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130 results for “Scyphozoa”
FIGURE 2 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 2. Diagrammatic exumbrellar view of adult medusa of Chrysaora lactea. Note the arrangement of the tentacles (5 per octant) and papillae on exumbrella.
FIGURE 5 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 5. Diagrammatic side view of an oral arm of an adult medusa of Chrysaora lactea. Note the Vsection, frilled edge and spiral distal portion.
FIGURE 10 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 10. Nematocyst complement of different stages in the life cycle of Chrysaora lactea. A– D: scyphistoma; E–H: ephyra; I–N: medusa (tentacle). A–B, E–F, G–H, K–L: undischarged and discharged holotrichous isorhizae; C–D, I–J, M–N: undischarged and discharged birhopaloids, type II (as heterotrichous microbasic euryteles in Morandini et al., 2004). I, K and M photographed in preserved specimen, all others in living ones. Scale = 15 µm.
FIGURE 13 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 13. Oral view of a young medusa of Chrysaora lactea reared in laboratory, showing developed tertiary tentacle (arrow) between primary (central) and secondary (lateral, closer to the rhopalium). Scale = 1.5 cm.
FIGURE 1 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 1. Side view of an adult medusa (bell diameter 12 cm) of Chrysaora lactea. Note the shape of the umbrella, the colour pattern, and only 3 tentacles per octant. Specimen photographed in an aquarium.
FIGURE 9 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 9. Oral view of an ephyra of Chrysaora lactea, 1.8 mm in diameter, showing development of the primary tentacles on the subumbrellar portion near the margin.
FIGURE 4 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 4. Diagrammatic subumbrellar view of a typical octant of an adult medusa of Chrysaora lactea. Note the shape of the tentacular pouches and arrangement of tentacles on the margin. Note also the pearshaped inner margins of the radial septa (white). The dark portion represents the gastrovascular cavity.
FIGURE 12 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 12. Side view of a young medusa (bell diameter 4 cm) of Chrysaora lactea. Note the length of the mouth arms (with some Artemia nauplii inside). Specimen reared in laboratory and photographed in aquarium.
FIGURE 3 in Redescription of Chrysaora lactea Eschscholtz, 1829 (Cnidaria, Scyphozoa) from the Brazilian coast, with designation of a neotype
FIGURE 3. Side view of a medusa (bell diameter 9 cm) of Chrysaora lactea (with 3 tentacles per octant). Note the papillae on the exumbrella and damaged mouth arms, the colour pattern, and the exumbrellar sensory pit on the left side. Specimen photographed by Dr Alvaro E. Migotto (CEBIMarUSP) in aquarium.
FIGURE 2 in Two new jellyfishes (Cnidaria: Scyphozoa) from tropical Australian waters
FIGURE 2. Netrostoma nuda, sp. nov., holotype. A, Exumbrellar view; note large central knob and lack of papillae. B, Subumbrellar view; note presence of thick appendages on oral plate, but lack of appendages between the mouths.
FIGURE 1 in Two new jellyfishes (Cnidaria: Scyphozoa) from tropical Australian waters
FIGURE 1. Sanderia pampinosus, sp. nov. A, Holotype, exumbrellar view. B, Exumbrellar papillae, paratype Z4748. C, Gastro-gonadal pouch, showing gastric filaments surrounded by ring of gonadal papillae.
FIGURE 1–4 in Discovery and redescription of type material of Nausithoe simplex (Kirkpatrick, 1890), comb. nov. (Cnidaria: Scyphozoa: Coronatae: Nausithoidae) from the North Atlantic
FIGURE 1–4. Nausithoe simplex (Kirkpatrick, 1890), comb. nov. 1. Original figures published in 1890; showing habit of polyp and detail of tube; adapted from the original. 2. Lectotype (NHM 1878.3.26.11a) on the left and specimen numbered NHM 1878.3.26.11c on the right (note that this specimen is only a basal part of the tube). Scale bar = 2 mm. 3. Scanning electronic microscopy of tube surface (NHM 1878.3.26.11d). Scale bar = 100 µm. 4. Scanning electronic microscopy of internal whorl of cusps (NHM 1878.3.26.11d). Scale bar = 100 µm.
FIGURE 5 in Characterizations of juvenile stages of some semaeostome Scyphozoa (Cnidaria), with recognition of a new family (Phacellophoridae)
FIGURE 5. Sanderia malayensis (dorsal view), typical Chrysaora-nematocyst pattern on the exumbrella (photo: Laetitia Adler).
FIGURE 3a in Characterizations of juvenile stages of some semaeostome Scyphozoa (Cnidaria), with recognition of a new family (Phacellophoridae)
FIGURE 3a+b. Anatomy, measuring points and measurements defined for ephyrae; CDD: central disc diameter; LStL: lappet stem length; RLL: rhopalar lappet length; TBD: total body diameter; TMLL: total marginal lappet length.
FIGURE 1a in Characterizations of juvenile stages of some semaeostome Scyphozoa (Cnidaria), with recognition of a new family (Phacellophoridae)
FIGURE 1a+b. Anatomy, measuring points and measurements defined for scyphistomae; CL: calyx length; HL: hypostome length; MDD: mouth disc diameter; StL: stalk length; TBL: total body length.
FIGURE 4 in A new subfamily of ulmarid scyphomedusae, the Santjordiinae, with a description of Santjordia pagesi gen. et sp. nov. (Cnidaria: Scyphozoa: Discomedusae: Semaeostomeae: Ulmaridae) from the Sumisu Caldera, Ogasawara Islands, Japan
FIGURE 4. Close-up photograph of subumbrella of preserved specimen of Santjordia pagesi gen. et sp. nov. holotype showing tentacle disposition. Sketch of subumbrella photograph, labelled with morphological characters. Scale bar = 1 mm.
FIGURE 3 in A new subfamily of ulmarid scyphomedusae, the Santjordiinae, with a description of Santjordia pagesi gen. et sp. nov. (Cnidaria: Scyphozoa: Discomedusae: Semaeostomeae: Ulmaridae) from the Sumisu Caldera, Ogasawara Islands, Japan
FIGURE 3. Santjordia pagesi gen. et sp. nov. Holotype. a: photograph of lateral view of living specimen in the gate sampler; b: photograph of aboral view of living specimen in the gate sampler; c: sketch of lateral view of living specimen; d: sketch of aboral view of living specimen; e: sketch of portion of oral view of preserved specimen; f: close-up of adradial rhopalium of preserved specimen, showing exumbrella with cleft, statocyst and rhopaliar canal; g: close-up of oral arm of living specimen in the onboard aquarium, showing marginal papillae. Scale bar = 2 cm except f: scale bar = 1 mm.
FIGURE 6 in A new subfamily of ulmarid scyphomedusae, the Santjordiinae, with a description of Santjordia pagesi gen. et sp. nov. (Cnidaria: Scyphozoa: Discomedusae: Semaeostomeae: Ulmaridae) from the Sumisu Caldera, Ogasawara Islands, Japan
FIGURE 6. Phylogenetic reconstruction based on the 16S-rDNA region for Scyphozoa. Values at nodes indicate ML bootstrap support>50%, and solid circles represent Bayesian probabilities>0.95.
FIGURE 5 in A new subfamily of ulmarid scyphomedusae, the Santjordiinae, with a description of Santjordia pagesi gen. et sp. nov. (Cnidaria: Scyphozoa: Discomedusae: Semaeostomeae: Ulmaridae) from the Sumisu Caldera, Ogasawara Islands, Japan
FIGURE 5. Photograph montage of a tentacle squash from the preserved specimen of Santjordia pagesi sp. nov. holotype showing nematocyst size and morphology. Scale bar = 10 µm.
FIGURE 1 in A new subfamily of ulmarid scyphomedusae, the Santjordiinae, with a description of Santjordia pagesi gen. et sp. nov. (Cnidaria: Scyphozoa: Discomedusae: Semaeostomeae: Ulmaridae) from the Sumisu Caldera, Ogasawara Islands, Japan
FIGURE 1. In situ images of the holotype of Santjordia pagesi gen. et sp. nov. Top left: aboral-lateral view; top right: lateral view; bottom left: oral-lateral view; bottom right: lateral view within the gate valve sampler on the ROV Hyper-Dolphin. Specimen size = 100 mm diameter.
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