Same comment as I posted on the paper's site. For their new taxon, Asteriornis, Field et al. 2020 propose a node basal to the traditional clade, ‘Galloanserae'. A competing cladogram (link below...
- David Peters Studio/After 5
The authors wrote:
“These findings could imply that feathers had deep evolutionary origins in ancestral archosaurs, or that these structures arose independently in pterosaurs.”