Search for dissertations about: "Actinopterygii"

Found 2 swedish dissertations containing the word Actinopterygii.

  2. 1. Evolution of Vertebrate Eyes: a study on lens suspension and optical proterties

    Author : Ola Gustafsson; Biologiska institutionen; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; evolution; eye; fish; crystalline lens; lens suspension; multifocal optical systems; Agnatha; Actinopterygii; Chondrichthyes; Vertebrate; Sarcopterygii;

    Abstract : Many fishes have well-developed visual systems with color vision capabilities. The crystalline lens is the major refractive element in a fish eye since the cornea is optically inactive underwater. A typical fish eye has a large pupil and a lens of short focal length, features that increase light gathering ability. READ MORE

  4. 2. Phylogenetic analyses of the genus Rasbora (Teleostei: Cyprinidae) and its systematic postition within the cyprinid subfamily Danioninae (Actinopterygii: Cypriniformes)

    Author : Te-Yu Liao; Stockholms universitet; []
    Keywords : ;

    Abstract : .... READ MORE