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147 results for “Okinawa Island”
Fig. 1 in First Japanese Records of the Flounders Pseudorhombus elevatus and P. quinquocellatus (Teleostei: Paralichthyidae) from Okinawa Island, Ryukyu Islands
Fig. 1. Preserved (A, B, D) and fresh (C) specimens of Pseudorhombus elevatus. A, KAUM–I. 55230, 118.4 mm SL, Okinawa Island, Japan; B, KAUM–I. 55656, 39.0 mm SL, Okinawa Island, Japan; C, KAUM–I. 105148, 110.5 mm SL, Terengganu, Malaysia; D, QM I.1569, holotype of P. elevatus, 120.5 mm SL, Queensland, Australia (photo by J. Johnson).
Fig. 4 in First Japanese Records of the Flounders Pseudorhombus elevatus and P. quinquocellatus (Teleostei: Paralichthyidae) from Okinawa Island, Ryukyu Islands
Fig. 4. Dorsal-fin origin (D), anterior (AN) and posterior (PN) nostrils on blind side of Pseudorhombus elevatus (A, B) and P. quinquocellatus (C) from Okinawa Island, Japan (B, C: schematic drawings). A, KAUM–I. 55230, 118.4 mm SL; B, KAUM–I. 55641, 41.1 mm SL; C, OCF-P 10720, 55.5 mm SL. Bars indicate 2 mm.
Fig. 3 in First Japanese Records of the Flounders Pseudorhombus elevatus and P. quinquocellatus (Teleostei: Paralichthyidae) from Okinawa Island, Ryukyu Islands
Fig. 3. Ocular-side first gill arches of Pseudorhombus elevatus (A, B) and P. quinquocellatus (C, D). A, KAUM–I. 55641, 41.1 mm SL, Okinawa Island, Japan; B, KAUM–I. 55235, 135.7 mm SL, Okinawa Island, Japan; C, KAUM–I. 55592, 46.3 mm SL, Okinawa Island, Japan; D, ZMA.PISC.112569, syntype of P. quinquocellatus, 150.1 mm SL, Madura Strait, Indonesia. A and C, alizarin red stained.
Fig. 6 in First Japanese Records of the Flounders Pseudorhombus elevatus and P. quinquocellatus (Teleostei: Paralichthyidae) from Okinawa Island, Ryukyu Islands
Fig. 6. Specimens of Pseudorhombus quinquocellatus (A–D) and P. megalops (E, F) in preserved (A, C–F) and fresh (B) conditions. Magnification of ocular-side pelvic fin of P. megalops (F), showing single dark blotch on 4th ray (indicated by arrow). A, KAUM–I. 55592, 46.3 mm SL, Okinawa Island, Japan; B, KAUM–I. 113356, 121.7 mm SL, Pingtung, Taiwan; C, ZMA.PISC.112569, syntype of P. quinquocellatus, 150.1 mm SL, Madura Strait, Indonesia; D, ZMA.PISC.109328, syntype of P. quinquocellatus, 153.5 mm SL, Madura Strait, Indonesia; E, F, HUMZ 90027, 203.8 mm SL, Andaman Sea.
Fig. 5 in First Japanese Records of the Flounders Pseudorhombus elevatus and P. quinquocellatus (Teleostei: Paralichthyidae) from Okinawa Island, Ryukyu Islands
Fig. 5. Schematic drawings of Japanese species of Pseudorhombus, including P. elevatus (A), P.arsius (B), P. cinnamoneus (C), P. levisquamis (D), P. oligodon (E), P. quinquocellatus (F), P. oculocirris (G), P. pentophthalmus (H), and P. dupliciocellatus (I), showing obvious markings and dark skin flaps along gill opening on ocular side. Based on: A, KAUM–I. 105148, 110.5 mm SL; B, KAUM–I. 169146, 327.0 mm SL; C, KAUM–I. 88590, 232.8 mm SL; D, KAUM–I. 42865, 341.4 mm SL; E, KAUM–I. 160254, 238.4 mm SL; F, KAUM–I. 113356, 121.7 mm SL and ZMA.PISC.109328, 153.5 mm SL; G, KAUM–I. 115224, 173.6 mm SL; H, KAUM–I. 75596, 136.6 mm SL; I, KAUM–I. 109946, 295.6 mm SL.
Fig. 2 in First Japanese Records of the Flounders Pseudorhombus elevatus and P. quinquocellatus (Teleostei: Paralichthyidae) from Okinawa Island, Ryukyu Islands
Fig. 2. Ocular-side teeth of Pseudorhombus elevatus (A, B) and P. quinquocellatus (C) from Okinawa Island, Japan (B, C: schematic drawings). A, KAUM–I. 55230, 118.4 mm SL; B, KAUM–I. 55641, 41.1 mm SL; C, KAUM–I. 55592, 46.3 mm SL. Bars indicate 2 mm.
Fig. 7 in First Japanese Records of the Flounders Pseudorhombus elevatus and P. quinquocellatus (Teleostei: Paralichthyidae) from Okinawa Island, Ryukyu Islands
Fig. 7. Head of preserved specimen of Pseudorhombus quinquocellatus, showing skin flaps (arrows) along gill opening. KAUM–I. 55592, 46.3 mm SL, Okinawa Island, Japan.
Fig. 1 in Four Alien Monogeneans, Including Trinigyrus peregrinus n. sp., Parasitic on the Invasive Armored Catfish Pterygoplichthys disjunctivus (Siluriformes: Loricariidae) from Okinawa-jima Island, Okinawa Prefecture, Japan
Fig. 1. Measurement axes of hard parts of Unilatus and Trinigyrus. Abbreviations: aol, anchor outer length; apl, accessory piece length; asl, accessory structure length; asw, accessory structure width; atl, anchor total length; bmw, bar median width; btl, bar total length; btw, bar total width; bw, base width; ccl, copulatory organ curve length; cd, copulatory organ diameter; cl, copulatory organ length; mhl, marginal hook length; pl, point length; scl, sclerotized cup length; vl, vagina length.
Fig. 3 in Four Alien Monogeneans, Including Trinigyrus peregrinus n. sp., Parasitic on the Invasive Armored Catfish Pterygoplichthys disjunctivus (Siluriformes: Loricariidae) from Okinawa-jima Island, Okinawa Prefecture, Japan
Fig. 3. Unilatus brittani Mizelle, Kritsky, and Crane, 1968. NSMT-Pl 6193. A, anterior anchors; B, posterior anchors; C, anterior bar; D, posterior bar; E, marginal hook of pair I; F, marginal hook of pair II; G, marginal hook of pair III; H, marginal hook of pair IV; I, marginal hook of pair V; J, marginal hook of pair VI; K, marginal hook of pair VII; L, male copulatory organ; M, vagina. Scale bars: 10 µm.
Fig. 4. Trinigyrus peregrinus n in Four Alien Monogeneans, Including Trinigyrus peregrinus n. sp., Parasitic on the Invasive Armored Catfish Pterygoplichthys disjunctivus (Siluriformes: Loricariidae) from Okinawa-jima Island, Okinawa Prefecture, Japan
Fig. 4. Trinigyrus peregrinus n. sp. Holotype (NSMT-Pl 6195) for B–E, paratypes for A (NSMT-Pl 6198, 6200) and for F (NMST-Pl 6202). A, whole mount (ventral view, composite); B, anchors; C, bar; D, marginal hook; E, male copulatory organ; F, egg. Scale bars: A and F, 200 µm; B–E, 20 µm. Abbreviations: ap, accessory piece; cg, cephalic glands; in, intestinal caecum; mco, male copulatory organ; mh, marginal hook; o, oötype; od, oviduct; ov, ovary; ph, pharynx; pr, prostatic reservoir; sr, seminal reservoir; sv, seminal vesicle; t, testis; va, vagina; vd, vas deferens; vl, vitellaria; vp, vaginal pore.
Fig. 1 in First Record of a Sicydiine Goby, Stiphodon multisquamus (Actinopterygii: Gobioidei: Gobiidae), from Okinawa Island, Japan
Fig. 1. Map showing the locations of Okinawa Island and Hain- an and Guangdong Provinces, China, where Stiphodon multisquamus has been reported previously.
Fig. 3 in First Record of a Sicydiine Goby, Stiphodon multisquamus (Actinopterygii: Gobioidei: Gobiidae), from Okinawa Island, Japan
Fig. 3. Diagrammatic illustration of head showing arrangement of cephalic sensory pores (black dots) and cutaneous sensory papillae (A′–O′) in Stiphodon multisquamus (40.6 mm SL, NSMT- P 114246) from Okinawa Island. A, dorsal view; B, lateral view; C, ventral view. AN, anterior nostril; PN, posterior nostril.
Fig. 2 in First Japanese records of Anguilla luzonensis (Osteichthyes: Anguilliformes: Anguillidae) glass eels from Okinawa-jima Island, Ryukyu Archipelago, Japan
Fig. 2. Caudal fin and caudal pigmentation pattern of Anguilla luzonensis glass eel (fresh specimens), KYUM-PI-05434.
Fig. 3 in First Japanese records of Anguilla luzonensis (Osteichthyes: Anguilliformes: Anguillidae) glass eels from Okinawa-jima Island, Ryukyu Archipelago, Japan
Fig. 3. Neighbor-joining phylogenetic tree of species of Anguilla in the Indo-Pacific waters based on partial 16S rRNA sequences. The numbers beside internal branches indicate bootstrap probabilities for 1,000 replicates.
Fig. 2 in First Japanese Specimen-based Records of Sardinella gibbosa (Teleostei: Clupeiformes: Clupeidae) from Okinawa Island
Fig. 2. Stained scale removed from right side of midbody (just below dorsal fin) of Sardinella gibbosa from Nakagusuku Bay, Okinawa Island, Ryukyu Islands, Japan (URM-P 44692, 132.6 mm SL; left-right inverted).
Fig. 1 in First Japanese Specimen-based Records of Sardinella gibbosa (Teleostei: Clupeiformes: Clupeidae) from Okinawa Island
Fig. 1. Preserved specimens of Sardinella gibbosa from Nakagusuku Bay, Okinawa Island, Ryukyu Islands, Japan. A, URM-P 6388, 142.4 mm SL; B, URM-P 8674, 137.1 mm SL; C, URM-P 44676, 124.0 mm SL; D, URM-P 44677, 118.4 mm SL; E, URM-P 44678, 117.0 mm SL; F, URM-P 44692, 132.6 mm SL; G, URM-P 44697, 111.2 mm SL; H, URM-P 44698, 130.0 mm SL; lateral (I) and dorsal views (J, white arrow indicates black spot on dorsal-fin origin) of URM-P 44683, 127.3 mm SL.
Fig. 2 in First Japanese Records of Sardinella albella (Teleostei: Clupeiformes: Clupeidae) from Okinawa Island, with a Key to Japanese Species of Sardinella
Fig. 2. Stained scale removed from left side of midbody (just above pectoral fin) of Sardinella albella from Nakagusuku Bay, Okinawa Island, Ryukyu Archipelago, Japan (ZUMT 17185, 71.9 mm SL).
Fig. 1 in First Japanese Records of Sardinella albella (Teleostei: Clupeiformes: Clupeidae) from Okinawa Island, with a Key to Japanese Species of Sardinella
Fig. 1. Formalin-preserved preserved specimens of Sardinella albella from Nakagusuku Bay, Okinawa Island, Ryukyu Archipelago, Japan [A: ZUMT 17185, 71.9 mm SL; B: ZUMT 17186, 75.6 mm SL; C: ZUMT 17187, 69.3 mm SL (a: lateral, b: dorsal, c: ventral views)].
Fig. 3 in New Records of Gemmaecaputia corrugata (Monogenea: Chauhaneidae) from Sphyraena forsteri (Sphyraenidae) off Yomitan Town, Okinawa-jima Island, Southern Japan
Fig. 3. Bayesian inference (BI) trees for the Gastrocotylinea based on partial 28S rDNA (654bp) and cox1 (226bp) data using Diclidophoridae species as the outgroup. The corresponding GenBank accession numbers are shown. The tree includes results for BI and Maximum Likelihood with PP/BS branch support.
Fig. 1. Gemmaecaputia corrugata Tripathi, 1957 from Sphyraena forsteri Cuvier, 1829 in New Records of Gemmaecaputia corrugata (Monogenea: Chauhaneidae) from Sphyraena forsteri (Sphyraenidae) off Yomitan Town, Okinawa-jima Island, Southern Japan
Fig. 1. Gemmaecaputia corrugata Tripathi, 1957 from Sphyraena forsteri Cuvier, 1829. Whole body (ventral view, MPM 21744e). Scale bar: 500 µm. Abbreviations for morphological characters: cgp, common genital pore; clI–IV, first–fourth clamp on left side; crI– IV, first–fourth clamp on right side; es, esophagus; gic, genito-intestinal canal; h, haptor; ic, intestinal ceca; o, ovary; os, oral sucker; p, penis; ped, pedunculate; ph, pharynx; sgc, spheroidal gland cell; spl, subtriangular proximal lobe; t, testes; tvd, transverse vitelline ducts; u, uterus; vas, vas deferens; vd, vaginal duct; vid, vitelline duct; vit, vitellarium.
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