Thompsonian Transformations


Thompsonian transformations are a graphical method for studying the relations of the morphologies of organisms in terms of overall patterns of modifications to their shared geometries.

Keywords: morphometrics; biomathematics; homology; allometry; biomechanics

Figure 1.

Transformation diagram showing how one fish species (the sunfish Orthagoriscus, on the right) can be derived by geometric deformation of the morphology of another (the porcupine fish Diodon, on the left). From Thompson .

Figure 2.

A Thompsonian transform relating the skull of a chimpanzee (left) to the skull of a baboon (right). From Thompson .



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Further Reading

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Horder, Tim(Jan 2006) Thompsonian Transformations. In: eLS. John Wiley & Sons Ltd, Chichester. [doi: 10.1038/npg.els.0004179]