. Centrorhynchus clitorideus (Polymorphida: Centrorhynchidae) was chosen as outgroup. Bootstrap values> 50 are shown in the phylogenetic tree.

Fig. 3 in Morphology, molecular characterization and phylogeny of Bolbosoma nipponicum Yamaguti, 1939 (Acanthocephala: Polymorphidae), a potential zoonotic parasite of human acanthocephaliasis

Fig. 3. Scanning electron micrographs of Bolbosoma nipponicum collected from Callorhinus ursinus (Linnaeus) (Carnivora: Otariidae) in St. Paul Island, Alaska. A: anterior part of male; B: trunk spines; C: proboscis; D: hooks.

Fig. 2 in Morphology, molecular characterization and phylogeny of Bolbosoma nipponicum Yamaguti, 1939 (Acanthocephala: Polymorphidae), a potential zoonotic parasite of human acanthocephaliasis

Fig. 2. Photomicrographs of Bolbosoma nipponicum collected from Callorhinus ursinus (Linnaeus) (Carnivora: Otariidae) in St. Paul Island, Alaska. A: anterior part of male; B: proboscis; C: posterior part of male; D: posterior part of female.

Fig. 1 in Morphology, molecular characterization and phylogeny of Bolbosoma nipponicum Yamaguti, 1939 (Acanthocephala: Polymorphidae), a potential zoonotic parasite of human acanthocephaliasis

Fig. 1. Bolbosoma nipponicum collected from Callorhinus ursinus (Linnaeus) (Carnivora: Otariidae) in St. Paul Island, Alaska. A: female; B: hooks; C: proboscis; D: male; E: trunk spines; F: testes and cement-glands; G: poster part of female. Scale bars: A, D = 1000 μm; B = 100 μm; C = 200 μm; E = 50 μm; F, G = 500 μm.

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Data on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala: Polymorphidae) from Baltic grey (Halichoerus grypus) and ringed seals (Pusa hispida)

Open the record for dataset details and reuse information.

opennotspecifiedSep 2019View details →

FIGURES 1–7. Polymorphus trochus. Fig. 1. A in Redescription and new records of Polymorphus trochus (Van Cleave, 1945) (Polymorphida: Polymorphidae), in Mexico

FIGURES 1–7. Polymorphus trochus. Fig. 1. A complete female; the receptacle ends where the trunk begins, the cerebral ganglion is located in the middle of the receptacle; notice the genital papilla in the final part of the body. Fig. 2. Eggs: mature, with shell in the middle part and polar prolongations (right side) and immature (left side). Fig. 3. Detailed female reproductive system: uterine bell (A), selector aparatus (B), uterus (C), vagina (D), vaginal sphincter (E) and genital papilla (F). Fig. 4. A complete male with everted bursa with radius, the receptacle reaches the most bulging part of the trunk, the cerebral ganglion is in the middle of this structure. Fig. 5. Complete row of longitudinal hooks, with 12 hooks; note that the hooks in the middle are the largest and that the apical and basal hooks are of similar size. Fig. 6. Details of the male everted proboscis. Fig. 7. Details of the female everted proboscis.

FIGURE 3 in First record of Hexaglandula corynosoma (Travassos, 1915) Petrochenko, 1958 (Acanthocephala: Polymorphidae) in intermediate and definitive hosts in Mexico

FIGURE 3. Cystacanth of Hexaglandula corynosoma from Uca spinicarpa, Progreso lagoon system, Yucatán. Scale bar = 0.1 mm.

FIGURE 2 in First record of Hexaglandula corynosoma (Travassos, 1915) Petrochenko, 1958 (Acanthocephala: Polymorphidae) in intermediate and definitive hosts in Mexico

FIGURE 2. Scanning electron microscopy of adult forms of Hexaglandula corynosoma; A. Anterior end showing proboscis and trunk spines, B. Proboscis. Scale bars: A = 250 µm; B. = 100 µm.

FIGURE 1 in First record of Hexaglandula corynosoma (Travassos, 1915) Petrochenko, 1958 (Acanthocephala: Polymorphidae) in intermediate and definitive hosts in Mexico

FIGURE 1. Adult of Hexaglandula corynosoma from Nyctanassa violacea, Ría Lagartos, Yucatán. Scale bar = 0.1 mm

FIGURE 4. Maximum parsimony cladogram depicting phylogenetic relationships among 11 isolates representing 4 in First record of Hexaglandula corynosoma (Travassos, 1915) Petrochenko, 1958 (Acanthocephala: Polymorphidae) in intermediate and definitive hosts in Mexico

FIGURE 4. Maximum parsimony cladogram depicting phylogenetic relationships among 11 isolates representing 4 species of polymorphids. Numbers in internodes represent bootstrap support values for the Neighbor-Joining and Parsimony analyses, respectively. * = Cystacanth of Hexaglandula corynosoma.

opennotspecifiedDec 2011View details →

FIGURES 5–8. Polymorphus fulicai n in A new species of Polymorphus Lühe, 1911 (Acanthocephala: Polymorphidae) in Black Coot, Fulica atra (Aves: Rallidae), Pakistan

FIGURES 5–8. Polymorphus fulicai n. sp. 5. Photograph showing entire female; 6. Photograph showing trunk, cuticular spines, lemnisci, proboscis receptacle and testes; 7. Proboscis of female; 8. Proboscis of male.

opennotspecifiedDec 2011View details →

FIGURES 1–4. Polymorphus fulicai n in A new species of Polymorphus Lühe, 1911 (Acanthocephala: Polymorphidae) in Black Coot, Fulica atra (Aves: Rallidae), Pakistan

FIGURES 1–4. Polymorphus fulicai n. sp. 1. Entire female; 2. Entire male; 3. Proboscis enlarged; 4. Proboscis hooks of male and female. Scale bars: 1 and 2, 0.5 mm; 3, 0.1 mm; 4, 0.05 mm.

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Fig. 6 in Morphological observations on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala, Polymorphidae)

Fig. 6. Variation in the morphology and size of copulatory caps found on ♀ Corynosoma semerme from a ringed seal, Pusa hispida, in the Swedish Baltic Sea. Images are maximum intensity projections of confocal image stacks. The copulatory caps show strong autofluorescence when excited with a 405 nm laser. All scalebars represent 200 µm.

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Fig. 3 in Morphological observations on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala, Polymorphidae)

Fig. 3. SEM micrographs of Corynosma magdaleni from grey seals, Halichoerus grypus, in the Swedish Baltic Sea. a. ♀, entire worm, ventro-lateral view, from the Bothnian Bay, Norrbotten, Luleå. Ventral spination extends over more than half the length of the hind-trunk. b. Proboscis of a ♀ showing the spineless neck and the arrangement of the hooks. c. Posterior end of a ♂ showing the extended copulatory bursa. d. Posterior end of a ♀ in which the gonopore has been retracted into the gential vestibule.

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Fig. 2 in Morphological observations on three Baltic species of Corynosoma Lühe, 1905 (Acanthocephala, Polymorphidae)

Fig. 2. Schematic diagram of praesoma and trunk of a male of Corynosoma semerme illustrating the length measurements recorded from all three species of Coryonosma; internal organs except proboscis receptacle excluded. 1 = fore-trunk. 2 = hind-trunk. 3 = proboscis. 4 = neck. 5 = proboscis receptacle.