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16 results for “Pericallis”
FIGURE 4. A in Description of Pericelis flavomarginata sp. nov. (Polycladida: Cotylea) and its predatory behavior on a scaleworm
FIGURE 4. A. Freshly dead specimen of Iphione muricata (Savigny in Lamarck, 1818) (ICHUM 6123); arrowhead indicates a feeding scar made by P. flavomarginata sp. nov. B. Pericelis flavomarginata sp. nov. (ICHUM 6121, paratype), dorsal view, with an almost empty intestine. Scale bars: 1 cm.
FIGURE 2 in Description of Pericelis flavomarginata sp. nov. (Polycladida: Cotylea) and its predatory behavior on a scaleworm
FIGURE 2. Pericelis flavomarginata sp. nov. Photographs of a living specimen (A–C) and a specimen after being cleared in xylene (D); sketch of eyespot distribution (E). A. ICHUM 6116 (holotype), entire animal, dorsal view. B. ICHUM 6116 (holotype), entire animal, ventral view. C. ICHUM 6122 (paratype), magnification of tentacles. D. ICHUM 6122 (paratype), magnification of anterior body. E. Cerebral, frontal, marginal, and tentacular eyespots distribution. Abbreviations: ce, cerebral eyespots; cg, cement glands; fe, frontal eyespots; me, marginal eyespots; ph, pharynx; t, marginal tentacles; te, tentacular eyespots. Scale bars: A, B, 5 mm; C–E, 1 mm.
FIGURE 5 in Description of Pericelis flavomarginata sp. nov. (Polycladida: Cotylea) and its predatory behavior on a scaleworm
FIGURE 5. Maximum likelihood phylogenetic tree based on partial sequences (967 bp) of the 28S rDNA. Numbers near nodes are the posterior probability and bootstrap values, respectively.
FIGURE 7. Pericelis genus-level partial 28S in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 7. Pericelis genus-level partial 28S rDNA phylogeny using Bayesian inference, rooted with Theama sp. Accession numbers shown after species names.
FIGURE 6 in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 6. Comparison of the genitals of P. tectivorum sp. nov. and P. byerleyana. A. Reconstruction of the genital of P. tectivorum sp. nov. B. Reconstruction of the genital of P. byerleyana after Meixner 1907. cg = cement glands; cp = cement pouch ed = ejaculatory duct; fa = female atrium; ma = male atrium; p = pharynx; pp = penis papilla; sb = spermiducal bulbs; sbe = spermiducal bulbs entrance; su = sucker; sv = seminal vesicle; uv = uterine vesicle; ute = uterine entrance; v = vagina; vd = vasa deferentia; vde = vasa deferentia entrance. Orientation: anterior to the left.
FIGURE 4 in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 4. Sagittal sections of male and female genitals, as well as of the sucker of P. tectivorum sp. nov. (paratype). A. Penis papilla and female genitals. B. Female genitals and sucker. C. Spherical seminal vesicle and penis papilla. cg = cement glands; cp = cement pouch, ed = ejaculatory duct; fa = female atrium; ma = male atrium; p = pharynx; pp = penis papilla; su = sucker; sv = seminal vesicle; uv = uterine vesicle; v = vagina. Orientation: anterior to the left. Scale 200 µm.
FIGURE 5 in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 5. Sagittal serial sections of the male genital of P. tectivorum sp. nov. (holotype). A–D. First spermiducal bulbs with entrance. E. Junction between spermiducal bulbs to seminal vesicle. F–J. Seminal vesicle. K–N. Penis papilla. O–R. Male atrium. S–W. Second spermiducal bulbs with entrance. ed = ejaculatory duct; ma = male atrium; mg = male gonopore; pp = penis papilla; sb = spermiducal bulbs; sbm = sperm bulb muscles; sbe = spermiducal bulbs entrance; sv = seminal vesicle. Orientation: anterior to the left. Scale A-V 200 µm, W 50 µm.
FIGURE 3 in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 3. Sagittal sections of male and female genitals, as well as of the sucker of P. tectivorum sp. nov. (holotype). A. Female genitals and sucker. B. Penis papilla and female genitals. C. Spherical seminal vesicle and penis papilla. cg = cement glands; cp = cement pouch, ed = ejaculatory duct; fa = female atrium; ma = male atrium; p = pharynx; pp = penis papilla; sbe = spermiducal bulb entrance; su = sucker; sv = seminal vesicle; uv = uterine vesicle; v = vagina. Orientation: anterior to the left. Scale 200 µm.
FIGURE 2 in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 2. Drawing of the eye configuration of P. tectivorum sp. nov. ce = cerebral eyes; fe = frontal eyes; me = marginal eyes; te = tentacle eyes. Orientation: anterior to the left.
FIGURE 1 in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 1. Live images of P. tectivorum sp. nov. A. Dorsal view. B. Detailed view of the tentacles. C. Detailed view of the cerebral and anteriorly extending frontal eyes. D. Dorsal view. E. Detailed view of the sucker. br = brain; ce = cerebral eyes; fe = anteriorly extending frontal eyes; su = sucker; t = tentacle. Orientation: anterior directed upwards.
PLATE 3 in A new species of Pericallis (Senecioneae, Asteraceae) endemic to Porto Santo (Madeira, Portugal)
PLATE 3. Pericallis menezesii (holotype): a, habit; b, adaxial leaf lamina surface; c, involucre bract; d, disc cypsela; e, disc floret; f, longitudinal section of disc floret; g, disc pappus; h, disc floret style apex; i, ray floret; j, ray floret style apex. Pericallis aurita (R. Jardim RJ 3057 (BM)): k, habit; l, abaxial leaf lamina surface; m, base of petiole; n, involucre bract; o, disc cypsela. Drawn by Rosemary Wise (Department of Plant Sciences, University of Oxford).
PLATE 1 in A new species of Pericallis (Senecioneae, Asteraceae) endemic to Porto Santo (Madeira, Portugal)
PLATE 1. Pericallis menezesii: a, habit (Pico Branco, R. Jardim, 16/05/2010); b, capitula (Pico Branco, Miguel Sequeira, 29/04/2013).
FIGURE 3 in Description of Pericelis flavomarginata sp. nov. (Polycladida: Cotylea) and its predatory behavior on a scaleworm
FIGURE 3. Pericelis flavomarginata sp. nov., ICHUM 6116 (holotype), schematic diagram (A) and photomicrographs of sagittal sections (B–F). A. Copulatory complex. B. Common gonopore of male and female atriums. C. Seminal vesicle. D. Penis papilla and female copulatory apparatus. E. Uterine vesicle. F. Sucker. Abbreviations: cg, cement glands; cog, common gonopore; cp, cement pouch; ed, ejaculatory duct; fa, female atrium; ma, male atrium; pp, penis papilla; spd, sperm duct; su, sucker; sv, seminal vesicle; uv, uterine vesicle; va, vagina. Scale bars: 300 μm.
FIGURE1 in Description of Pericelis flavomarginata sp. nov. (Polycladida: Cotylea) and its predatory behavior on a scaleworm
FIGURE1. Map showing distribution of P. flavomarginata sp. nov. 1, Nomaike, Kagoshima; 2, Bonotsu, Kagoshima; 3, Koganezaki, Shizuoka; 4, the Ogasawara Islands. Star indicates the type locality.
FIGURE 8 in Description of the snail-eating flatworm in marine aquaria, Pericelis tectivorum sp. nov. (Polycladida, Platyhelminthes)
FIGURE 8. Schematic drawings of eye spot clusters in comparison. Anterior directed upwards. Not drawn to scale.
PLATE 2 in A new species of Pericallis (Senecioneae, Asteraceae) endemic to Porto Santo (Madeira, Portugal)
PLATE 2. Indumentum variation in P. menezesii and P. aurita: a, P. menezesii (holotype), abaxial leaf surface with both filiform and thick, multicellular hairs; b, P. aurita (M. Sequeira & A. Pupo MS7087A (BM)), abaxial leaf surface with dense filiform hairs only; c, P. menezesii (holotype), adaxial leaf surface with thick, multicellular, conical hairs; d, P. aurita (M. Sequeira & A. Pupo MS7087A (BM)), adaxial surface with sparse filiform hairs; e–f, P. menezesii (holotype), conical scales on involucre bracts; g, P. menezesii (holotype), cypsela surface with rows of dense, thick hairs along the furrows; h, P. aurita (Short & Hampshire 35 (BM)), cypsela surface with rows of sparse, slender hairs along the furrows. All images were obtained by K. Jones (using Carl Zeiss Ultra Plus SEM at the Imaging and Analysis Centre, Science Facilities, NHM).
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