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228 results for “Cold seep”
FIGURE 3. A–C, E–J in Chiridota heheva, new species, from Western Atlantic deepsea cold seeps and anthropogenic habitats (Echinodermata: Holothuroidea: Apodida)
FIGURE 3. A–C, E–J, Chiridota heheva new species; D, Chiridota laevis (Fabricius). A, Left ventral radial piece from calcareous ring. Note absence of perforation for radial nerve. Length of piece 1.9 mm. B, Right ventral interradial piece from calcareous ring; length of piece 1.6 mm. C, Bipartite right dorsal radial piece from calcareous ring. Note absence of perforation for radial nerve. Length of piece 2.7 mm. D, Chiridota laevis (Fabricius), bipartite right dorsal radial piece from calcareous ring. Note perforation for radial nerve. Length of piece mm.1.6 mm. E, Rods from tentacles. Length of longest rod 177µm. F, Inner surface of wheel from wheel papilla. Diameter of wheel 186µm. G, Outer surface of wheel from wheel papilla. Diameter of wheel 154µm. H, Three wheels from wheel papillae, two showing inner surface, one showing outer surface. Largest wheel abnormal in having teeth on margin of inner rim. Diameter of largest wheel 184µm. I, Wheel in lateral view. Diameter of wheel 132µm. J, Wheel in slightly oblique view. Diameter of wheel 190µm.
FIGURE 2. Chiridota heheva new species. A in Chiridota heheva, new species, from Western Atlantic deepsea cold seeps and anthropogenic habitats (Echinodermata: Holothuroidea: Apodida)
FIGURE 2. Chiridota heheva new species. A, At Bathymodiolus heckeri mussel beds, Blake Ridge, closeup view showing anterior end of body with white spots (wheel papillae), and extended tentacles. Note fingerlike digits forming a fringe around tentacle terminal disc. Approximate diameter of tentacle stem 1 mm. From Van Dover et al., 2003, with permission. B, One individual at Bathymodiolus heckeri mussel beds, Blake Ridge, showing conspicuous white spots (wheel papillae) against bluish ground color of body wall. Approximate diameter of body 5 mm. Shrimp at right center is Alvinocaris sp. From Van Dover et al., 2003, with permission. C, At Central America wreck showing conspicuous white spots (wheel papillae) against bluish ground color of body wall. Image taken from videotape, Charles E. Herdendorf. Size of specimen unknown. D, At Central America wreck, showing extended feeding tentacles with conspicuous, discrete digits. Size of specimen unknown. Image taken from videotape, Charles E. Herdendorf. E, Oral field with 12 tentacles in a partially contracted state. Note absence of a "ventral gap" between tentacles. Long axis of mouth is 2 mm. F, Closeup view of contracted tentacles showing infolded digits. G, Partially contracted tentacle showing discrete digits. Approximate length of digits 1.5 mm.
FIGURE 3 in Four new species of Ampharetidae (Annelida: Polychaeta) from Pacific hot vents and cold seeps, with a key and synoptic table of characters for all genera
FIGURE 3. Amphisamytha vanuatuensis sp. nov.: a: schematic drawing showing arrangement of branchiae at different stages of development, b–f: SEM-micrographs, b: 20 chaetiger stage, 2nd pair of branchiae visible (arrow), c: 24 chaetiger stage, 3rd pair of branchiae visible (arrow), d: 27 chaetiger stage, 4th pair of branchiae visible (arrow), e: capillary chaetae with basal shaft (*) and distal tip (arrow), f: thoracic juvenile uncini.
FIGURE 2 in Four new species of Ampharetidae (Annelida: Polychaeta) from Pacific hot vents and cold seeps, with a key and synoptic table of characters for all genera
FIGURE 2. Amphisamytha vanuatuensis sp. nov. holotype (SMF 17798): a: lateral overview, b: schematic drawing showing arrangement of branchiae, c: glandular pads (*) above abdominal neuropodia with minute papilliform cirrus (arrow), d: thoracic uncinus, lateral view.
FIGURE 1 in Four new species of Ampharetidae (Annelida: Polychaeta) from Pacific hot vents and cold seeps, with a key and synoptic table of characters for all genera
FIGURE 1. Amage benhami sp. nov. holotype (SMF 17813): a: lateral overview, b: prostomium with two conspicuous anterolateral horns, c: schematic drawing showing arrangement of branchiae, d: thoracic uncinus, lateral view, e: thoracic uncinus, frontolateral view, f: abdominal uncinus, lateral view, g: abdominal uncinus, frontal view
FIGURE 5 in Four new species of Ampharetidae (Annelida: Polychaeta) from Pacific hot vents and cold seeps, with a key and synoptic table of characters for all genera
FIGURE 5. Glyphanostomum holthei sp. nov. holotype (SMF 17850): a: lateral overview, b: anterior part with oral membrane extended (O= Oral membrane, P= Papillae, R= Ventral ridge), c: schematic drawing showing arrangement of branchiae, d: thoracic uncinus, frontal view, e: abdominal uncinus, frontal view.
FIGURE 4 in Four new species of Ampharetidae (Annelida: Polychaeta) from Pacific hot vents and cold seeps, with a key and synoptic table of characters for all genera
FIGURE 4. Anobothrus apaleatus sp. nov. holotype (SMF 17752): a: lateral overview, b: schematic drawing showing arrangement of branchiae, c: pygidium, dorsal view, d: thoracic uncinus, lateral view, e: thoracic uncinus, frontal view. Elevated notopodia not apparent.
FIGURE 1 in Munidopsis lauensis Baba & de Saint Laurent, 1992 (Decapoda, Anomura, Munidopsidae), a newly recorded squat lobster from a cold seep in Taiwan
FIGURE 1. Munidopsis lauensis Baba & de Saint Laurent, 1992, Taiwan, male CL 12.5 mm (NTOU A01415). A, carapace, dorsal. B, right antennules, antenna and ocular peduncle, ventral. C, anterior part of sternal plastron. D, endopod of right third maxilliped, setae omitted, lateral. E, right cheliped, lateral. F. dactylus of right first walking leg, lateral. Scale bars = 1 mm.
FIGURE 2 in Munidopsis lauensis Baba & de Saint Laurent, 1992 (Decapoda, Anomura, Munidopsidae), a newly recorded squat lobster from a cold seep in Taiwan
FIGURE 2. Munidopsis lauensis Baba & de Saint Laurent, 1992, Taiwan, male CL 12.5 mm (NTOU A01415). Fresh specimen, dorsal view.
FIGURE 8 in Galatheid and chirostylid crustaceans (Decapoda: Anomura) from a cold seep environment in the northeastern South China Sea
FIGURE 8. Specimens conserved in ethanol. A, Munidopsis lauensis Baba & de Saint Laurent, 1992, MBM189173, ovig. female, PCL 13.9 mm; B, Munidopsis tuberosa Osawa, Lin & Chan, 2008, MBM189175, male, PCL 6.3 mm; C, Munidopsis verrilli Benedict, 1902, MBM189174, female, PCL 20.8 mm; D, Uroptychus jiaolongae n. sp., holotype, MBM189176, ovig. female, PCL 8.4 mm; E, Uroptychus spinulosus n. sp., holotype, MBM189177, male PCL 3.7 mm.
FIGURE 7. Uroptychus jiaolongae n in Galatheid and chirostylid crustaceans (Decapoda: Anomura) from a cold seep environment in the northeastern South China Sea
FIGURE 7. Uroptychus jiaolongae n. sp., holotype, MBM189176, ovig. female, PCL 8.4 mm. Fresh specimen and the associated gorgonian coral.
FIGURE 4. Uroptychus jiaolongae n in Galatheid and chirostylid crustaceans (Decapoda: Anomura) from a cold seep environment in the northeastern South China Sea
FIGURE 4. Uroptychus jiaolongae n. sp., holotype, MBM189176, ovig. female, PCL 8.4 mm. A, carapace, abdominal tergites 1–3 and right cheliped, dorsal view; B, right pterygostomian, lateral view; C, sternal plastron, ventral view; D, telson, dorsal view; E, right antennal peduncle, dorsal view; F, left third maxilliped, ventral view; G, left crista dentate, ventral view; H, left cheliped ischium and basis, lateral view; I, distal merus of right cheliped, ventral view; J, right cheliped fingers (setae omitted), dorsal view; K, right pereopod 2, lateral view; L, right pereopod 3, lateral view; M, right pereopod 4, lateral view; N, dactylus and distal propodus of right pereopod 2, lateral view. Scales equal 1.0 mm.
FIGURE 5. Uroptychus spinulosus n in Galatheid and chirostylid crustaceans (Decapoda: Anomura) from a cold seep environment in the northeastern South China Sea
FIGURE 5. Uroptychus spinulosus n. sp., holotype, MBM189177, male PCL 3.7 mm. A, carapace, abdominal tergites 1–3 and right cheliped, dorsal view; B, right pterygostomian, lateral view; C, sternal plastron, ventral view; D, telson, dorsal view; E, left antennal peduncle, ventral view; F, left third maxilliped, ventral view; G, right crista dentate, ventral view; H, right cheliped (excluding chela, setae omitted), ventral view; I, right cheliped fingers (setae omitted), dorsal view; J, right pereopod 2, lateral view; K, right pereopod 3, lateral view; L, right pereopod 4, lateral view; M, dactylus and distal propodus of right pereopod 2, lateral view. Scales equal 1.0 mm.
FIGURE 2 in Galatheid and chirostylid crustaceans (Decapoda: Anomura) from a cold seep environment in the northeastern South China Sea
FIGURE 2. Munidopsis lauensis Baba & de Saint Laurent, 1992, MBM189173, ovig. female, PCL 13.9 mm (A); Munidopsis tuberosa Osawa, Lin & Chan, 2008, MBM189175, male, PCL 6.3 mm (B–D). A, right pereopod 2, posterior view; B, carapace and abdominal tergites 1–4, dorsal view; C, left third maxilliped, ventral view; D, right cheliped, dorsal view. Scales equal 1.0 mm.
FIGURE 6 in Galatheid and chirostylid crustaceans (Decapoda: Anomura) from a cold seep environment in the northeastern South China Sea
FIGURE 6. In situ photo of Munidopsis verrilli Benedict, 1902 on the deep-sea mussel bed in cold seep field of northern South China Sea.
FIGURE 3. Munidopsis verrilli Benedict, 1902, MBM189174 in Galatheid and chirostylid crustaceans (Decapoda: Anomura) from a cold seep environment in the northeastern South China Sea
FIGURE 3. Munidopsis verrilli Benedict, 1902, MBM189174, female, PCL 20.8 mm. A, Carapace and abdominal tergites 1– 5, dorsal view; B, right pereopod 2, lateral view (setae and rugae omitted). Scales equal 1.0 mm.
FIGURE 5 in Ampharetidae (Annelida: Polychaeta) from cold seeps off Pakistan and hydrothermal vents off Taiwan, with the description of three new species
FIGURE 5. Pavelius makranensis sp. nov. Holotype: (A) anterior end, lateral view; (B) thoracic, intermediate, and abdominal uncinigers, lateral view; (C) posterior end, ventral view. Paratype (SMF 24141): (D) anterior end, dorsal view.
FIGURE 2 in Ampharetidae (Annelida: Polychaeta) from cold seeps off Pakistan and hydrothermal vents off Taiwan, with the description of three new species
FIGURE 2. Anobothrus dayi: (A) entire specimen, dorsal view; (B) thoracic uncinus, fronto-lateral view.
FIGURE 7 in Ampharetidae (Annelida: Polychaeta) from cold seeps off Pakistan and hydrothermal vents off Taiwan, with the description of three new species
FIGURE 7. ID cards: (A) Eclysippe yonaguniensis sp. nov. (B) Glyphanostomum bilabiatum sp. nov. (C) Pavelius makranensis sp. nov.
FIGURE 4 in Ampharetidae (Annelida: Polychaeta) from cold seeps off Pakistan and hydrothermal vents off Taiwan, with the description of three new species
FIGURE 4. Glyphanostomum bilabiatum sp. nov. Holotype: (A) anterior end, lateral view; (B) thoracic uncinigers 6–10, dorsal view; (C) thoracic, intermediate, and abdominal uncinigers, lateral view; (D) posterior end, lateral view. Paratype: (E) thoracic uncinus, lateral view; (F) abdominal uncinus, antero-lateral view.
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Allen Brain Atlas
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International Brain Laboratory public data
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OpenNeuro
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