Fil:The biology of dragonflies (Odonata or Paraneuroptera) (1917) (20195810059).jpg

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Beskrivelse

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Beskrivelse
English:

Title: The biology of dragonflies (Odonata or Paraneuroptera)
Identifier: biologyofdragonf00till (find matches)
Year: 1917 (1910s)
Authors: Tillyard, Robin John, 1881-1937
Subjects: Dragon-flies
Publisher: Cambridge (Eng. ) : University Press
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
262 CLASSIFICATION (CH. Subfamily 3. Petalurinae (fig. 120). Triangle of forewing slightly elongated transversely, that of hindwing shghtly elongated longitudmally. Subtriangle of forewing large, reticulated; that of hindwing simple. Median space free. Anal loop absent or rudimen- tary. Eyes well separated. Labium with incised median lobe. Female with complete ovipositor. Insects of large size.
Text Appearing After Image:
Fig. 120. Wings of Petalura gigantea Leach, <J, New South Wales. (Hw. 57 mm.) Original. Larva subcylindrical, with short 7-jointed antennae (fig. 43). Mask flat, with thick, shghtly hollowed lateral lobes and short movable hook; no setae; median lobe triangular. Gizzard with eight fields, dentition much reduced. GUIs simplex imdulate. Subfamily 4. Cordulegastrinae (fig. 121). Triangles equal, shghtly elongated; subtriangles incomplete. Median space free. 31 ^ not waved. Eyes nearly or just touching. Labium with incised median lobe. Female with large projecting ovipositor with valves of seg. 9 absent. Larva hairy, with oval abdomen, slender 7-jointed antennae, divergent wing-sheaths (cf. fig. 33). Mask spoon-shaped, with mental and lateral setae; lateral lobes with small movable hook and comphcated dentition. Gizzard with four bilaterally symmetrical fields. Gills simplex undulate. Subfamily 5. Aeschninae. Triangles approximately equal, elongated longitudinally, crossed; sub- triangles weak or absent. Strong compact anal loop formed between A2 and A^. Median space free or crossed. M^ waved. Eyes meeting mid- dorsally for a long distance (except Petaliini). Labium with median lobe shghtly incised, or with a longitudinal depression. Female with complete ovipositor.

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https://www.flickr.com/photos/internetarchivebookimages/20195810059/

Forfatter Internet Archive Book Images
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(Genbrug af denne fil)		 At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail.
Flickr tags
InfoField
  • bookid:biologyofdragonf00till
  • bookyear:1917
  • bookdecade:1910
  • bookcentury:1900
  • bookauthor:Tillyard_Robin_John_1881_1937
  • booksubject:Dragon_flies
  • bookpublisher:Cambridge_Eng_University_Press
  • bookcontributor:University_of_California_Libraries
  • booksponsor:Internet_Archive
  • bookleafnumber:286
  • bookcollection:cdl
  • bookcollection:americana
  • BHL Collection
Flickr posted date
InfoField
7. august 2015

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This image was originally posted to Flickr by Internet Archive Book Images at https://flickr.com/photos/126377022@N07/20195810059. It was reviewed on 19. september 2015 by FlickreviewR and was confirmed to be licensed under the terms of the No known copyright restrictions.

19. september 2015

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nuværende19. sep. 2015, 21:43Miniature af versionen fra 19. sep. 2015, 21:431.582 × 794 (303 KB)Fæ== {{int:filedesc}} == {{subst:chc}} {{information |description={{en|1=<br> '''Title''': The biology of dragonflies (Odonata or Paraneuroptera)<br> '''Identifier''': biologyofdragonf00till ([https://commons.wikimedia.org/w/index.php?title=Special%3ASea...

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