Dictionary » D » Dextral

Dextral

Dextral

right, as opposed to sinistral, or left.

(Science: zoology) dextral shell, a spiral shell the whorls of which turn from left right, or like the hands of a watch when the apex of the spire is toward the eye of the observer.

Origin: From dexter.


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Subspecies comparison of the Genus: Corucia

... most specimens of Corucia zebrata alfredschmidti have the pinced-off version. Parietal scale five is just right of center rather than at the dextral edge as in the common monkey skink (width/length ratio = 13/17). Parietal scale five is also more symmetrical in shape and squarer than parietal ...

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by Brian - LCRC
Sat Aug 26, 2006 1:15 pm
 
Forum: Evolution
Topic: Subspecies comparison of the Genus: Corucia
Replies: 1
Views: 9293

subspecies comparision of the Genus: Corucia

... most specimens of Corucia zebrata alfredschmidti have the pinced-off version. Parietal scale five is just right of center rather than at the dextral edge as in the common monkey skink (width/length ratio = 13/17). Parietal scale five is also more symmetrical in shape and squarer than parietal ...

See entire post
by Brian - LCRC
Fri Aug 25, 2006 8:06 pm
 
Forum: Genetics
Topic: subspecies comparision of the Genus: Corucia
Replies: 0
Views: 4740

right or left

... alleles, or two manifestations of a gene at the same genetic location, that are associated with handedness. One of these alleles is a D gene (for dextral, meaning “right”) and the other allele is a C gene (for “chance”). The D gene is more frequent in the population and is more likely to occur ...

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by kiekyon
Wed Apr 05, 2006 1:47 pm
 
Forum: Human Biology
Topic: right or left
Replies: 6
Views: 3304


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