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1,751 results for “molecular phylogenetics”
FIGURE 7. Bipalium rugiantrum. RMNH.VER.20258.a in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 7. Bipalium rugiantrum. RMNH.VER.20258.a (field number KSL2402). A. Schematic drawing of a live specimen based on the photograph published by Yamamoto et al. (2003, Fig. 32) and notes on the preserved specimen; scale bar not available; B. Photograph of the dorsal pattern at the prepharyngeal region of the preserved specimen; C. Schematic drawing of the ventral side, based on Yamamoto et al. (2003, Fig. 38) and notes on the preserved specimen
FIGURE 27. Diversibipalium marginatanigrum. RMNH.VER.21027.a in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 27. Diversibipalium marginatanigrum. RMNH.VER.21027.a (field number RS84). A. Photograph of live specimen; scale bar not available; B. Schematic drawing of the preserved specimen on its left side; dorsal dark band is not visible.
FIGURE 31. Diversibipalium contortolineatum. Photographs. A. Holotype RMNH.VER.21030.a in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 31. Diversibipalium contortolineatum. Photographs. A. Holotype RMNH.VER.21030.a (field number RS581.2), lateral view of its right side, and the smaller paratype RMNH.VER.21030.c (field number RS581.3) in dorsal view; B. Holotype RMNH.VER.21030.a (field number RS581.2), lateral view of its left side and partial view of the smaller paratype RMNH. VER.21030.c (RS581.3); C. Holotype RMNH.VER.21030.a (field number RS581.2) in dorsal view and the smaller paratype RMNH.VER.21030.c (field number RS581.3) on its ventral side; D. Holotype RMNH.VER.21030.a (field number RS581.2) with dorsal view of the head and anterior end, and ventral view of the median part of the body; E. Paratype RMNH.VER.21030. b (field number RS581.1), anterior part of the body in lateral view of its right side; F. Paratype RMNH.VER.21030.b (field number RS581.1), dorsal view of the posterior half of the body.
FIGURE 30. Diversibipalium duplalaticlavium. RMNH.VER.21029.a in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 30. Diversibipalium duplalaticlavium. RMNH.VER.21029.a (field number RS580). A. Schematic drawing of the posterior part of the specimen after it accidentally broke into two parts. Anterior to the left.; B. Photograph of posterior part of the preserved specimen; C. Photograph of entire preserved specimen on its left side. The clear budge posterior to the white patches may correspond to the copulatory apparatus (cap?). Asterisks highlight white dorsal patches. Curly brackets indicate the part where mucus is not covering the body and the true brownish colouration can be distinguished.
FIGURE 6. Bipalium rhytidoantrum. RMNH.VER.20257.1 in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 6. Bipalium rhytidoantrum. RMNH.VER.20257.1 (field number KSL2401). Sagittal reconstruction (A) and photomicrograph of sagittal section (B) of the copulatory apparatus; anterior to the right.
FIGURE 26. Umbotectum flagellum. A in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 26. Umbotectum flagellum. A. Drawing of the anterior part of the preserved specimen; modified after de Beauchamp (1940). B. Reconstruction of the copulatory apparatus; modified after de Beauchamp (1940). Asterisk (*) indicates the characteristic flagellum present in this species.
FIGURE 29. Diversibipalium duplalaticlavium. RMNH.VER.21029.a in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 29. Diversibipalium duplalaticlavium. RMNH.VER.21029.a (field number RS580). Photographs. A. Dorsal view of preserved specimen; most of the specimen is covered by a mucus layer but at the posterior part the real brownish colouration can be distinguished; B. Dorsal view of the anterior part of the head; C. Ventral view.
FIGURE 3 in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 3. Calibrated tree on the basis of the ribosomal gene 18S, including a large number of representatives of the phylum Platyhelminthes. Calibration points (CP) indicated with filled blue circles on the nodes. Yellow bars represent highest posterior density (HPD) 95% confidence intervals for the estimated ages of the nodes. In this tree, Bornean Diversibipalium species D. contortolineatum (RMNH.VER.21030.b, field number RS581.1) and D. duplalaticlavium (RMNH.VER.21029.a, field number RS580) are set as sister to the rest of the Bipaliinae.
FIGURE 5. Bipalium rhytidoantrum. RMNH.VER.20257.1 in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 5. Bipalium rhytidoantrum. RMNH.VER.20257.1 (field number KSL2401). A and B. Photomicrographs of sagittal sections of the anterior part, showing various anatomical features; anterior to the right.
FIGURE 1 in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 1. Approximate native distribution (in yellow) of the subfamily Bipaliinae, modified from von Graff (1899) and Ogren et al. (1992). Localities of new species described in the present paper are indicated with numbers: 1) Bipalium rhytidoantrum; 2) B. rugiantrum; 3) Humbertium ithorense; 4) Novibipalium rhynchophorum; 5) Umbotectum capitofalcatum; 6) U. t-maculatum; 7) U. flagellum; 8) Diversibipalium marginatanigrum; 9) D. castaneum; 10) D. cephalolacteum; 11) D. contortolineatum; 12) D. duplalaticlavium. Introduced species (present worldwide, excepting Antarctica) have been excluded from the map.
FIGURE 4. Bipalium rhytidoantrum. A in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 4. Bipalium rhytidoantrum. A. Schematic drawing of a live specimen based on a photograph published by Yamamoto et al. (2003, Fig. 28) and on notes and drawings of the preserved specimen (B and C); scale bar not available; B and C. Schematic drawing of the dorsal side of the anterior (B) and posterior (C) parts of preserved holotype specimen RMNH.VER.20256.a (field number KSL2401). A small piece between these two parts was used for DNA extraction.
FIGURE 2. A in Molecular phylogenetics facilitates the first historical biogeographic analysis of the hammerhead worms (Platyhelminthes: Tricladida: Bipaliinae), with the description of twelve new species and two new genera
FIGURE 2. A. Bayesian phylogenetic tree obtained from three concatenated genes (COI, 18S, 28S), including most of the species described in the present work, plus other Bipaliinae representatives available from GenBank. Supports of Bayesian Inference (Posterior Probability) as well as Maximum Likelihood (Bootstrap) indicated at the nodes (PP/BS), with filled black circles denoting full support (1/100). Scale bar: substitutions per site. Geographic names in red in the right-hand column indicate that the species have been introduced into these regions and that the original distributional range is unknown, excepting D. multilineatum, which probably originates from Japan. Note that taxonomic assignment to the genus Bipalium has been restricted to those species from Japan that are anatomically similar to the type species B. fuscatum; B. Summary of the basic topology of the tree.
FIGURE 5. 50 in A new species of Ecitonides Wasmann, 1894 (Coleoptera: Staphylinidae: Paederinae) from Peru and phylogenetic placement of the genus based on molecular data
FIGURE 5. 50% majority rule consensus tree from the Bayesian phylogenetic analysis of molecular data. Posterior probabilities are given at the respective nodes.
FIGURE 6 in A new species of Ecitonides Wasmann, 1894 (Coleoptera: Staphylinidae: Paederinae) from Peru and phylogenetic placement of the genus based on molecular data
FIGURE 6. RoguePlots showing support for the placement of the Ecitonides constanceae sp. nov. Colour key represents the percentage of trees that Ecitonides constanceae was sister to a particular taxon.
FIGURE 4. A in A new species of Ecitonides Wasmann, 1894 (Coleoptera: Staphylinidae: Paederinae) from Peru and phylogenetic placement of the genus based on molecular data
FIGURE 4. A. Distribution maps of all species of Ecitonides. B. Surrounding habitat of E. costanceae sp. nov. C. Light sheet at which the E. costanceae sp. nov. was collected.
FIG. 3 Bayesian phylogenetic tree inferred from 18S in Morphological and Molecular Characterization of Two New and Two Already Known Species of the Genus Pallisentis (Acanthocephala: Quadrigyridae) from India with an Update in Key to the Species
FIG. 3 Bayesian phylogenetic tree inferred from 18S rRNA marker of the four newly generated sequences representing four species and sequence data set of genus Pallisentis from database. The numerical values near internal nodes represent Bayesian posterior probability values
FIG. 4 Bayesian phylogenetic tree inferred from ITS1–5.8S–ITS2 in Morphological and Molecular Characterization of Two New and Two Already Known Species of the Genus Pallisentis (Acanthocephala: Quadrigyridae) from India with an Update in Key to the Species
FIG. 4 Bayesian phylogenetic tree inferred from ITS1–5.8S–ITS2 marker of the four newly generated sequences representing four species and sequence data set of genus Pallisentis from database. The numerical values near internal nodes represent Bayesian posterior probability values.
Figure 8 in Taxonomy and molecular phylogenetic position of new species and new records of Coelosphaeridae (Demospongiae: Poecilosclerida) from the Mexican Pacific
Figure 8. Lissodendoryx (Waldoschmittia) hawaiiana. A, B, External morphology of alive and preserved specimens, respectively; C, tangential view of ectosomal skeletal structure; D, cross-section view of choanosomal skeletal structure.
Figure 4 in Taxonomy and molecular phylogenetic position of new species and new records of Coelosphaeridae (Demospongiae: Poecilosclerida) from the Mexican Pacific
Figure 4. Lissodendoryx (Anomodoryx) incrustans sp. nov. A, B, External morphology of preserved holotype; C, drawings of a cross-section of the skeletal structure.
Figure 3 in Taxonomy and molecular phylogenetic position of new species and new records of Coelosphaeridae (Demospongiae: Poecilosclerida) from the Mexican Pacific
Figure 3. SEM images of spicules of Celtodoryx chichiltik sp. nov. A, Strongyle; B, tylote; C, detail of head and tip of the of strongyles; D, arcuate tridentate isochelae; E, F, detailed morphology of the oxychaetes.
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