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FIGURE 92–98 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 92–98. Sterna and genitalia of Dasypoda vulpecula male: 92—Sternum 6; 93—Sternum 7 on the base of sternum 8 with two basal hooks on the sides; 94—Apex of sternum 8; 95—Genitalia in dorsal view; 96—Genitalia in ventral view; 97—Gonostylus in dorsal view; 98—Two inner lobes of gonostylus.

FIGURE 21–27 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 21–27. Dasypoda iberica male genitalia: 21–24—General view of genitalia; 25—Base of gonostylus with protuberance; 26–27—Pollen grains on the genitalia.

FIGURE 48–54 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 48–54. Male of Dasypoda tibialis. 48–53—Sterna and genitalia: 48—Apex of sternum 6; 49—Sternum 7 on the base of sternum 8; 50—Apex of sternum 8 under the base of genitalia; 51–53—Genitalia in dorsal (51), lateral (52) and latero-ventral (54) view; 54—Lables of Dasypoda tibialis lectotype.

FIGURE 80–91 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 80–91. Male of Dasypoda vulpecula: 80—Male in dorsal view; 81—Male in lateral view; 82—Head in frontal view; 83—Malar area; 84—Galea; 85—Antenna; 86—Scutum; 87—Metanotum and propodeum; 88, 91—Hind tibia (88—from Lebedev 1929: 270, fig. 1); 89—Metasoma in ventral view; 90—Metasoma in dorsal view.

FIGURE 110 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 110. Distribution map of Dasypoda iberica, D. tibialis and D. vulpecula: l—D. iberica; ▲—D. vulpecula;¾—D. tibialis.

FIGURE 28–37 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 28–37. Female of Dasypoda iberica: 28—Female in dorsal view; 29—Female in lateral view; 30—Head in frontal view; 31—Clypeus and labrum; 32—Malar area; 33—Flagellum; 34—Scutum; 35—Metasoma, dorsal view; 36—Pygidial plate; 37—Metasoma, ventral view.

FIGURE 38–47 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 38–47. Male of Dasypoda tibialis: 38—Male in dorsal view; 39—Male in lateral view; 40—Head in frontal view; 41—Malar area; 42—Galea; 43—Glossa; 44—Flagellum; 45—Scutum and scutellum; 46—Hind tibia; 47—Metasoma, ventral view.

FIGURE 1–12 in Redescription of three rare species of Dasypoda bees with first description of D. iberica and D. tibialis females (Hymenoptera, Apoidea, Melittidae)

FIGURE 1–12. Male of Dasypoda iberica: 1—Male in dorsal view; 2—Male in lateral view; 3—Head in frontal view; 4—Vertex; 5—Malar area; 6—Apex of galea; 7—Flagellum; 8—Scutum; 9—Propodeum; 10—Hind tibia and basitarsus; 11—Metasoma in dorsal view; 12—Metasoma in ventral view.

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FIGURE 1. Cheniella tsoongii X. Peng, K. W. Jiang & T. Y in Cheniella tsoongii (Leguminosae: Cercidoideae), a rare, critically endangered new species from southern China

FIGURE 1. Cheniella tsoongii X. Peng, K. W. Jiang & T. Y. Tu, sp. nov. A. Habitat; B. Reproductive branch; C. Leaves and branches; D. Tendrils; E. Stipules; F. Young inflorescence; G. Young flower; H. Old flower; I. Young inflorescence, showing bracts and bracteoles; J. Young inflorescence, showing hypanthia; K. Bud; L. Lateral view of a flower, showing the reflexed calyx lobes and hypanthium greatly shorter than pedicel; M. Adaxial surface of leaf; N. Abaxial surface of leaf; O. Young legume; P. Mature legume. Scale bar in K, L, M, N, O and P = 1 cm. Photographs taken by Zhi Xie (A–D, G, J, P); Tie-Yao Tu (E, F, H, I, K, L); Xia Peng (M–O).

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FIGURE 2 in New geographical and taxonomical observations on two rare Gonatozygon species (Zygnematophyceae, Desmidiales) from the upper Okavango Delta, Botswana

FIGURE 2. Light microscope images of Gonatozygon dicranoaculeatum Thomasson from the Okavango Delta (Botswana). A–D) Vegetative cells, E) Central part of a vegetative cell showing the absence of a median constriction, F) Asymmetrical, longer cell with chloroplast in one semicell longer compared to that in the other semicell, G) Portion of cell indicating the structure of bifurcated spines on the surface. Scale bar 20 µm.

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FIGURE 3 in New geographical and taxonomical observations on two rare Gonatozygon species (Zygnematophyceae, Desmidiales) from the upper Okavango Delta, Botswana

FIGURE 3. Scanning electron micrographs of cells of Gonatozygon dicranoaculeatum Thomasson, illustrating the A) apex, B) cell wall, and C) spine structure. Scale bars 10 µm.

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FIGURE 1. A in New geographical and taxonomical observations on two rare Gonatozygon species (Zygnematophyceae, Desmidiales) from the upper Okavango Delta, Botswana

FIGURE 1. A) Map of southern Africa indicating the position of the sampling site in the Nxamaseri floodplain, Okavango Delta, Botswana, B) Photograph of the sampling site.

FIGURE 5 in A botanical expedition in Eastern Alborz (Iran): rare plant species and assessing their conservation status

FIGURE 5. Distribution map of rare or threatened-endemic species of EasternAlborz. Alcea semnanica (black triangle), Allium barsczewskii (gray triangle) Allium brachyodon (white triangle), Asperula glomerata subsp. filiformis (black star), Asperula gorganica (gray star), Gnaphalium supinum (white star), Leontodon stenocalathius (black square), Leutea glaucopruinosa and Eriocycla ghafooriana (both gray square), Leutea translucens (white square), Linaria orientalis (black polygon), Linaria shahroudensis (gray polygon), Potentilla ghazniensis (white polygon), Tulipa ulophylla (black ellipse), Veronica bungei (gray ellipse) and Veronica longipedicellata (white ellipse). Retrieved from Global Mapper v.22.1.1.

FIGURE 2 in A botanical expedition in Eastern Alborz (Iran): rare plant species and assessing their conservation status

FIGURE 2. Habit of selected threatened-endemic species of Eastern Alborz, A: Myopordon hyrcanum; B: Astragalus megalocystis; C: Astragalus anacamptus; D: Astragalus plagiophacos; E: Cousinia joharchii; F: Jurinea sharifiana.

FIGURE 4 in A botanical expedition in Eastern Alborz (Iran): rare plant species and assessing their conservation status

FIGURE 4. Distribution map of rare or threatened-endemic species of Eastern Alborz. Astragalus nubicola (black triangle), Astragalus olangensis (gray triangle), Astragalus rubrolineatus (white triangle), Cousinia decumbens (black square), Cousinia joharchii (gray square), Corydalis chionophila subsp. firouzii (white square), Crepis frigida (black ellipse), Crepis papposissima (gray ellipse), Echinops shahrudensis (white ellipse), Jurinea sharifiana (black polygon), Oxytropis kordkoyensis (gray polygon), Oxytropis shahvaria (white polygon), Atraphaxis radkanensis (black star), Eritrichium gracillimum (gray star) and Saxifraga koelzii (white star). Retrieved from Global Mapper v.22.1.1.

FIGURE 3 in A botanical expedition in Eastern Alborz (Iran): rare plant species and assessing their conservation status

FIGURE 3. Distribution map and new localities of rare or threatened-endemic species of Eastern Alborz (Damghan-Shahrud). Jurinea boreoiranica (black triangle), Myopordon hyrcanum (gray triangle), Drymocallis damghanensis (black square), Lindelofia stylosa (gray square), Dracocephalum ghahremanii (black star), Silene aminiradii (gray star), Silene orientoalborzensis (gray ellipse), Astragalus anacamptus (black ellipse), Astragalus plagiophacos (black polygon) and Astragalus megalocystis (gray polygon). Retrieved from Global Mapper v.22.1.1.

FIG. 10 in Description of a New Blind and Rare Species of Xyliphius (Siluriformes: Aspredinidae) from the Amazon Basin Using High-Resolution Computed Tomography

FIG. 10. Distributions of valid species of Xyliphius based on museum specimens and literature accounts (Alonso de Arámburu and Arámburu, 1962; Orcés, 1962; Taphorn and Marrero, 1993; Maldonado-Ocampo et al., 2005; Figueiredo and Britto, 2010; Ohara and Zuanon, 2013). Black triangles ¼ X. kryptos; white triangles ¼ X. magdalenae; white circles ¼ X. melanopterus; black circles ¼ X. lepturus; star ¼ X. sofiae; black squares ¼ X. barbatus; white diamonds ¼ X. anachoretes; circles half black, half white mark localities where X. melanopterus and X. lepturus were collected together.

FIG. 7 in Description of a New Blind and Rare Species of Xyliphius (Siluriformes: Aspredinidae) from the Amazon Basin Using High-Resolution Computed Tomography

FIG. 7. HRXCT model of suspensorium plus lower jaw (A) and hyoid arch (B–C) of Xyliphius sofiae, ANSP 182322, 44.1 mm SL. ach: anterior ceratohyal; ang: anguloarticular; br: branchiostegal rays; den: dentary; en: endopterygoid; hyo: hyomandibula; ih: interhyal; iop: interopercle; mc: mandibular canal tubules; met: metapterygoid; op: opercle; pch: posterior ceratohyal; pop: preopercle; qu: quadrate; ret: retroarticular; sup: suprapreopercle; uh: urohyal; vh: ventral hypohyal. Scale bar ¼ 2 mm.

FIG. 4 in Description of a New Blind and Rare Species of Xyliphius (Siluriformes: Aspredinidae) from the Amazon Basin Using High-Resolution Computed Tomography

FIG. 4. HRXCT model of skull and anterior body of Xyliphius sofiae, ANSP 182322, holotype, 44.1 mm SL. (A) Dorsal view. (B) Lateral view of left side. ang: anguloarticular; at: antorbital tubule; br: branchiostegal rays; cl: cleithrum; co: scapulocoracoid; cv: complex vertebrae; den: dentary; en: endopterygoid; epo: epioccipital; ex: extrascapular; fr: frontal; hyo: hyomandibula; ih: interhyal; io1: infraorbital 1; iop: interopercle; iot: infraorbital tubules; lal: lateral line tubules; let: lateral ethmoid; mc: mandibular canal tubules; mes: mesethmoid; met: metapterygoid; mnp: middle nuchal plate; mx: maxilla; na: nasal; op: opercle; pal: autopalatine; pch: posterior ceratohyal; pfr: pectoral-fin rays; pmx: premaxilla; po: preopercle; ps: pectoral-fin spine; pto: pterotic; pv5: parapophysis of vertebra five; qu: quadrate; rad: pectoral-fin radial; rb6: rib six; ret: retroarticular; sc: posttemporal-supracleithrum; soc: supraoccipital; spo: sphenotic; sup: suprapreopercle; v6: vertebrae six. Scale bar ¼ 2 mm.

FIG. 3 in Description of a New Blind and Rare Species of Xyliphius (Siluriformes: Aspredinidae) from the Amazon Basin Using High-Resolution Computed Tomography

FIG. 3. Ventral view of head. (A) Xyliphius sofiae, ANSP 182322, holotype, 44.1 mm SL. (B) X. melanopterus, FMNH 99495, 120.4 mm SL. (C) X. lepturus, ANSP 128941, 94.5 mm SL. (D) X. barbatus, MLP 6798, 92.0 mm SL. Photos by M. Sabaj.