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1,925 results for “Platyhelminthes”
Figure 1. A, Stenostomum amphotum. B, S. arevaloi. C, S. bicaudatum. D, S. ciliatum. E, S in A taxonomic revision of South American species of the genus Stenostomum O. Schmidt (Platyhelminthes: Catenulida) based on morphological characters
Figure 1. A, Stenostomum amphotum. B, S. arevaloi. C, S. bicaudatum. D, S. ciliatum. E, S. cryptops. Scale bars = 200 Mm.
Figure 11. A, T. denhartogi comb. nov. A1, 3 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 11. A, T. denhartogi comb. nov. A1, 3 copulatory organ; A2 bursal appendage (A1, 2 specimen from Curaçao; A3 specimen from New Caledonia). B, T. spinigerum sp. nov. B1 copulatory organ; B2 bursal appendage (from the holotype). Abbreviations: a-e, explained in text.
Figure 10 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 10. Copulatory organs and bursal appendages of the representatives of group 2. A, T. franki sp. nov. A1, 3 copulatory organ; A2, 4 bursal appendage (A1, 2 from the holotype; A3, 4 from a specimen from Kenya). B, T. armatum sp. nov. B1, 3 copulatory organ; B2, 4 bursal appendage (B1, 2 specimen from France; B3, 4 specimen from Curaçao). C, T. setigerum: C1 copulatory organ; C2 bursal appendage (specimen from Kenya). D, T. australis sp. nov. D1 copulatory organ; D2 bursal appendage (from the holotype). E, T. tori sp. nov. E1 copulatory organ; E2 bursal appendage (from the holotype).
Figure 9 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 9. Copulatory organ of the representatives of group 2. A, T. franki sp. nov. (specimen from Curaçao) B, T. armatum (specimen from Curaçao). C, T. setigerum (from the neotype). D, T. australis sp. nov. (from the holotype). E, T. galapagoensis sp. nov. (from the holotype; after Ehlers and Ax, 1974: fig. 13C). F, T. tori sp. nov. (from the holotype). Scale bars: A-D, F = 20 Mm.
Figure 7 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 7. Copulatory organs and bursal appendages of the representatives of group 1B, A, T. coronatum: A1 copulatory organ; A2 bursal appendage. (from the neotype). B, T. watsoni sp. nov. B1, 2 copulatory organ; B3 bursal appendage (B1 from the holotype; B2, 3 from the paratype). C, T. penicillatum: C1 copulatory organ; C2 bursal appendage (from the neotype). D, T. lilliei: D1, 3 copulatory organ; D2, 4 bursal appendage. [D1, 2 specimen from Australia; D3, 4 specimen from the USA (neotype = holotype of T. prytherchi)]. E, T. breitfussi: E1 copulatory organ; E2 bursal appendage; E3 section through the bursa and the bursal appendage (different specimens from Sweden; E2, 3 freehand drawings). F, T. mirabile: F1, 2 copulatory organ; F3 bursal appendage (F1, 3 from the neotype; F2 from another specimen from the Black Sea). G, T. nataschae sp. nov. G1 Copulatory organ; G2 Bursal appendage (from the holotype).
Figure 8. A in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 8. A, rostral spot in T. armatum (whole mounted specimen from Curaçao). B, dorsal stripe in T. setigerum (whole mounted specimen from Greece). C, bursal appendage of T. tori sp. nov. (from the paratype). D, constricted distal tubes of bursal appendage (arrow indicates constriction) in T. setigerum (specimen from Bermuda). E, copulatory organ of T. denhartogi comb. nov. (specimen from New Caledonia). F, copulatory organ of T. spinigerum sp. nov. (from the holotype). G, habitus of T. franki sp. nov. (live specimen from New Caledonia). H, bursal appendage of T. spinigerum sp. nov. (from the holotype). I, head region of T. franki sp. nov. showing both epidermal and subepidermal pigment (live specimen from New Caledonia). Scale bars: A, B = 200 Mm. C-F = 20 Mm. H = 10 Mm.
Figure 4 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 4. Schematic representation of the copulatory organ. A, theoretical diagram of a double-walled copulatory organ. B, diagram of the copulatory organ of the representatives of group 1. C, diagram of the stylet of the representatives of group 2. Abbreviations: mt, mantle; s, stylet.
Figure 6 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 6. Copulatory organs and bursal appendages of the representatives of group 1A. A, T. venenosum: A1, 3 copulatory organ; A2, 4 bursal appendage. (A1, 2 specimen from Norway, neotype; A3,4 specimen from Sardinia). B, T. messoplanoides: B1 copulatory organ; B2 bursal appendage. (from the holotype; after Artois et al., 2000).
Figure 5 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 5. Schematic representation of the copulatory organ of the representatives of group 2, showing the different number of spires (dashed lines indicate the location of the mantle plates). A, T. franki sp. nov. (1/ spire). B, T. armatum. (11/ 2 2 spires). C, T. setigerum. (21/ spires). D, T. australis sp. nov. (31/ spires). E, T. galapagoensis sp. nov. (41/ spires). F, 2 2 2 T. tori sp. nov. (51/ spires).
Figure 3 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 3. Reconstruction on sagittal sections of the genital system from the left hand side (T. franki sp. nov.). Abbreviations: ba, bursal appendage; bs, bursal stalk; bu, bursa; cga, common genital atrium; cop, copulatory organ; ds, spermatic duct; fd, female duct; fg, female glands; gp, common genital pore; n, nucleus; od, oviduct; ov, ovary; rh, rhabdite; sd, seminal duct; vg, prostate vesicle; vit, vitellary; vs, seminal vesicle.
Figure 2 in Revision of Trigonostomum Schmidt, 1852 (Platyhelminthes, Typhloplanoida, Trigonostomidae) with the description of seven new species
Figure 2. Reconstruction on sagittal sections of the rostral body end from the left hand side (T. franki sp. nov.). Abbreviations: cbm, circular body muscles; dil1–2, dilators of opening of antero-ventral invagination; e, eye; ecm, external circular pharyngeal muscles; elm, external longitudinal pharyngeal muscles; i, antero-ventral invagination; icm, internal circular pharyngeal muscles; ig, invagination glands; ilm, internal longitudinal pharyngeal muscles; ir, integument retractors; lbm, longitudinal body muscles; m, mouth; pc, prepharyngeal cavity; pg, pharynx glands; ppt, pharynx protractors; prt, pharynx retractors; ps, pigment stripe; rm, radial pharyngeal muscles; rr, retractors of antero-ventral invagination.
Figure 4 in Two new species of freshwater turbellarians of the family Typhloplanidae (Platyhelminthes: Rhabdocoela) from China
Figure 4. Mesostoma jilinensis Wang & Huang, sp. nov. A. Whole body, ventral view. B. Profile of reproductive system. Abbreviations: bc—copulatory bursa; cga—common genital atrium; dc—ductus communis; dee—ejaculatory duct; eg—egg; gg—prostate glands; gp—genital pore; m—mouth; ma—male atrium; od—oviduct; ov—ovary; pep—penis papilla; ph—pharynx; pp—prepharyngeal pit; rs—seminal receptacle; t—testis; vd—vitelloduct; vi—vitellarium; ut—uterus; vs—seminal vesicle. Scale bars: A = 200 μm; B = 50 μm.
Figure 5 in Two new species of freshwater turbellarians of the family Typhloplanidae (Platyhelminthes: Rhabdocoela) from China
Figure 5. The phylogenetic tree of a concatenated 18S+28S rDNA dataset generated by Bayesian Inference and Maximum Likelihood, with Bayesian posterior probability and Maximum likelihood bootstrap values indicated. The weakly supported clades have been collapsed.
Figure 3 in Two new species of freshwater turbellarians of the family Typhloplanidae (Platyhelminthes: Rhabdocoela) from China
Figure 3. Mesostoma jilinensis Wang & Huang, sp. nov. A. Free-living specimen in dark-field microscope, dorsal view. B–E. Photomicrographs of histological sections stained with modified Cason's Mallory Heidenhain stain. B. Longitudinal sections, showing male copulatory apparatus. C. Transaction, showing paired uteri, testes and seminal vesicle. D–E. Longitudinal sections, showing female copulatory apparatus. Abbreviations: bc—copulatory bursa; dee—ejaculatory duct; gg—prostate glands; gp—genital pore; m—mouth; ma—male atrium; ov—ovary; ph—pharynx; pp—prepharyngeal pit; rs—seminal receptacle; t—testis; ut—uterus; vs—seminal vesicle. Scale bars: A = 200 μm; B–E = 50 μm.
Figure 2 in Two new species of freshwater turbellarians of the family Typhloplanidae (Platyhelminthes: Rhabdocoela) from China
Figure 2. Phaenocora shenda Huang & Wang, sp. nov., reconstruction of the brain, pharynx and reproductive system. Abbreviations: b—brain; bi—intestine bursa; dgb—genito-bursal duct; dgi—burso intestinal duct; fgc—female genital canal; gp—genital pore; i— intestine; m—mouth; ov—ovary; pe—penis; ph—pharynx; sga—superior genital atrium; ut—uterus; vd—vitelloduct; vde—vas deferens; vs—seminal vesicle. Scale bar = 50 μm.
Figure 1 in Two new species of freshwater turbellarians of the family Typhloplanidae (Platyhelminthes: Rhabdocoela) from China
Figure 1. Phaenocora shenda Huang & Wang, sp. nov. A. Free-living individual with zoochlorellae, dorsal view. B. Free-living individual without zoochlorellae, dorsal view. C. An individual treated with histochemical localization of acetylcholinesterase. D–E. Photomicrographs of histological sections stained with hematoxylin and eosin. Abbreviations: b—brain; bi—intestine bursa; dgb—genito-bursal duct; dgi—burso-intestinal duct; eg—egg; fgc—female genital canal; gp—genital pore; i—intestine; pe—penis; ph—pharynx; t—testis; ut—uterus; vd—vitelloduct; vi—vitellarium; vid—vitelline duct; vs—seminal vesicle. Scale bars: A–C, E = 100 μm; D = 20 μm.
Fig. 1 in First discovery and a new species of Coelogynopora (Platyhelminthes, Proseriata) in the Southern Hemisphere
Fig. 1. Coelogynopora kenichii sp. nov. A. Live specimen. Scale bar = 250 µm. B. Schematic depiction of the head, showing the trilobate brain, the statocyst and the anterior intestinal diverticulum.
Fig. 4 in First discovery and a new species of Coelogynopora (Platyhelminthes, Proseriata) in the Southern Hemisphere
Fig. 4. Sclerotised copulatory system of Coelogynopora kenichii sp. nov. A. Schematic depiction of the stylet and the three pairs of spines (RMNH.VER.19980.p). B. Photomicrograph of the stylet and the three pairs of spines (RMNH.VER.19980.n). C. Photomicrograph of the distal portion of the three spines on one side of the stylet, showing their different morphologies (RMNH.VER.19980.o). Scale bars: A–B = 25 µm; C = 10 µm.
Fig. 3 in First discovery and a new species of Coelogynopora (Platyhelminthes, Proseriata) in the Southern Hemisphere
Fig. 3. Reconstruction of the reproductive complex of Coelogynopora kenichii sp. nov., based on a series of sagittal sections. For the sake of clarity, a single seminal vesicle and ovovitelline duct were drawn, and gland cells were omitted (RMNH.VER.19980.l). Scale bar = 30 µm.
Fig. 2 in First discovery and a new species of Coelogynopora (Platyhelminthes, Proseriata) in the Southern Hemisphere
Fig. 2. Posterior end of Coelogynopora kenichii sp. nov. in ventral view, from a whole mount (RMNH. VER.19980.a). Scale bar = 50 µm.
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.