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Table 6 Factor loadings of traits in the principal component analysis of shell variation in the morphospecies of L. stagnalis s. l

From: A comparative study of shell variation in two morphotypes of Lymnaea stagnalis (Mollusca: Gastropoda: Pulmonata)

Character PC1 PC2 PC3
L. stagnalis s. str
 Whorls number −0.133056 0.989007 −0.062699
 SH −0.981103 −0.006697 0.158126
 SW −0.955505 −0.053539 −0.177866
 SpH −0.878451 0.068038 0.454748
 BWH −0.978979 −0.025853 0.028526
 AH −0.957439 −0.074609 −0.166515
 AW −0.909469 −0.040563 −0.269186
 % variation explained 76.67 14.19 5.26
L. fragilis
 Whorls number −0.524017 −0.820303 0.224101
 SH −0.979662 −0.038352 −0.165833
 SW −0.945147 0.186589 0.130178
 SpH −0.880820 −0.241272 −0.377257
 BWH −0.959795 0.141084 −0.088616
 AH −0.944156 0.195684 0.105382
 AW −0.902253 0.203292 0.265825
 % variation explained 79.00 12.39 4.67