hydromedusa การใช้

The subfamilies within Chelidae show the monophyly of the majority of the South American species and all the Australian species, with the far more ancient " Hydromedusa " as sister taxon to both these other groups.
In others ( for example, in sea urchin, hydromedusa, fern, or fish such as Japanese bitterlings ), the approach to the chemoattractant source is indirect and the movement is by repetitive loops of small radii.
In 1961, Osamu Shimomura extracted green fluorescent protein ( GFP ) and another bioluminescent protein, called aequorin, from the large and abundant hydromedusa " Aequorea victoria ", while studying photoproteins that cause bioluminescence in this species.
Ratifying the chic of underwater oddities, a long essay in " The Work of Charles and Ray Eames " ( Abrams, 1999 ) analyzes a short film by these two legendary furniture designers made recording the balletic movements of a hydromedusa.
Using shared derived characters, an early attempt in the 1970s used strict parsimony to determine the three long-necked genera ( " Chelodina ", " Chelus ", and " Hydromedusa " ) were each other's closest relatives.