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625 results for “Tricladida”
Fig. 5 in A new species of freshwater flatworm (Platyhelminthes, Tricladida, Dendrocoelidae) inhabiting a chemoautotrophic groundwater ecosystem in Romania
Fig. 5. Dendrocoelum obstinatum Stocchino & Sluys, sp. nov. A. Holotype (ZMA V.Pl. 7264.1), microphotograph of gregarine protozoans in a gut diverticulum. B. Specimen from the Movile Cave, microphotograph of a nematode infecting the bulb of the adenodactyl (ZMA V.Pl. 7265.2). C. Holotype, microphotograph of the mass of sperm inside the copulatory bursa with the rod-like structures. D. Specimen from the Limanu well, microphotograph of the mass of sperm inside the copulatory bursa, with a multilayered concentric organization of the circular structures (ZMA V.Pl. 7269.1).
Fig. 3 in A new species of freshwater flatworm (Platyhelminthes, Tricladida, Dendrocoelidae) inhabiting a chemoautotrophic groundwater ecosystem in Romania
Fig. 3. Dendrocoelum obstinatum Stocchino & Sluys, sp. nov., holotype (ZMA V.Pl. 7264.1). A. Sagittal reconstruction of the female copulatory apparatus (anterior to the left). B. Sagittal reconstruction of the male copulatory apparatus (anterior to the left). Only the terminal portions of the spermiducal vesicles are drawn. C. Sagittal reconstruction of the male copulatory apparatus with the cervix-like protrusion (anterior to the left).
Fig. 2 in A new species of freshwater flatworm (Platyhelminthes, Tricladida, Dendrocoelidae) inhabiting a chemoautotrophic groundwater ecosystem in Romania
Fig. 2. Dendrocoelum obstinatum Stocchino & Sluys, sp. nov. Sketch of the ventral view of a preserved (Bouin's fluid) specimen from Movile Cave.
Fig. 1 in A new species of freshwater flatworm (Platyhelminthes, Tricladida, Dendrocoelidae) inhabiting a chemoautotrophic groundwater ecosystem in Romania
Fig. 1. Geographic distribution of freshwater planarians of the genus Dendrocoelum recorded from Romania. ▲: unspecified locality of D. lacteum Müller, 1774. Rectangular inset (bottom) corresponds with enlarged area, showing the collection sites of D. obstinatum Stocchino & Sluys, sp. nov. indicated by blue stars (see also Table 1).
Linked collectors and determiners for: ' Endless forms most beautiful': taxonomic revision of the planarian Geoplana vaginuloides (Darwin, 1844) and discovery of numerous congeners (Platyhelminthes: Tricladida).
Natural history specimen data linked to collectors and determiners held within, "' Endless forms most beautiful': taxonomic revision of the planarian Geoplana vaginuloides (Darwin, 1844) and discovery of numerous congeners (Platyhelminthes: Tricladida)". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/9dd11965-9958-4665-aef8-d4b9d8d458f0">https://bionomia.net/dataset/9dd11965-9958-4665-aef8-d4b9d8d458f0</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/9dd11965-9958-4665-aef8-d4b9d8d458f0">https://gbif.org/dataset/9dd11965-9958-4665-aef8-d4b9d8d458f0</a>. Formatted as a Frictionless Data package.
Figure 7 in Endemic freshwater planarians of Sardinia: Redescription of Dugesia hepta (Platyhelminthes, Tricladida) with a comparison of the Mediterranean species of the genus
Figure 7. Dugesia hepta: light micrograph sections through the copulatory apparatus. (A) Frontal section showing the ejaculatory duct opening laterally on the right with respect to the apex of the penis papilla. Haematoxylin eosin. (B) Transverse section of the penis papilla protruding in the atrium. Note the dorsal position of the ejaculatory duct and the spermatophore in the lumen. Heidenhain's iron haematoxylin. (C) Transverse section of the ejaculatory duct surrounded by numerous glands. Alcian blue. (D) Transverse section of the atrium with spermatophores in the lumen. Note shell glands opening in its centre-lateral area. Haematoxylin eosin. (E) Detail of the atrium showing luminal epithelium. Transverse section. (F) Transverse section of numerous cement glands. (E, F) Heidenhain's iron haematoxylin.
Figure 6 in Endemic freshwater planarians of Sardinia: Redescription of Dugesia hepta (Platyhelminthes, Tricladida) with a comparison of the Mediterranean species of the genus
Figure 6. Dugesia hepta: light micrograph sections through the copulatory apparatus. (A) transverse section of the penial fold and the penis bulb. Note both vasa deferentia opening in the seminal vesicle. (B) Detail of the penial fold of glandular type. Transverse section. (C) Detail of the penis bulb showing the bulb glands. Transverse section. (A–C) Heidenhain's iron haematoxylin.
Figure 4. Dugesia hepta. DIZAB Pla 3.6 in Endemic freshwater planarians of Sardinia: Redescription of Dugesia hepta (Platyhelminthes, Tricladida) with a comparison of the Mediterranean species of the genus
Figure 4. Dugesia hepta. DIZAB Pla 3.6. Frontal reconstruction of the copulatory apparatus (anterior is to the top).
Figure 5 in Endemic freshwater planarians of Sardinia: Redescription of Dugesia hepta (Platyhelminthes, Tricladida) with a comparison of the Mediterranean species of the genus
Figure 5. Dugesia hepta. Light micrograph sections through the copulatory apparatus. (A) Transverse section of the bursa copulatrix. Note the false seminal vesicles. Heidenhain's iron haematoxylin. (B) Transverse section of the bursal canal. Pasini. (C) Sagittal section showing the penis bulb containing the seminal vesicle, the penis papilla with the ejaculatory duct, the penial fold localized between the penis bulb and the penis papilla. Note a spermatophore in the atrium. Haematoxylin eosin.
Figure 3. Dugesia hepta. Neotype DIZAB Pla 3.1 in Endemic freshwater planarians of Sardinia: Redescription of Dugesia hepta (Platyhelminthes, Tricladida) with a comparison of the Mediterranean species of the genus
Figure 3. Dugesia hepta. Neotype DIZAB Pla 3.1. Sagittal reconstruction of the copulatory apparatus (anterior is to the right).
Figure 1 in Endemic freshwater planarians of Sardinia: Redescription of Dugesia hepta (Platyhelminthes, Tricladida) with a comparison of the Mediterranean species of the genus
Figure 1. Dugesia hepta. Geographic range in four hydrographic basins in NW Sardinia: (A) Rio Mannu di Portotorres ; ( B ) River Silis ; (C) River Coghinas ; (D ) River Temo. Type locality in the Rio Sorgenti San Martino is
Figures 22–24 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 22–24. Procerodella cervix. (22) V.Pl. 953.22, photomicrograph of whole mounted specimen. (23) Freehand sketch of preserved specimen. (24) V.Pl. 953.18, photomicrograph of eye lens.
Figures 28–30 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 28–30. Procerodes plebeius and Uteriporus pacificus? (28) P. plebeius, V.Pl. 954.2, photomicrograph of penial papilla. (29) U. pacificus?, sagittal reconstruction of the copulatory apparatus (from Poljakova, 1991: figure 15B; labels adapted according to current terminology). (30) U. pacificus, specimen BC 7-5 (ZMA), photomicrograph of horizontal section of the receptacular duct; anterior to the left.
Figures 17–19 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 17–19. Procerodella asahinai. (17) Photograph of preserved specimen. (18) V.Pl. 952.2, photomicrograph of eye cup with lens. (19) V.Pl. 952.17, photomicrograph of whole mounted specimen.
Figures 14–16 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 14–16. Obrimoposthia wandeli and Procerodella asahinai. (14) O. wandeli, V.Pl. 951.2, photomicrograph of whole mount. (15) O. wandeli, V.Pl. 951.3, photomicrograph of sagittal section through the copulatory apparatus. (16) P. asahinai, photograph of the pond on Hegura-jima Island.
Figures 4–6 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 4–6. Miroplana paulula. (4) Photograph of a live specimen. (5) V.Pl. 949.1, dorsal view of whole mount. (6) QM G 222883, transverse section.
Figures 9–12 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 9–12. Miroplana trifasciata? (9) Freehand sketch of preserved specimen. (10) Specimen from the Tamagawa River. (11) V.Pl. 950.1, sagittal section. (12) V.Pl. 950.1, sagittal reconstruction of the copulatory apparatus.
Figures 7, 8 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 7, 8. Miroplana paulula. (7) QM G 222882, sagittal reconstruction of the penis papilla. (8) QM G 222882, sagittal reconstruction of the female copulatory apparatus.
Figure 31 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figure 31. Map of species richness on an equal area grid map from the Worldmap program. Maximum richness shown in black and minimum in light grey, with intermediate scores grouped into grey-scale classes of approximately equal numbers of grid cells. Numbers within cells denote number of species recorded within that grid cell.
Figures 2, 3 in Biodiversity of marine planarians revisited (Platyhelminthes, Tricladida, Maricola)
Figures 2, 3. Foviella affinis. (2) V.Pl. 948.3, sagittal section of the copulatory apparatus. (3) V.Pl. 948.3, sagittal section through eye cup with lens.
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