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60 results for “Stelis”
FIGURES 58–63 in Nesting and Developmental Biology of the Cleptoparasitic Bee Stelis ater (Anthidiini) and Its Host, Osmia chalybea (Osmiini) (Hymenoptera: Megachilidae)
FIGURES 58–63. SEM micrographs of nipple end of cocoon of Stelis ater with outer layer of cocoon removed. 58. Part of nipple removed to expose passageway from tip of nipple to screened surface. 59. Close-up of screen forming base of chamber. 60. Part removed from nipple, showing texture of inner surface thought to result from larva pushing silk forward from inside the cocoon. 61–63. Close-ups of area identified by rectangles in figure 61, respectively; note changes in surface texture of silk, with silk of inner chamber shiniest.
FIGURES 18–22 in Nesting and Developmental Biology of the Cleptoparasitic Bee Stelis ater (Anthidiini) and Its Host, Osmia chalybea (Osmiini) (Hymenoptera: Megachilidae)
FIGURES 18–22. Microphotographs of cocoons of Osmia chalybea. 18. Inner surface of cocoon with cap of filter removed, cut longitudinally, showing white inner layer on anterior section fusing posteriorly with middle layer to produce dark semitransparent surface; note dark outer screen of nipple (pointer). 19. Front end viewed from inside, showing white silk of inner lining and inner screen (pointer). 20. Rear end viewed from inside, showing shiny, semitransparent inner surface with fecal streaks. 21. Front end of cocoon in early stages of construction viewed from inside, showing deposit of silk (pointer) that will make up hard cap of completed cocoon. 22. Front end of cocoon before inner lining applied, viewed from inside, showing undersurface of outer screen (pointer) before turning dark.
FIGURES 11–13. Osmia chalybea. 11 in Nesting and Developmental Biology of the Cleptoparasitic Bee Stelis ater (Anthidiini) and Its Host, Osmia chalybea (Osmiini) (Hymenoptera: Megachilidae)
FIGURES 11–13. Osmia chalybea. 11. Photograph of adult female. 12. Microptic photograph of cocoon, front end up, lateral view. 13. Close-up of nipple of same with outer cocoon layer removed and cap pried up to show outer screen beneath, near lateral view. FIGURES 14–16. Stelis ater. 14. Photograph of adult female. 15. Microptic photograph of entire cocoon, front end up, lateral view. 16. Microphotograph of same, showing characteristic elongate fecal pellets, lateral view.
FIGURES 1–7 in Nesting and Developmental Biology of the Cleptoparasitic Bee Stelis ater (Anthidiini) and Its Host, Osmia chalybea (Osmiini) (Hymenoptera: Megachilidae)
FIGURES 1–7. Trap nests used in the study of Osmia chalybea and Stelis ater. 1. Two trap nests deployed in the field. 2. Front end of U-shaped trap nest. 3. Front end of circular trap nest, showing circular openings to boreholes lined with paper straws and unlined; note that two exhibit nest closures. 4. U-shaped trap nest seen
FIGURES 33, 34 in Nesting and Developmental Biology of the Cleptoparasitic Bee Stelis ater (Anthidiini) and Its Host, Osmia chalybea (Osmiini) (Hymenoptera: Megachilidae)
FIGURES 33, 34. Radiographs of cocoons of Osmia chalybea, side view. 33. X-rayed cell containing mature larva surrounded by its cocoon. 34. Slice of CT scan of another cocoon showing anterior end of cocoon close to rear of preceding cell; note components of filter system at nipple although fine, loose silk not visible.
FIGURES 78–80 in Nesting and Developmental Biology of the Cleptoparasitic Bee Stelis ater (Anthidiini) and Its Host, Osmia chalybea (Osmiini) (Hymenoptera: Megachilidae)
FIGURES 78–80. Last larval instar of Osmia
FIGURES 23–29 in Nesting and Developmental Biology of the Cleptoparasitic Bee Stelis ater (Anthidiini) and Its Host, Osmia chalybea (Osmiini) (Hymenoptera: Megachilidae)
FIGURES 23–29. SEM micrographs of cocoons
FIGURES 1–10 in New species of the cleptoparasitic bee genus Stelis (Hymenoptera: Megachilidae, Anthidiini) from the Nearctic Region
FIGURES 1–10. Female habitus in profile view. 1. Stelis joanae, 2. S. occidentalis, 3. S. lamelliterga, 4. S. broemelingi, 5. S. paiute, 6. S. anthocopae, 7. S. imperialis, 8. S. anasazi, 9. S. shoshone, 10. S. alta. Scale bar = 1 mm.
FIGURES 11–20 in New species of the cleptoparasitic bee genus Stelis (Hymenoptera: Megachilidae, Anthidiini) from the Nearctic Region
FIGURES 11–20. Apex of female metasoma in posterior view. 11. Stelis joanae, 12. S. occidentalis, 13. S. lamelliterga, 14. S. broemelingi, 15. S. paiute, 16. S. anthocopae, 17. S. imperialis, 18. S. anasazi, 19. S. shoshone, 20. S. alta. Scale bar = 0.5 mm.
FIGURES 31–40. Male S4 in New species of the cleptoparasitic bee genus Stelis (Hymenoptera: Megachilidae, Anthidiini) from the Nearctic Region
FIGURES 31–40. Male S4 in ventral view. 31. Stelis joanae, 32. S. occidentalis, 33. S. lamelliterga, 34. S. broemelingi, 35. S. paiute, 36. S. anthocopae, 37. S. imperialis, 38. S. anasazi, 39. S. shoshone, 40. S. alta. Scale bar = 0.5 mm.
FIGURES 21–30. Male S3 in New species of the cleptoparasitic bee genus Stelis (Hymenoptera: Megachilidae, Anthidiini) from the Nearctic Region
FIGURES 21–30. Male S3 in ventral view. 21. Stelis joanae, 22. S. occidentalis, 23. S. lamelliterga, 24. S. broemelingi, 25. S. paiute, 26. S. anthocopae, 27. S. imperialis, 28. S. anasazi, 29. S. shoshone, 30. S. alta. Scale bar = 0.5 mm.
FIGURE. Vascular epiphytes representatives of the Augusto Ruschi Biological Reserve, Santa Teresa, Espírito Santo, Brazil. a–o Orchidaceae: a Pabstiella nymphalis. b Pabstiella pterophora. c Pabstiella seriata. d Pabstiella trifida. e Pabstiella villosisepala. f Phloeophila numularia. g Promenaea stapelioides. h Proschechea kautskyi. i Prosthechea pachysepala. j Scuticaria hadwenii. k Specklinia marginalis. l Specklinia subpicta. m Stelis aprica. n Stelis argentata. o Stelis intermedia. in Augusto Ruschi Biological Reserve vascular epiphytes: a hotspot in the mountains of the Atlantic Forest of Southeastern Brazil
FIGURE. Vascular epiphytes representatives of the Augusto Ruschi Biological Reserve, Santa Teresa, Espírito Santo, Brazil. a–o Orchidaceae: a Pabstiella nymphalis. b Pabstiella pterophora. c Pabstiella seriata. d Pabstiella trifida. e Pabstiella villosisepala. f Phloeophila numularia. g Promenaea stapelioides. h Proschechea kautskyi. i Prosthechea pachysepala. j Scuticaria hadwenii. k Specklinia marginalis. l Specklinia subpicta. m Stelis aprica. n Stelis argentata. o Stelis intermedia.
FIGURE. Orchidaceae from Honduras. A. Stelis poasensis. B. S. megachlamys. C. S. ornata. D. S. platystylis. E. S. quadrifida. F. S. segoviensis. G. Stenotyla lendyana. H. Trichosalpinx blaisdellii. I. Trigonidium egertonianum. J. Triphora debilis. K. T. nitida. L. Vanilla columbiana. M. V. hartii. N. V. insignis. O. V. pompona. P in An Updated Checklist of the Orchidaceae of Honduras
FIGURE. Orchidaceae from Honduras. A. Stelis poasensis. B. S. megachlamys. C. S. ornata. D. S. platystylis. E. S. quadrifida. F. S. segoviensis. G. Stenotyla lendyana. H. Trichosalpinx blaisdellii. I. Trigonidium egertonianum. J. Triphora debilis. K. T. nitida. L. Vanilla columbiana. M. V. hartii. N. V. insignis. O. V. pompona. P. Xylobium elongatum. Photographs by the authors, except J (D. Germer) and K (J. Hernández).
FIGURE 1. Stelis concava R in Stelis concava (Orchidaceae, Pleurothallidinae), a new species from the Brazilian Atlantic Forest
FIGURE 1. Stelis concava R. Miranda, Furtado & Menini. A. General view of the plant. B. Flower, front view. C. Detail of micropapilae in the synsepal. D. Detail of column, petals and lip. E. Column and lip, lateral view. F. Petal. G. Lip, front view. H. Lip, I. Lip, dorsal view.
FIGURE 2 in Stelis concava (Orchidaceae, Pleurothallidinae), a new species from the Brazilian Atlantic Forest
FIGURE 2. Stelis concava. Photographs by M.R. Miranda: A–B. From the paratype. C–D. From the holotype.
FIGURE 5 in Nomenclatural notes on Stelis ciliaris (Pleurothallidinae, Orchidaceae)
FIGURE 5. Lectotype of Stelis jimenezii Schltr. proposed here: Jiménez 621, AMES 55235. The lectotype collection comprises a leaf (shown on the photograph) and a flower preserved on glycerin slide. Courtesy of the Orchid Herbarium of Oakes Ames, Harvard University Herbaria.
FIGURE 3 in Nomenclatural notes on Stelis ciliaris (Pleurothallidinae, Orchidaceae)
FIGURE 3. SEM of Stelis ciliaris Lindl. A. Flower, general view. B. Elongate trichomes on apex of dorsal sepal. C. Papillae on adaxial surface of dorsal sepal. D. Petals, lip and column. E. Lip in front view. F. Trichomes on glenion. G. Papillae on adaxial surface of lip. Scale bar A = 1 mm, B–E = 100 μm, C, F and G = 50 μm, D =500 μm. (A–G: Ignowski 29).
FIGURE 1 in Nomenclatural notes on Stelis ciliaris (Pleurothallidinae, Orchidaceae)
FIGURE 1. Stelis ciliaris Lindl. Holotype deposited in Lindley's herbarium at K. Reproduced with permission of The Board of Trustees of the Royal Botanic Gardens, Kew.
FIGURE 4. S. confusa Schltr. A. Herbarium sheet 30418 in Nomenclatural notes on Stelis ciliaris (Pleurothallidinae, Orchidaceae)
FIGURE 4. S. confusa Schltr. A. Herbarium sheet 30418 at AMES containing a photograph of the holotype originally preserved at B and Ames's notes and sketches based on a flower from the holotype. B. Herbarium sheet of 23706 at AMES comprising copies of Schlechter's original illustrations and Ames's notes and sketches based on a flower from the holotype. Courtesy of the Orchid Herbarium of Oakes Ames, Harvard University Herbaria.
FIGURE 2 in Nomenclatural notes on Stelis ciliaris (Pleurothallidinae, Orchidaceae)
FIGURE 2. Habit and variation in color of Stelis ciliaris Lindl. A. Habit. B–F. Inflorescence. Scale bar A = 1 cm, B–F = 1 mm. (A: Ignowski 29; B–F: Smidt & Rodrigues 937).
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