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25 results for “Cheramus”
FIGURE 2. Cheramus cavifrons n in New records of callianassid ghost shrimp (Crustacea: Decapoda: Axiidea) from reducing environments in Kyushu, southwestern Japan
FIGURE 2. Cheramus cavifrons n. sp., holotype, ovigerous female (cl 3.7 mm), NSMT-Cr 22092. A, carapace and cephalic appendages, lateral view; B, anterior part of carapace and cephalic appendages, lateral view; C, rostrum and eyes, dorsal view; D, thoracic shield and coxae of fourth pereopods, ventral view; E, posterior part of cephalothorax and abdomen (left third pleopod removed), lateral view, showing direction of fourth pereopod; F, left first maxilliped, outer view (distal endite broken off); G, left second maxilliped; H, left third pleopod, posterior view (setae omitted); I, same, appendix interna. Scale bars: 1 mm for A–E; 0.5 mm for F–I.
FIGURE 3. Cheramus cavifrons n in New records of callianassid ghost shrimp (Crustacea: Decapoda: Axiidea) from reducing environments in Kyushu, southwestern Japan
FIGURE 3. Cheramus cavifrons n. sp., holotype, ovigerous female (cl 3.7 mm), NSMT-Cr 22092. A, left major cheliped, lateral view; B, same, mesial view; C, right minor cheliped, lateral view; D, same, mesial view. Scale bar: 1 mm.
FIGURE 1. Cheramus cavifrons n in New records of callianassid ghost shrimp (Crustacea: Decapoda: Axiidea) from reducing environments in Kyushu, southwestern Japan
FIGURE 1. Cheramus cavifrons n. sp., holotype, ovigerous female (cl 3.7 mm), NSMT-Cr 22092. Body parts in dorsal view. A, carapace and cephalic appendages; B, first and second abdominal somites; C, third abdominal somite; D, fourth abdominal somite; E, fifth abdominal somite; F, sixth abdominal somite, telson and right uropod (setae partially omitted). Scale bar: 1 mm.
FIGURE 4. Cheramus cavifrons n in New records of callianassid ghost shrimp (Crustacea: Decapoda: Axiidea) from reducing environments in Kyushu, southwestern Japan
FIGURE 4. Cheramus cavifrons n. sp., holotype, ovigerous female (cl 3.7 mm), NSMT-Cr 22092. A, left third maxilliped, lateral view; B, same mesial view; C, left second pereopod, lateral view; D, left third pereopod, lateral view; E, left fourth pereopod, outer view; F, left fifth pereopod lateral view; G, same, distal 2 segments, extensor view; H, left uropod, perpendicular dorsal view; I, posterior margin of telson. Scale bars: 0.5 mm.
FIGURE 16 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 16. Cheramus acutirostella (Sakai, 1988) n. comb., holotype, female (cl 4.5 mm), NTM Cr. 000786. A, telson, dorsal view; B, second segment of left antennal peduncle and scaphocerite, dorsal view; C, endopod of right uropod, dorsal view (setae omitted). Scale bar: 1 mm (not given for C). Reproduced from sketch made by G. C. B. Poore.
FIGURE 15. Cheramus ohuranus 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 15. Cheramus ohuranus n. sp., holotype, ovigerous female (cl 4.6 mm), CBM-ZC 12568. showing coloration in life. A, entire animal, dorsal view; B, same, lateral view.
FIGURE 13. Cheramus ohuranus 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 13. Cheramus ohuranus n. sp., holotype, ovigerous female (cl 4.6 mm), CBM-ZC 12568. A, major (left) cheliped, lateral view; B, same, carpus and chela, mesial view; C, minor (right) cheliped, lateral view; D, same, carpus and chela, mesial view. Scale bar: 1 mm.
FIGURE 14. Cheramus ohuranus 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 14. Cheramus ohuranus n. sp., holotype, ovigerous female (cl 4.6 mm), CBM-ZC 12568. A, left second pereopod, lateral view; B, left third pereopod, lateral view; C, same, propodus and dactylus, mesial view; D, left fourth pereopod, lateral view; E, same, propodus and dactylus, mesial view (setae partially omitted); F, right fifth pereopod, lateral view. Scale bars: 1 mm for A, B, D–F; 0.5 mm for C.
FIGURE 12. Cheramus ohuranus 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 12. Cheramus ohuranus n. sp., holotype, ovigerous female (cl 4.6 mm), CBM-ZC 12568. A, rostrum and eyes, dorsal view; B, shield on seventh thoracic sternite and coxa of right fourth pereopod; C, left scaphocerite, dorsal view; D, left first maxilliped, outer view (setae omitted); E, left second maxilliped, inner view (setae omitted); F, left third maxilliped, lateral view; G, same, mesial view (setae omitted); H, left first pleopod, lateral view; I, same, endopod, ventral view (setae omitted); J, left second pleopod, dorsal view (setae omitted); K, right third pleopod, dorsal view; L, same, appendix interna, ventral view. Scale bars: 1 mm for A, D–G, K: 0.5 mm for B, H–J, L; 0.25 mm for C.
FIGURE 11. Cheramus ohuranus 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 11. Cheramus ohuranus n. sp., holotype, ovigerous female (cl 4.6 mm), CBM-ZC 12568. A, telson, dorsal view (setae on posterior margin omitted); B, posterior margin of telson, dorsal view (setae on left half shown, long submarginal setae omitted); C, left uropod, dorsal view (perpendicular; most marginal setae omitted). Scale bars: 1 mm for A, C; 0.5 mm for B.
FIGURE 10. Cheramus ohuranus 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 10. Cheramus ohuranus n. sp., holotype, ovigerous female (cl 4.6 mm), CBM-ZC 12568. 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 on uropod omitted). Scale bars: 2 mm for B, D–G; 1 mm for A, C.
FIGURE 9. Cheramus ohuranus 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 9. Cheramus ohuranus n. sp., holotype, ovigerous female (cl 4.6 mm), CBM-ZC 12568, habitus, lateral view. Scale bar: 2 mm.
FIGURE 8. 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 8. Cheramus spinicauda n. sp., paratype, female (cl 6.2 mm), RUMF-ZC 2655, showing coloration in life. A, entire animal, lateral view; B, same, dorsal view.
FIGURE 7. 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 7. Cheramus spinicauda n. sp., holotype, female (cl 7.1 mm), CBM-ZC 12561. A, left second pereopod, lateral view; B, left third pereopod, lateral view; C, same, propodus and dactylus, mesial view; D, left fourth pereopod, lateral view; E, same, propodus and dactylus, mesial view (setae partially omitted); F, left fifth pereopod. Scale bars: 1 mm.
FIGURE 6. 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 6. Cheramus spinicauda n. sp. A, paratype, female (cl 6.4 mm), Ohmine, CBM-ZC 12562; B, paratype, female (cl 6.3 mm), Ohmine, NHMW 25648. A, carpus and chela of major (left) cheliped, lateral view (setae omitted); B, carpus and chela of major (right) cheliped, lateral view (setae omitted). Scale bars: 2 mm.
FIGURE 4. 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 4. Cheramus spinicauda n. sp., holotype, female (cl 7.1 mm), CBM-ZC 12561. A, rostrum and eyes, dorsal view; B, shield on seventh thoracic sternite and right coxa of fourth pereopod, ventral view; C, left scaphocerite, dorsal view; D, left first maxilliped, outer view (setae omitted; epipod missing); E, left second maxilliped, inner view (setae omitted); F, left third maxilliped, lateral view; G, same, mesial view (setae omitted); H, left first pleopod, ventral view (setae omitted); I, left second pleopod, ventral view (setae omitted); J, left third pleopod, dorsal view (setae omitted); K same, appendix interna, ventral view; L, same, dorsal view. Scale bars: 1 mm for A, D–G, J; 0.5 mm for B, H, I, K, L; 0.25 mm for C.
FIGURE 3. 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 3. Cheramus spinicauda n. sp., A, B, F, holotype, female (cl 7.1 mm), CBM-ZC 12561; C, paratype, female (cl 6.8 mm), Ohmine, RUMF-ZC-2656; D, paratype, female (cl 6.6 mm), Ohmine, CBM-ZC 12563; E, paratype, female (cl 6.4 mm), Ohmine, CBM-ZC 12562. A, telson, dorsal view; B–E, posterior margin of telson, dorsal view, showing variation in armature (setae omitted); F, left uropod, dorsal view (perpendicular; setae omitted except for stiff marginal setae on dorsal plate). Scale bars: 1 mm for A, F; 0.5 mm for B–E.
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.
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