Houde, P. Dickson, M., and Camarena, D. Basal Anseriformes from the early Paleogene of North America and Europe. Dataset 4, Anachronornis nov. gen. added to basal portion of Livezey, B. C., 1986. A phylogenetic analysis of recent anseriform genera using morphological characters. The Auk 103, 737-754. https://doi.org/10.1093/auk/103.4.737 apomorphies of higher taxa per Livezey 1986: fig. 2 This file includes putative apomorphies listed for alternate reconstructions of Anachronornis nov. gen. relative to Anseriformes, Anhimidae, and Anseres 1) putative apomorphies uniting Anachronornis nov. gen. with pan-Anseriformes 2) putative apomorphies uniting Anachronornis nov. gen. with Anhimidae 3) putative apomorphies uniting Anachronornis nov. gen. with Anseres Putative apomorphies listed in order of consistency index, then by character number ==> Indicates unambiguous character state optimization All transformations 1 step 1) putative apomorphies uniting Anachronornis nov. gen. with pan-Anseriformes Tree length = 67 Consistency index (CI) = 0.9254 Homoplasy index (HI) = 0.0746 CI excluding uninformative characters = 0.8837 HI excluding uninformative characters = 0.1163 Retention index (RI) = 0.8837 Rescaled consistency index (RC) = 0.8178 /------------------------------------------------------------------------------------------------------------ outgroup | ---------------------13 /--------------------------------------------------------------------------------------- Anachronornis | | | | /---------------------- Chauna \-------------------12 /------------------------------------------8 | | \---------------------- Anhima \--------------------11 | /------------------------------------------- Anseranas | | \--------------------10 /---------------------- Dendrocygna \--------------------9 \---------------------- Anatidae node 13 -> 12 Character CI transformation 2 1.000 a --> b 11 1.000 a --> b 12 1.000 a --> b 13 1.000 a --> b 17 1.000 a --> b 50 1.000 a --> b 40 0.500 a --> b 2) putative apomorphies uniting Anachronornis nov. gen. with Anhimidae Tree length = 67 Consistency index (CI) = 0.9254 Homoplasy index (HI) = 0.0746 CI excluding uninformative characters = 0.8837 HI excluding uninformative characters = 0.1163 Retention index (RI) = 0.8837 Rescaled consistency index (RC) = 0.8178 /-------------------------------------------------------------------------------------------------------- outgroup | | /---------------------------------------------------- Anachronornis -------------------------13 | | /-------------------------9 /-------------------------- Chauna | | \-------------------------8 | | \-------------------------- Anhima \------------------------12 | /---------------------------------------------------- Anseranas | | \------------------------11 /-------------------------- Dendrocygna \------------------------10 \-------------------------- Anatidae node_12 --> node_9 Character CI transformation 3 1.000 a --> b 5 1.000 a --> b 20 1.000 a --> b 3) putative apomorphies uniting Anachronornis nov. gen. with Anseres Tree length = 66 Consistency index (CI) = 0.9394 Homoplasy index (HI) = 0.0606 CI excluding uninformative characters = 0.9048 HI excluding uninformative characters = 0.0952 Retention index (RI) = 0.9070 Rescaled consistency index (RC) = 0.8520 /------------------------------------------------------------------------------------------------------------ outgroup | | /----------------------------------------------------------------- Anachronornis | | ---------------------13 /--------------------10 /------------------------------------------- Anseranas | | | | | | \---------------------9 /---------------------- Dendrocygna \-------------------12 \--------------------8 | \---------------------- Anatidae | | /---------------------- Chauna \---------------------------------------------------------------11 \---------------------- Anhima node_12 --> node_10 Character CI transformation 4 1.000 a --> b 16 1.000 a --> b 40 1.000 a ==> b 57 1.000 a --> b 23 0.500 a --> b 30 0.500 a --> b 44 0.500 a --> b 55 0.500 a --> b