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. 2013 Jul 16;8(7):e69376. doi: 10.1371/journal.pone.0069376

Table 1. Datasets used in the present paper.

Dataset Subsets
Description n Description n
Dataset1 Body shape data for a QTL experiment in Midas cichlid fish (P. Franchini, C. Fruciano et al. unpublished data). A total of 20 points, comprising both landmarks and semilandmarks, was digitized. The full dataset oflandmark/semilandmark configurations was then subjected to a generalized Procrustes analysis (GPA)with sliding of semilandmarks [26]. Two modules (one cranial and one post-cranial; [31]) were defined,thereby effectively partitioning the 40 variables into two groups of 10 and 30 variables respectively. 376 Amphilophus astorquii 16
Amphilophus zaliosus 41
F1 individuals obtainedcrossing a female A. astorquiiand a male A. zaliosus 11
F2 individuals obtainedbreeding two F1 individuals 308
Dataset2 Data from a morphometric analysis of a contact area between two chromosomal races (CD and ACR)of the Western European house mouse (Franchini et al. unpublished data). Fifteen landmarks were collected inthe left mandible of each individual and then subjected to a GPA [25]. Two modules, defined by the ascendingramus and the alveolar region [9], were defined by 7 and 8 landmarks respectively, partitioning the variablesinto two groups of 14 and 16 variables. 84 CD 18
ACR 66
Dataset3 Data from a morphometric analysis of a hybridization area between two chromosomal races(CD and Standard races) of the Western European house mouse (Franchini et al. unpublished data).Landmarks and modules as in Dataset2. 86 Standard 45
Hybrids 41