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733 results for “Ryukyu Islands”
FIGURE 5. Cheramus spinicauda n in Two new species of ghost shrimp assigned to the genus Cheramus Spence Bate, 1888 (Crustacea: Decapoda: Axiidea: Callianassidae) from the Ryukyu Islands, Japan
FIGURE 5. Cheramus spinicauda n. sp., holotype, female (cl 7.1 mm), CBM-ZC 12561. A, major (left) cheliped, lateral view; B, same, chela, mesial view (setae partially omitted); C, minor (right) cheliped, lateral view; E, same, chela, mesial view (setae partially omitted). Scale bar: 1 mm.
FIGURE 2. Cheramus spinicauda n in Two new species of ghost shrimp assigned to the genus Cheramus Spence Bate, 1888 (Crustacea: Decapoda: Axiidea: Callianassidae) from the Ryukyu Islands, Japan
FIGURE 2. Cheramus spinicauda n. sp., holotype, female (cl 7.1 mm), CBM-ZC 12561. A, carapace, lateral view; B, carapace and cephalic appendages, dorsal view; C, anterior part of carapace and cephalic appendages, lateral view; D, first and second pleomeres, dorsal view; E, third and fourth pleomeres, dorsal view; F, fifth and sixth pleomeres, dorsal view; G, telson and left uropod, dorsal view (setae and armature omitted). Scale bars: 2 mm for A, B, D–G; 1 mm for C.
FIGURE 1. Cheramus spinicauda n in Two new species of ghost shrimp assigned to the genus Cheramus Spence Bate, 1888 (Crustacea: Decapoda: Axiidea: Callianassidae) from the Ryukyu Islands, Japan
FIGURE 1. Cheramus spinicauda n. sp., holotype, female (cl 7.1 mm), CBM-ZC 12561, habitus, lateral view. Scale bar: 2 mm.
FIGURE 5. Rayllianassa rudisulcus n in Additional record of Rayllianassa amboinensis (de Man, 1888) from Japan, and description of a new species from Okinawa Island, Ryukyu Islands (Crustacea: Decapoda: Axiidea: Callianassidae)
FIGURE 5. Rayllianassa rudisulcus n. sp., holotype, ovigerous female (cl 3.6 mm), CBM-ZC 12361. A, left first maxilliped, outer view (setae omitted; coxal endite and epipod missing); B, left second maxilliped, inner view (setae omitted); C, left third maxilliped, lateral view; D, same, mesial view (setae partially omitted); E, left first pleopod, lateral view; F, same, endopod, dorsal view (setae partially omitted); G, left second pleopod, ventral view (setae omitted); H, left third pleopod, ventral view (setae omitted); I, same, appendix interna, ventral view; J, telson, dorsal view; K, right uropod, dorsal (perpendicular) view. Scale bars: 0.5 mm.
FIGURE 3. Rayllianassa rudisulcus n in Additional record of Rayllianassa amboinensis (de Man, 1888) from Japan, and description of a new species from Okinawa Island, Ryukyu Islands (Crustacea: Decapoda: Axiidea: Callianassidae)
FIGURE 3. Rayllianassa rudisulcus n. sp., holotype, ovigerous female (cl 3.6 mm), CBM-ZC 12361. A, carapace and cephalic appendages, lateral view; B, pleon, telson, pleopods and uropod, lateral view. Scale bar: 1 mm.
FIGURE 7. Rayllianassa rudisulcus n in Additional record of Rayllianassa amboinensis (de Man, 1888) from Japan, and description of a new species from Okinawa Island, Ryukyu Islands (Crustacea: Decapoda: Axiidea: Callianassidae)
FIGURE 7. Rayllianassa rudisulcus n. sp., holotype, ovigerous female (cl 3.6 mm), CBM-ZC 12361. A. right second pereopod, lateral view; B, left third pereopod, lateral view; C, same, propodus and dactylus, lateral (perpendicular) view; D, left fourth pereopod, lateral view; E, same, propodus and dactylus, lateral (perpendicular) view; F, left fifth pereopod, lateral view; G, same, chela, extensor view. Scale bars: 1 mm for A, B, D, F; 0.5 mm for C, E, G.
FIGURE 4. Rayllianassa rudisulcus n in Additional record of Rayllianassa amboinensis (de Man, 1888) from Japan, and description of a new species from Okinawa Island, Ryukyu Islands (Crustacea: Decapoda: Axiidea: Callianassidae)
FIGURE 4. Rayllianassa rudisulcus n. sp., holotype, ovigerous female (cl 3.6 mm), CBM-ZC 12361. A, carapace and eyes, dorsal view; B, rostrum and eyes, dorsal view; C, shield on seventh thoracic sternite and coxa of left fourth pereopod, ventral view; D, first and second pleomere, dorsal view; E, third and fourth pleomere, dorsal view; F, fifth pleomere, dorsal view; G, sixth pleomere, telson and right uropod, dorsal view. Scale bars: 1 mm for A, D–G; 0.5 mm for B, C.
FIGURE 6. Rayllianassa rudisulcus n in Additional record of Rayllianassa amboinensis (de Man, 1888) from Japan, and description of a new species from Okinawa Island, Ryukyu Islands (Crustacea: Decapoda: Axiidea: Callianassidae)
FIGURE 6. Rayllianassa rudisulcus n. sp., holotype, ovigerous female (cl 3.6 mm), CBM-ZC 12361. A, major (left) cheliped, lateral view; B, same, merus to chela, mesial view; C, minor (right) cheliped, lateral view. Scale bar: 1 mm.
FIGURE 1 in Additional record of Rayllianassa amboinensis (de Man, 1888) from Japan, and description of a new species from Okinawa Island, Ryukyu Islands (Crustacea: Decapoda: Axiidea: Callianassidae)
FIGURE 1. Rayllianassa amboinensis (de Man, 1888), ovigerous female (cl 4.7 mm), CBM-ZC 11938, entire animal in lateral view, showing coloration in fresh.
FIGURE 2 in Additional record of Rayllianassa amboinensis (de Man, 1888) from Japan, and description of a new species from Okinawa Island, Ryukyu Islands (Crustacea: Decapoda: Axiidea: Callianassidae)
FIGURE 2. Rayllianassa amboinensis (de Man, 1888). A–D, ovigerous female (cl 4.0 mm), CBM-ZC 12163; E, ovigerous female (cl 6.6 mm), CBM-ZC 11015. A, carapace and left cephalic appendages, lateral view; B, sixth pleomere and telson, dorsal view; C, left third maxilliped, lateral view (setae omitted); D, E, merus of major (right) cheliped, lateral view. Scale bars: 1 mm for A, B, D, E; 0.5 mm for C.
FIGURE 2 in Two new dwarfgobies of the genus Eviota from the Ryukyu Islands, Japan (Teleostei: Gobiidae)
FIGURE 2. Freshly collected holotype of Eviota flebilis, NSMT 114944. Photograph by Koichi Shibukawa.
FIGURE 7. Proexotelson tokoroi n in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 7. Proexotelson tokoroi n. sp. (paratype, RUMF-ZC-3654, female, 3.4 × 4.7 mm). a, dorsal view; b, ventral view.
FIGURE 6. Proexotelson tokoroi n in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 6. Proexotelson tokoroi n. sp. (holotype, RUMF-ZC-3669, male, 3.0 × 3.8 mm). a, dorsal view; b, ventral view.
FIGURE 5. Acmaeopleura parvula Stimpson, 1858 in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 5. Acmaeopleura parvula Stimpson, 1858 (neotype, RUMF-ZC-2939, male, 6.9 × 8.5 mm). a, left third maxilliped; b, posterior margin of carapace, abdomen and telson (setae not drawn); c, left G1, ventral view (setae not drawn); d, distal portion of left G1, mesial view (setae not drawn); e, G2. Scales: 1.0 mm.
FIGURE 9. Proexotelson tokoroi n in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 9. Proexotelson tokoroi n. sp. (a–e, g, holotype, RUMF-ZC-3669, male, 3.0 × 3.8 mm; f, ZRC 2015.0007, male, 2.5 × 3.0 mm). a, left third maxilliped; b, left chela; c, posterior margin of carapace, abdomen and telson (setae not drawn); d, f, left G1, ventral view; e, left G1, mesial view); g, G2. Scales: 1.0 mm.
FIGURE 8. Proexotelson tokoroi n in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 8. Proexotelson tokoroi n. sp. (holotype, RUMF-ZC-3669, male, 3.0 × 3.8 mm). Buccal area, anterior portion of thoracic sternum, sixth abdominal somite and telson. G1, tips of male first gonopods; S2l, lateral end of thoracic sternite 2; 2/3, suture between thoracic sternite 2 and 3.
FIGURE 4. Acmaeopleura parvula Stimpson, 1858 in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 4. Acmaeopleura parvula Stimpson, 1858 (CBM ZC 6033, ovigerous female, 9.0 × 11.6 mm). a, habitus; b, cephalothorax, ventral view; c, anterolateral part of cephalothorax, ventral view.
FIGURE 3. Acmaeopleura parvula Stimpson, 1858 in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 3. Acmaeopleura parvula Stimpson, 1858 (neotype, RUMF-ZC-2939, male, 6.9 × 8.5 mm). a, habitus; b, anterolateral part of cephalothorax; c, right chela, outer view.
FIGURE 2 in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 2. Palp of left third maxilliped in anterior view. a, Gaetice depressus (De Haan, 1835) (RUMF-ZC-1814, male, 24.0 × 29.3 mm); b, Sestrostoma balssi (Shen, 1932) (CBM ZC 8146, male, 9.2 × 12.1 mm); c, Proexotelson tokoroi n. sp. (holotype, RUMF-ZC-3669, male, 3.0 × 3.8 mm); d, Acmaeopleura parvula Stimpson, 1858 (neotype, RUMF-ZC-2939, male, 6.9 × 8.5 mm); e, Gopkittisak angustum Komai, 2011 (RUMF-ZC-3673, female, 5.5 × 10.0 mm). Ca, carpus; Da, dactylus; Pr, propodus; Pr-d, distal end of propodus.
FIGURE 1. Anterior thoracic sternum and third maxillipeds. a in Description of a new genus and a new species of gaeticine crab (Crustacea: Brachyura: Varunidae) from the Ryukyu Islands, and a review of Acmaeopleura Stimpson, 1858, and Sestrostoma Davie & N. K. Ng, 2007
FIGURE 1. Anterior thoracic sternum and third maxillipeds. a, Gaetice depressus (De Haan, 1835) (RUMF-ZC-1814, male, 24.0 × 29.3 mm); b, Sestrostoma balssi (Shen, 1932) (CBM ZC 8146, male, 9.2 × 12.1 mm); c, Sestrostoma depressum (Sakai, 1965) (CBM ZC 7012, male, 5.0 × 6.1 mm); d, Acmaeopleura parvula Stimpson, 1858 (RUMF-ZC-2939, male, 6.9 × 8.5 mm). 2/3, suture between thoracic sternites 2 and 3; G1, male first gonopod; ms, median sulcus; S2l, lateral end of thoracic sternite 2; S3, 4, thoracic sternite 3 and 4.
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