Origin of cline
Related formsclin·al, adjectiveclin·al·ly, adverb
Examples from the Web for clinal
The number of pale specimens in any given series decreases gradually in a clinal pattern from west to east.Geographic Variation in the Pocket Gopher, Thomys bottae, in Colorado|Phillip M. Youngman
One of the species of Trinomys, Proechimys iheringi, is here subdivided into six subspecies which show a clinal variation.
Geographic variation in these measurements is clinal in some species.North American Jumping Mice (Genus Zapus)|Philip H. Krutzsch
The number of counterfolds in the molariform teeth vary in clinal fashion.
Clinal variation, from north to south, is shown in the decreasing length of the nasals.Speciation in the Kangaroo Rat, Dipodomys ordii|Henry W. Setzer