File:The biology of dragonflies (Odonata or Paraneuroptera) (1917) (20388628151).jpg

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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

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270 CLASSIFICATION" (CH. Tribe 3. Palpopleurini. Wing vari-coloured, relatively broad. Anal loop elongated, with nearly straight mid-rib. Sectors of arculus separate in forewing, slightly fased in hindwing. ^rc. between ^a^j and ^Xj. Supplementary 5a: present. Prothorax with large lobe. Larva with head of somewhat triangular shape, the eyes placed mid-laterally.
Text Appearing After Image:
Fig. 131. Wings of Libellula fulva MiiUer, (J, Britain. (Hw. 33 mm.) Original. Tribe 4. Brachydi'placini (fig. 132, also PI. I, fig. 2). Sectors of arculus fused, but less so in fore than in hindwing. Arc. mostly between Ax^ and Ax2 • Anal loop variable, often extending far beyond level of triangle. M2, Ss, and Rspl run parallel to one another up to the wing- border; Rspl often broken. Mspl absent or rudimentary. Triangle of hindwing often distad from arc. Supernumerary Bx and Cux often present. Larva (Nannothemis) very hairy, with head rounded in front and behind, ej^es well-roimded and placed at antero-lateral angles. This tribe includes two series: Series 1. BrachydiplaxSeries. Old World. Series 2. UracisSeries. New World. Tribe 5. Sympetrini (fig. 133). Arculus and its sectors as in Tribe 4. Last Ax in forewing usually incom- plete. Sspl well-formed, concave to Rs. numerary Bx or Cux (exc. Neurothemis). Mspl usually distinct. No super- Hindwing with broad anal field;

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  • 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:294
  • bookcollection:cdl
  • bookcollection:americana
  • BHL Collection
Flickr posted date
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7 August 2015

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