File:Ris1921 Wing venation Metacnemis valida.jpg
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Summary
| Description |
English: Drawing of wing venation of Metacnemis valida.
Detail of Plate V. Fig 2. from Ris, F. (1921). The Odonata or Dragonflies of South Africa. Annals of the South African Museum, XVIII, 245-452. Explanation of Plate V. (copied from original). 1. Hemianax ephippiger. Venation of Anisoptera. Lettering of veins in front wing, of spaces in hind wing. C. Costal Sc. Subcostal. R + M. Common stalk of cubital. A. Anal. R. Radial. Rs. radial sector. Rsa. Second branch of radial sector (in Aeschninae). Rspl. Radial supplement. B. Bridge from base of radial sector to medial. M1-4. Common stalks and branches of medial. Mspl. Medial supplement. Cu1 and Cu2. Branches of cubitus. Anq. Antenodal cross-veins. Pnq. Postnodal cross-veins. Arc. Arculus. Nod. Nodus. Pt. Pterostigma. c. Costal. sc. Subcostal. m. Medial. cu. Cubital-anal. t. triangle. ht. Supra-triangle. al. Divisions of anal loop. df. Discoidal field. mbr. Membranula. A1-3. Branches of anal vein in hind wing. Oblv. Oblique vein at distal end of bridge, bridge between o and o. 2. Metacnemis valida. Venation of Zygoptera. Lettering as in fig. 1. A*. part of anal vein between petiole of wing and Cu2. Q. Quadrangle. |
| Date | |
| Source | Ris, F. (1921). The Odonata or Dragonflies of South Africa. Annals of the South African Museum, XVIII, 245-452. at https://www.biodiversitylibrary.org/bibliography/8496#/summary Also available at https://archive.org/details/odonataordragonf00risf |
| Author | Friedrich Ris |
Licensing
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
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| current | 11:33, 17 November 2016 | | 1,234 × 879 (120 KB) | Alandmanson | User created page with UploadWizard |
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