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126 results for “Pagurixus”
FIGURE 3. Pagurixus pulcher n in Two new species of Pagurixus (Crustacea: Decapoda: Anomura: Paguridae) from submarine caves of the Ryukyu Islands, southwestern Japan
FIGURE 3. Pagurixus pulcher n. sp. Holotype female, SL 2.4 mm, CMNHZC 783. A, left cheliped, lateral view; B, same, mesial view; C, same, chela, dorsal view (omitted setae); D, same, carpus, dorsal view (omitted setae); E, right second pereopod, lateral view; F, same, dactylus, mesial view; G, right third pereopod, lateral view; H, same, dactylus, mesial view. Scales equal 1.0 mm.
FIGURE 2. Pagurixus pulcher n in Two new species of Pagurixus (Crustacea: Decapoda: Anomura: Paguridae) from submarine caves of the Ryukyu Islands, southwestern Japan
FIGURE 2. Pagurixus pulcher n. sp. Right cheliped. A–D, holotype female, SL 2.4 mm, CMNH ZC 783; E–G, paratype male, SL 2.7 mm, CMNHZC 1820. A, entire right cheliped, lateral view; B, same, mesial view; C, G, chela, dorsal view (omitted setae); D, carpus, dorsal view (omitted setae); E, carpus and chela, lateral view (omitted setae); F, same, mesial view (omitted setae). Scales equal 1.0 mm.
FIGURE 1. Pagurixus pulcher n in Two new species of Pagurixus (Crustacea: Decapoda: Anomura: Paguridae) from submarine caves of the Ryukyu Islands, southwestern Japan
FIGURE 1. Pagurixus pulcher n. sp. A–D, G, H, holotype female, SL 2.4 mm, CMNHZC 783; F, I, paratype male, SL 2.7 mm, CMNHZC 1820. A, shield and cephalic appendages, dorsal view (omitted setae from right side); B, sixth thoracic sternite, ventral view; C, telson, dorsal view; D, left antennule, ultimate segment, lateral view; E, F, same, ventral view; G, left fourth pereopod, lateral view: H, same, carpus, mesial view; I, coxae of fifth pereopods and eighth thoracic sternite, ventral view. Scales equal 1.0 mm.
FIGURE 4. Pagurixus patiae Komai, 2006 in A new hermit crab species of the Pagurixus anceps group (Crustacea: Decapoda: Anomura: Paguridae) from southern Japan, and supplemental notes on P. patiae Komai, 2006
FIGURE 4. Pagurixus patiae Komai, 2006. Male (sl 1.4 mm), CBM-ZC 9215. A, right cheliped, carpus, dorsal view; B, same, mesial view; C, left cheliped, carpus, dorsal view; D, same, mesial view. Scales equal 1.0 mm.
FIGURE 5. Fresh specimens, dorsal view. Pagurixus dissimilis n in A new hermit crab species of the Pagurixus anceps group (Crustacea: Decapoda: Anomura: Paguridae) from southern Japan, and supplemental notes on P. patiae Komai, 2006
FIGURE 5. Fresh specimens, dorsal view. Pagurixus dissimilis n. sp. A, holotype, male (sl 1.6 mm), CBM-ZC 9068; B, paratype, ovig. female (sl 1.5 mm), CBM-ZC 9069. Pagurixus patiae Komai, 2006. C, male (sl 1.5 mm), CBM-ZC 9214; D, female (sl 1.3 mm), CBM-ZC 9214. Photographed by Y. Fujita (A, B) and M. Osawa (C, D).
FIGURE 3. Pagurixus dissimilis n in A new hermit crab species of the Pagurixus anceps group (Crustacea: Decapoda: Anomura: Paguridae) from southern Japan, and supplemental notes on P. patiae Komai, 2006
FIGURE 3. Pagurixus dissimilis n. sp. A–E, paratype, ovig. female (sl 1.5 mm), CBM-ZC 9069; F–L, holotype, male (sl 1.6 mm), CBM-ZC 9068. A, right cheliped, lateral view (setae omitted); B, same, mesial view (only spiniform setae on carpus illustrated); C, same, chela, dorsal view (setae omitted); D, same, anterior view (setae omitted); E, same, carpus (setae omitted), dorsal view; F, right second pereopod, lateral view; G, same, carpus, mesial view; H, same, dactylus, mesial view; I, left third pereopod, lateral view; J, same, carpus, mesial view; K, same, dactylus, mesial view; L, right third pereopod, propodus and dactylus, lateral view. Scales equal 1.0 mm.
FIGURE 2. Pagurixus dissimilis n in A new hermit crab species of the Pagurixus anceps group (Crustacea: Decapoda: Anomura: Paguridae) from southern Japan, and supplemental notes on P. patiae Komai, 2006
FIGURE 2. Pagurixus dissimilis n. sp. Holotype, male (sl 1.6 mm), CBM-ZC 9068. A, right cheliped, lateral view; B, same, mesial view; C, same, chela, dorsal view (setae omitted); D, same, anterior view (setae omitted); E, same, carpus, dorsal view; F, left cheliped, lateral view; G, same, mesial view; H, same, chela, dorsal view (setae omitted); I, same, carpus, dorsal view (setae omitted). Scales equal 1.0 mm.
FIGURE 1. Pagurixus dissimilis n in A new hermit crab species of the Pagurixus anceps group (Crustacea: Decapoda: Anomura: Paguridae) from southern Japan, and supplemental notes on P. patiae Komai, 2006
FIGURE 1. Pagurixus dissimilis n. sp. A–D, G–I, holotype, male (sl 1.6 mm), CBM-ZC 9068; C, D, paratype, ovig. female (sl 1.5 mm), CBM-ZC 9069. A, shield and cephalic appendages, dorsal view (setae omitted from right side); B, left antennule, ultimate segment and flagellums, lateral view; C, left fourth pereopod, lateral view; D, right fourth pereopod, lateral view; E, left fourth pereopod, lateral view; F, same, mesial; view; G, sixth thoracic sternite, ventral view; H, coxae of fifth pereopods and eighth thoracic sternite, ventral view; I telson, dorsal view. Scales equal 1.0 mm.
FIGURE 6. Pagurixus europa n in Records of the hermit crab genus Pagurixus Melin, 1939 (Crustacea: Decapoda: Anomura: Paguridae) from Europa Island, western Indian Ocean, with descriptions of two new species
FIGURE 6. Pagurixus europa n. sp., paratype, ovigerous female (sl 1.1 mm), BIORECIE, stn 10, MNHN-IU-2012-763. A, right cheliped, lateral view; B, same, mesial view; C, same, chela and carpus, dorsal view. Scale bar: 0.5 mm.
FIGURE 4. Pagurixus europa n in Records of the hermit crab genus Pagurixus Melin, 1939 (Crustacea: Decapoda: Anomura: Paguridae) from Europa Island, western Indian Ocean, with descriptions of two new species
FIGURE 4. Pagurixus europa n. sp., holotype, male (sl 1.3 mm), BIORECIE, stn 10, MNHN-IU-2012-762. A, shield and cephalic appendages, dorsal view; B, right second pereopod, lateral view, showing color pattern; C, same, dactylus, mesial view; D, left third pereopod, lateralview; E, same, dactylus, mesial view; F, left fourth pereopod, lateral view; G, sixth thoracic sternite, ventral view; H, coxae of fifth pereopods and eighth thoracic sternite, ventral view; I, telson, dorsal view. Scale bars: 0.5 mm.
FIGURE 5. Pagurixus europa n in Records of the hermit crab genus Pagurixus Melin, 1939 (Crustacea: Decapoda: Anomura: Paguridae) from Europa Island, western Indian Ocean, with descriptions of two new species
FIGURE 5. Pagurixus europa n. sp., holotype, male (sl 1.3 mm), BIORECIE, stn 10, MNHN-IU-2012-762. A, right cheliped, mesial view; B, same, lateral view; C, same, chela, dorsal view; D, same, carpus, dorsal view; E, left cheliped, mesial view; E, same, lateral view; F, same, chela and carpus, dorsal view. Scale bar: 0.5 mm.
FIGURE 1. A in Records of the hermit crab genus Pagurixus Melin, 1939 (Crustacea: Decapoda: Anomura: Paguridae) from Europa Island, western Indian Ocean, with descriptions of two new species
FIGURE 1. A, Pagurixus haigae Komai & Osawa, 2006, 1 male (sl 1.6 mm), 2 ovigerous females (sl 1.5, 1.6 mm), BIORECIE, stn 1, MNHN-IU-2012-603; B, Pagurixus annulus n. sp., holotype, male (sl 1.5 mm), BIORECIE, stn 10, MNHN- IU-2012-604, showing color pattern in preservative.
FIGURE 2. Pagurixus annulus n in Records of the hermit crab genus Pagurixus Melin, 1939 (Crustacea: Decapoda: Anomura: Paguridae) from Europa Island, western Indian Ocean, with descriptions of two new species
FIGURE 2. Pagurixus annulus n. sp., holotype, male (sl 1.5 mm), BIORECIE, stn 10, MNHN-IU-2012-604. A, shield and cephalic appendages, dorsal view; B, ultimate segment and flagella of right antennular peduncle, lateral view; C, right second pereopod, lateral view, showing color pattern; D, same, dactylus, mesial view; E, left third pereopod, lateral view; F, same, dactylus, mesial view; G, left fourth pereopod, lateral view; H, same, distal three segments, mesial view; I, sixth thoracic sternite, ventral view; J, coxae of fifth pereopods and eighth thoracic sternite, ventral view; K, telson, dorsal view. Scale bars: 0.5 mm.
FIGURE 3. Pagurixus annulus n in Records of the hermit crab genus Pagurixus Melin, 1939 (Crustacea: Decapoda: Anomura: Paguridae) from Europa Island, western Indian Ocean, with descriptions of two new species
FIGURE 3. Pagurixus annulus n. sp., holotype, male (sl 1.5 mm), BIORECIE, stn 10, MNHN-IU-2012-604. A, right cheliped, mesial view; B, same, lateral view; C, same, chela and carpus, dorsal view; D, left cheliped, mesial view; E, same, lateral view; F, same, chela and carpus, dorsal view. Scale bar: 0.5 mm.
FIGURE 4 in A new species of the genus Peltogaster Rathke, 1842 (Cirripedia: Rhizocephala: Peltogastridae) parasitizing the hermit crab Pagurixus boninensis (Melin, 1939) from the Bonin Islands, Japan
FIGURE 4. Schematic drawing of the colleteric gland, ganglion, stalk, receptacle, and its ducts in dorsal view. The arrow indicates the anterior end of the externa. Abbreviations: GA, ganglion; LCG, left colleteric gland; LDO, left opening receptacle duct; LRD, left receptacle duct; LRE, left receptacle; RCG, right colleteric gland; RDO, right opening receptacle duct; RRD, right receptacle duct; RRE, right receptacle; ST, stalk. Scale bar = 100 µm.
FIGURE 3 in A new species of the genus Peltogaster Rathke, 1842 (Cirripedia: Rhizocephala: Peltogastridae) parasitizing the hermit crab Pagurixus boninensis (Melin, 1939) from the Bonin Islands, Japan
FIGURE 3. Histological section of Peltogaster unigibba n. sp. (RUMF-ZC-3067). a) Transverse section. b–f) Cross-section. a) Mantle aperture (the asterisk indicates the mantle aperture and white arrow indicates the 2-cell stage of embryo); b) externa at colleteric glands; c) colleteric glands and ganglion; d) externa at stalk level; e) left receptacle duct; f) opening receptacle duct. Black arrows indicate the dorsal direction. Abbreviations: EM, embryo; GA, ganglion; LCG, left colleteric gland; LDO, left opening receptacle duct; LL, left lobe; LRD, left receptacle duct; LRE, left receptacle; M, mantle; MC, mantle cavity; MW, mantle aperture wall; OV, ovary; RCG, right colleteric gland; RDO, right opening receptacle duct; RRD, right receptacle duct; RRE, right receptacle; SH, shield; ST, stalk. Scale bars: a, b, d, and f = 100 µm; c and e = 50 µm.
FIGURE 1 in A new species of the genus Peltogaster Rathke, 1842 (Cirripedia: Rhizocephala: Peltogastridae) parasitizing the hermit crab Pagurixus boninensis (Melin, 1939) from the Bonin Islands, Japan
FIGURE 1. Live coloration of Peltogaster unigibba n. sp. attached to its host, Pagurixus boninensis (Melin, 1939). Holotype, RUMF-ZC-3067. The arrow indicates the externa. Abbreviations: LL, left lobe; MA, mantle aperture. Scale bar = 1 mm.
FIGURE 2 in A new species of the genus Peltogaster Rathke, 1842 (Cirripedia: Rhizocephala: Peltogastridae) parasitizing the hermit crab Pagurixus boninensis (Melin, 1939) from the Bonin Islands, Japan
FIGURE 2. Right side of the externa of Peltogaster unigibba n. sp. Holotype, RUMF-ZC-3067. Abbreviations: HA, attached portion of the host; LL, left lobe; MA, mantle aperture; SH, shield; ST, stalk. Scale bar = 1 mm.
FIGURE 10. Pagurixus eminens n in Three new species of pagurid hermit crabs (Decapoda: Anomura: Paguroidea) from the Northern Mariana Islands, Micronesia
FIGURE 10. Pagurixus eminens n. sp., holotype, SIO-BIC C14515, male (sl 1.7 mm). A, right cheliped, mesial view; B, same, lateral view; C, same, chela, dorsal view; D, same, carpus, dorsal view; E, left cheliped, mesial view; F, same, lateral view; G, same, chela, dorsal view; H, same, carpus, dorsal view.
FIGURE 9. Pagurixus eminens n in Three new species of pagurid hermit crabs (Decapoda: Anomura: Paguroidea) from the Northern Mariana Islands, Micronesia
FIGURE 9. Pagurixus eminens n. sp., holotype, SIO-BIC C14515, male (sl 1.7 mm). A, shield and cephalic appendages, dorsal view; B, distal two peduncular articles and flagella of left antennule, lateral view; C, distal peduncular article and ventral flagellum of left antennule, ventral view; D, left maxilliped 3, lateral view; E, left pereopod 4, lateral view; F, coxae of pereopods 5 and thoracic sternite 8, ventral view; G, thoracic sternite 6, ventral view; H, telson, dorsal view.
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