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147 results for “Okinawa Island”
Figure 6. Lepeophtheirus acutus Heegaard, 1943 in Redescription of Lepeophtheirus acutus Heegaard, 1943 (Copepoda: Caligidae) parasitic on two elasmobranch hosts off Okinawa-jima Island, Japan
Figure 6. Lepeophtheirus acutus Heegaard, 1943 infections on an Alfred manta Manta alfredi (Krefft, 1868) held in a sea pen off the western coastline of Okinawa-jima Island, Japan. (A) Clusters of L. acutus (indicated by arrowheads) around the mouth and on the left cephalic fin of M. alfredi (no. 22) on 15 November 2009; and (B) large lesion (indicated by arrowhead) on the dorsal body surface of M. alfredi (no. 22) caused by L. acutus on 15 November 2009.
Figure 4. Lepeophtheirus acutus Heegaard, 1943 in Redescription of Lepeophtheirus acutus Heegaard, 1943 (Copepoda: Caligidae) parasitic on two elasmobranch hosts off Okinawa-jima Island, Japan
Figure 4. Lepeophtheirus acutus Heegaard, 1943, adult male (A, B, E, F) and adult female (C, D). (A) Sternal furca, ventral; (B) right legs 5 and 6 with detail of distolateral corner of genital operculum, ventral; (C) endopod of right leg 1, anterior; (D) sternal furca, dorsal; (E) endopod of left leg 3, ventral; (F) distolateral corner of left genital operculum, ventral. Scale bars: A, B, E = 50 µm; C = 25 µm; D = 100 µm; F = 20 µm.
Figure 7. Lepeophtheirus acutus Heegaard, 1943 in Redescription of Lepeophtheirus acutus Heegaard, 1943 (Copepoda: Caligidae) parasitic on two elasmobranch hosts off Okinawa-jima Island, Japan
Figure 7. Lepeophtheirus acutus Heegaard, 1943 infections on the whale shark Rhincodon typus Smith, 1828 held in sea pens off the western coastline of Okinawa-jima Island, Japan. (A) Two ovigerous females of L. acutus (indicated by arrowheads) on the right eye of R. typus (no. 27) on 28 April 2010; and (B) cluster of L. acutus (two individuals in this cluster indicated by arrowheads) associated with a lesion on the dorsal body surface of R. typus (no. 33) on 5 October 2009.
Figure 2. Lepeophtheirus acutus Heegaard, 1943 in Redescription of Lepeophtheirus acutus Heegaard, 1943 (Copepoda: Caligidae) parasitic on two elasmobranch hosts off Okinawa-jima Island, Japan
Figure 2. Lepeophtheirus acutus Heegaard, 1943, adult female. (A) Left maxilla, anterior; (B) left maxilliped, posterior; (C) sternal furca, ventral; (D) right leg 1 with detail of endopod tip and apical armature elements on second exopodal segment, anterior; (E) right leg 2, anterior. Scale bars: A–D = 100 µm; E = 200 µm.
Data from: A new solitary free-living species of the genus Sphenopus (Cnidaria: Anthozoa: Zoantharia: Sphenopidae) from Okinawa-jima Island, Japan
Open the record for dataset details and reuse information.
Figure 2 from: Fujiwara K, Suzuki T, Motomura H (2020) A new species of Egglestonichthys (Teleostei, Gobiiformes, Gobiidae) from Okinawa Island, Japan. ZooKeys 1006: 91-98. https://doi.org/10.3897/zookeys.1006.58874
Figure 2 Sketches of head region of Egglestonichthys fulmen sp. nov. based on OMNH-P 43993, holotype, 21.7 mm SL. Note that sensory papillae have been abraded during capture A dorsal view B lateral view C ventral view. AN and PN indicate anterior and posterior nostrils, respectively. Arrowheads indicate anteroventral end of gill opening. Scale bar: 1 mm.
Figure 1 from: Fujiwara K, Suzuki T, Motomura H (2020) A new species of Egglestonichthys (Teleostei, Gobiiformes, Gobiidae) from Okinawa Island, Japan. ZooKeys 1006: 91-98. https://doi.org/10.3897/zookeys.1006.58874
Figure 1 Holotype of Egglestonichthys fulmen sp. nov., OMNH-P 43993, 21.7 mm SL, Okinawa Island, Ryukyu Islands, Japan A fresh colorationB preserved colorationC radiograph.
Fig. 2 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. 2. Unilatus unilatus Mizelle and Kritsky, 1967. NSMT-Pl 6188 and 6189 for A and B–N, respectively. A, whole mount (ventral view); B, anterior anchors; C, posterior anchors; D, anterior bar; E, posterior bar; F, marginal hook of pair I; G, marginal hook of pair II; H, marginal hook of pair III; I, marginal hook of pair IV; J, marginal hook of pair V; K, marginal hook of pair VI; L, marginal hook of pair VII; M, male copulatory organ; N, vagina. Scale bars: A, 200 µm; B–N, 20 µm. Abbreviations: ap, accessory piece; cg, cephalic glands; e, eye; 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. 2. Stiphodon multisquamus specimens from Okinawa Island immediately after fixation. A in First Record of a Sicydiine Goby, Stiphodon multisquamus (Actinopterygii: Gobioidei: Gobiidae), from Okinawa Island, Japan
Fig. 2. Stiphodon multisquamus specimens from Okinawa Island immediately after fixation. A, male (37.7 mm SL, URM-P 46082); B, female (35.6 mm SL, URM-P 46083).
Fig. 4 in First Record of a Sicydiine Goby, Stiphodon multisquamus (Actinopterygii: Gobioidei: Gobiidae), from Okinawa Island, Japan
Fig. 4. Live Stiphodon multisquamus in streams on Okinawa Island. A, male (6 October 2011); B, male (1 October 2011); C, female (1 October 2011); D, female (6 June 2013) (A, photo by K. Maeda; B–D, photo by T. Saeki).
Fig. 1 in First Japanese records of Anguilla luzonensis (Osteichthyes: Anguilliformes: Anguillidae) glass eels from Okinawa-jima Island, Ryukyu Archipelago, Japan
Fig. 1. Fresh specimen of Anguilla luzonensis glass eel, KYUM-PI-05434, 49.8 mm in total length, collected from Okinawa-jima island, Japan.
Fig. 1 in Description of a New Species of Rhabdias (Nematoda: Rhabditida: Rhabdiasidae) from Ishigakijima Island, Okinawa, Japan
Fig. 1. Rhabdias kiri sp. nov., holotype (KUZ Z2959: A, C–E, G, H), paratypes (KUZ Z2968: B; KUZ Z2961: F). A, anterior region, lateral view; B, cephalic region, apical view; C, cephalic region, lateral view; D, vulvar region, lateral view; E, caudal region, lateral view; F, cuticular inflation in anterior region, lateral view; G, cuticular inflation in middle region, lateral view; H, cuticular inflation in caudal region, lateral view.
Fig. 3 in First Japanese Records of Sardinella albella (Teleostei: Clupeiformes: Clupeidae) from Okinawa Island, with a Key to Japanese Species of Sardinella
Fig. 3. Species of Sardinella recorded from Japan. A, S. aurita, NSMT-P 134583, 152.6 mm standard length (SL), Uchinoura Bay, Kagoshima Prefecture, Japan; B, S. electra, KMNH VR 100642, 84.2 mm SL, Ishigaki Island, Yaeyama Islands, Ryukyu Archipelago, Japan; C, S. melanura, NSMT-P 136530, 40.6 mm SL, Okinawa Island, Okinawa Islands, Ryukyu Archipelago, Japan; D, S. zunasi, NSMT-P 96254, 105.0 mm SL, Hiroshima Prefecture, Japan; E, S. alcyone, SPMN-PI 44304, 73.9 mm SL, Okinawa Island, Okinawa Islands, Ryukyu Archipelago; F, S. gibbosa, URM-P 44674 (preserved condition), 128.9 mm SL, Nakagusuku Bay, Okinawa Island, Ryukyu Archipelago, Japan.
FIGURES 12–15. Gymnostigmaeus akaminei n. gen., n in A new genus of Stigmaeidae (Acari: Prostigmata) from Okinawa Island
FIGURES 12–15. Gymnostigmaeus akaminei n. gen., n. sp. (male). 12, leg I; 13, leg II; 14, leg III;
FIGURES 1–2. Gymnostigmaeus akaminei n. gen., n in A new genus of Stigmaeidae (Acari: Prostigmata) from Okinawa Island
FIGURES 1–2. Gymnostigmaeus akaminei n. gen., n. sp. (holotype female). 1, dorsum; 2, venter.
Figure 7 in Biological characterization of the obligate symbiosis between Acropyga sauteri Forel (Hymenoptera: Formicidae) and Eumyrmococcus smithii Silvestri (Hemiptera: Pseudococcidae: Rhizoecinae) on Okinawa Island, southern Japan
Figure 7. Proportion of the frequencies of two types of behaviour, antagonistic (shaded area) or acceptive (open area), resulting from matches in the colony identity experiment between two ant aggregations across various between-aggregation distances (see Figure 2 for the distance). Numerals above the bars indicate the sample size (numbers of matches).
Figure 4 from: Shimomura M, Naruse T (2015) Two new species of Asellota (Crustacea, Isopoda) from coral reefs on Iriomote Island, Okinawa, Japan. ZooKeys 520: 27-40. https://doi.org/10.3897/zookeys.520.5943
Figure 4 - Pleurocope iriomotensis sp. n. A–G holotype male H paratype male (KMNH IvR 500,731): A left pereopod 5, medial B left pereopod 6, medial C left pereopod 7, lateral D pleopod 1, ventral E left pleopod 2, dorsal F left pleopod 2, ventral G left pleopod 3, dorsal H habitus, lateral. Scale bars: 100 μm.
Figure 5 from: Shimomura M, Naruse T (2015) Two new species of Asellota (Crustacea, Isopoda) from coral reefs on Iriomote Island, Okinawa, Japan. ZooKeys 520: 27-40. https://doi.org/10.3897/zookeys.520.5943
Figure 5 - Prethura tuberculata sp. n. A–E holotype male: A habitus, dorsal B right antennula, dorsal C articles 1–3 of antenna 2, dorsal D left uropod, lateral E pleotelson and uropod, lateral. Scales = 100 μm.
Figure 3 from: Shimomura M, Naruse T (2015) Two new species of Asellota (Crustacea, Isopoda) from coral reefs on Iriomote Island, Okinawa, Japan. ZooKeys 520: 27-40. https://doi.org/10.3897/zookeys.520.5943
Figure 3 - Pleurocope iriomotensis sp. n. A–B, E–K holotype male C–D paratype male (KMNH IvR 500,732): A left antennula, dorsal B left antenna, ventral C left mandible, dorsal D right mandible, dorsal E left maxillula, ventral F left maxilla, ventral G left maxilliped, dorsal H left pereopod 1, medial; I left pereopod 2, medial J left pereopod 3, medial K left pereopod 4, medial. Scale bars: 100 μm.
Figure 6 from: Shimomura M, Naruse T (2015) Two new species of Asellota (Crustacea, Isopoda) from coral reefs on Iriomote Island, Okinawa, Japan. ZooKeys 520: 27-40. https://doi.org/10.3897/zookeys.520.5943
Figure 6 - Prethura tuberculata sp. n. A–K holotype male: A left mandible, medial B right mandible, dorsal C left maxillula, dorsal D left maxilla, ventral E left maxilliped, dorsal F pleopod 1, ventral G right pleopod 2, ventral H endopod of right pleopod, dorsal I left pleopod 3, dorsal J left pleopod 4, ventral K pleotelson and uropods, ventral. Scale bar: 100 μm.
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