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7,883 results for “Tropic”
FIGURE 3 in A new species of scaly blenny of the genus Labrisomus (Actinopterygii: Labrisomidae) from the tropical West Atlantic
FIGURE 3. Labrisomus conditus sp. n., adult female in natural habitat, showing a profusion of pale blue dots overall and darker bands with green blotches on body and dorsal-fin. Part of spiny dorsal-fin is missing and median part of caudal-fin is in process of regeneration (Photograph by C. Sazima).
FIGURE 2 in A new species of the sessile crinoid Holopus d'Orbigny from the tropical western Atlantic, with comments on holopodid ecology (Echinodermata: Crinoidea: Holopodidae)
FIGURE 2. Holopus mikihe new species, holotype, USNM E41507. A, B, crown, about 33 mm high. A, note the 'mailed fist' appearance produced by the tuberculate, near-spinose proximal secundibrachials. B, reverse side of crown with C ray arm removed. C–F, C ray arm. C, F, lateral views; note pinnulation and profiles of large, aboral tubercles of proximal secundibrachs. D, aboral view. E, adoral view. Note that the specimen had an arm removed after it was examined by S.K.D. in 1989 (see Figure 1).
FIGURE 1 in A new species of the sessile crinoid Holopus d'Orbigny from the tropical western Atlantic, with comments on holopodid ecology (Echinodermata: Crinoidea: Holopodidae)
FIGURE 1. Holopus mikihe new species, holotype, USNM E41507, A-ray central (after Donovan, 1992, figure 1.2). Crown about 33 mm high.
FIGURE 3 in A new species of the sessile crinoid Holopus d'Orbigny from the tropical western Atlantic, with comments on holopodid ecology (Echinodermata: Crinoidea: Holopodidae)
FIGURE 3. Holopus from the tropical western Atlantic Ocean, Bahamas, in life position. A–D, F, Holopus rangii d'Orbigny, 1837. A, Johnson-Sea-Link I Dive 2276, 369m. Attached to overhang with arms opened for feeding, near-straight to curved. B, Johnson-Sea- Link I Dive 2051, 654–488m. Arms closed. C, Johnson-Sea-Link I Dive 2260, 619m. Arms open and forming an open 'cage'. D, Johnson-Sea-Link II Dive 1497, 591m. Arms widely open, with tips of some arms recurved. F, Johnson-Sea-Link I Dive 2276, 396 m. Oblique view into a feeding 'cage'. Note that some arms appear to be in contact with the substrate. E, Holopus mikihe new species, holotype, USNM E41507. Johnson-Sea-Link II Dive 1501, 758 m. Arms closed.
FIGURE 1 in Ongoing invasions of old-growth tropical forests: establishment of three incestuous beetle species in southern Central America (Curculionidae: Scolytinae)
FIGURE 1. Invasive Asian xyleborine ambrosia beetles in Central American forests. (a–c) Xylosandrus crassiusculus: the shape (a), size (2.2–2.5 mm), and dull declivity with dense long setae and dense, scattered granules (c) are characteristic. (d) Xyleborinus exiguus: note the plain, convex declivity with a distinctive border of large teeth at the apex. (e–h) Euwallacea fornicatus: arrow (g) indicates suture on the posterior face of the antennal club (upper antenna in figure shows anterior face).
FIGURE 2. Integripelta acanthus n in Integripelta acanthus n. sp. (Bryozoa: Eurystomellidae) — a tropical prey species of Okenia hiroi (Nudibranchia)
FIGURE 2. Integripelta acanthus n. sp. A, group of zooids and one ovicelled zooid from the zone of astogenetic repetition (portion of holotype colony); B, orifice of an ovicelled zooid; C, orifices and opercula of autozooids at the edge of a small nontype colony. Scale bars 100 µm.
FIGURE 1. Integripelta acanthus n in Integripelta acanthus n. sp. (Bryozoa: Eurystomellidae) — a tropical prey species of Okenia hiroi (Nudibranchia)
FIGURE 1. Integripelta acanthus n. sp. A, holotype colony in life, collected from Cape D'Aguilar Bay, Hong Kong, 5 April 1986; photo by B.W. Darvell; maximum colony diameter 17 mm; B, Okenia hiroi, registered specimen AM C138136, on a nontype colony of I. acanthus n. sp., photographed 10 April 1983 at Site 4.57, Bate Head, Mirs Bay, Hong Kong, at 5–10 m depth by B.W. Darvell.
FIGURES 9–14 in New fungusfeeding thrips (Thysanoptera Phlaeothripinae) from tropical Australia
FIGURES 9–14. Majerthrips and Sennithrips species. (9) M. barrowi micropterous female, ventral; (10) M. barrowi micropterous female, dorsal; (11) M. barrowi apterous female, metanotum and tergites I–II; (12) S. psomus, ventral; (13) S. psomus, dorsal; (14) S. psomus antenna. [ns = prothoracic notopleural suture; ss = metathoracic sternopleural suture]
FIGURES 15–23 in New fungusfeeding thrips (Thysanoptera Phlaeothripinae) from tropical Australia
FIGURES 15–23. Jacotia, Stomothrips and Streptothrips species. (15) J. rhodorcha head and thorax; (16) J. rhodorcha antenna; (17) J. rhodorcha female; (18) Sto. mouldeni, dorsal; (19) Sto. mouldeni, ventral; (20) Str. tribulatius female aptera; (21) Str. tribulatius tergites VIII–X; (22) Str. tribulatius female aptera mesonotum and metanotum; (23) Str. tribulatius female macroptera antenna.
FIGURE 2. Nucinella boucheti n in A gigantic deepsea Nucinellidae from the tropical West Pacific (Bivalvia: Protobranchia)
FIGURE 2. Nucinella boucheti n.sp. A, B. Holotype, height 24 mm. C, D. Paratype 1, height 18 mm. E. Paratype 2, height 21 mm. F. Paratype 3, height 20 mm. G. Paratype 4, height 15 mm.
FIGURE 3. Nucinella boucheti n in A gigantic deepsea Nucinellidae from the tropical West Pacific (Bivalvia: Protobranchia)
FIGURE 3. Nucinella boucheti n.sp. A–C. Holotype, A. hinge (arrow: ligament pit), B. posterior teeth, C. anterior teeth. D, E. Paratype 2, hinge. F, G. Paratype 4, hinge. H. Paratype 3, ligament (arrows: periostracum). Scale bars: 1 mm.
FIGURE 18 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 18. Zoogeographical components of the alpheid fauna of the oceanic islands in the tropical southern Atlantic, indicated by percentages: ADR, Atol das Rocas; ASC, Ascension Island; CVA, Cape Verde Archipelago; FDN, Fernando de Noronha Archipelago; GOG, Gulf of Guinea: São Tomé, Príncipe and Annobón Islands; SPP, São Pedro & São Paulo Archipelago; STH, Saint Helena Island. TMV, Trindade & Martin Vaz Archipelago. Other abbreviations: AA, amphi-Atlantic component; EA, eastern Atlantic component; En, endemic component; WA, western Atlantic component.
FIGURE 17 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 17. Patterns of the alpheid species richness in the tropical southern Atlantic Ocean. Circle diameters are sized in proportion to the number of species in each area. Numbers inside brackets refer to alpheid species richness: ADR (25), Atol das Rocas; ASC (14), Ascension Island; CBR (69), continental coast and shelf of Brazil from Amapá to Rio Grande do Sul (including Abrolhos Archipelago); CUA (4), continental coast and shelf of Uruguay and Argentina (including Falkland/ Malvinas Islands); CVA (22), Cape Verde Archipelago; FDN (23), Fernando de Noronha Archipelago; FMC (41), North Carolina to Florida and Texas, Gulf of Mexico, Caribbean Sea, Bahamas, and Bermuda (indicating total number of species shared with South Atlantic); GOG (30), Gulf of Guinea: São Tomé, Príncipe and Annobón Islands; NCS (10), North Chain Seamounts; SPP (1), São Pedro & São Paulo Archipelago; STH (6), Saint Helena Island; TMV (21), Trindade & Martin Vaz Archipelago; VTS (6), Vitória-Trindade Seamounts Chain; WAC (27), West African continental coast and shelf from Senegal to Namibia. Abbreviations for oceanic currents: AEU, Atlantic Equatorial Undercurrent; BC, Brazil Current; CC, Canary Current; GC, Guinea Current; NEC, North Equatorial Current; NECC, North Equatorial Countercurrent; SEC, South Equatorial Current; SECC, South Equatorial Countercurrent. Circles with the same colour and diameter indicate similar species richness.
FIGURE 15 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 15. Synalpheus trinitatis sp. nov., paratype, male from Trindade Island, Enseada dos Portugueses (MZUSP 33316): A—right (major) chela, lateral view; B—same, detail of distodorsal protuberance; C—left uropod, dorsal view.
FIGURE 16 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 16. Synalpheus brooksi Coutière, 1909, male-looking ovigerous specimen from Ceará, Brazil (MZUSP 31145): A— frontal region, dorsal view; B—pleon, lateral view; C—telson, dorsal view; D—right (major) chela, mesial view; E—left uropod, dorsal view, F —right uropod, dorsal view.
FIGURE 14 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 14. Synalpheus trinitatis sp. nov., holotype, male from Enseada dos Portugueses, Trindade Island (MZUSP 30089): A—right (major) cheliped, lateral view; B—same, chela, mesial view; C—same, distal portion of chela, lateral view; D—left (minor) cheliped, lateral view; E—same, chela, mesial view.
FIGURE 13 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 13. Synalpheus trinitatis sp. nov., holotype, male from Enseada dos Portugueses, Trindade Island (MZUSP 30089): A—frontal region, dorsal view; B—same, lateral view; C—pleon, lateral view; D—telson, dorsal view; E—right third maxilliped, lateral view; F, same, tip of ultimate article, mesial view; G—right second pereiopod, lateral view; H—right third pereiopod, lateral view; I—same, distal portion of propodus and dactylus, lateral view; J—right fifth pereiopod, lateral view; K—right uropod, dorsal view.
FIGURE 12 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 12. Synalpheus townsendi Coutière, 1909: A, B—male from Ilha Sul, Trindade Island, Brazil (MZUSP 33268), A— dorsal view; B—lateral view; C, D—ovigerous female from Ilha Sul, Trindade Island, Brazil (MZUSP 33247), C—dorsal view; D—lateral view. Photographs by J.B. Mendonça.
FIGURE 1 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 1. Trindade and Martin Vaz Archipelago (TMV): A—Position of the TMV relative to the Brazilian continental coastline and Vitória-Trindade Seamount Chain, and isobath curves around TMV; B—Trindade Island viewed from distance; C—Martin Vaz Islands viewed from distance; D–G—Trindade Island; D—rocky-sandy beach near Parcel das Tartarugas, partly exposed at low tide; E—artificial reef substrate (ARS) being deployed on hard bottom composed of large boulders among patches of sand and calcareous algae; F—mixed hard bottom characterised by numerous nodules of calcareous algae; G—irregular hard limestone bottom. A, adapted from Perreira-Filho et al. (2011); photographs by J.B. Mendonça.
FIGURE 10 in Alpheid shrimps (Decapoda: Caridea) of the Trindade & Martin Vaz Archipelago, off Brazil, with new records, description of a new species of Synalpheus and remarks on zoogeographical patterns in the oceanic islands of the tropical southern Atlantic
FIGURE 10. Alpheus rudolphi Almeida & Anker, 2011: A, B—female from Enseada dos Portugueses, Trindade Island, Brazil (MZUSP 33255), A—dorsal view; B—lateral view; C–E—in situ photographs of A. rudolphi associated with sea anemones at three localities in Brazil: C—Ilhas Rasas, Espírito Santo; D—Guarapari, Espírito Santo; E—Abrolhos, Bahia. Photographs by J.B. Mendonça (A. B), R. Macieira (C), P. Wirtz (D), M. Lisa (E).
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Allen Brain Atlas
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OpenNeuro
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