aperta as a sister taxon
(Kelchner & Clark, 1997).
All analyses described herein are consistent with placement of the holopelagic Poeobius meseres within Flabelligeridae, and specifically as sister taxon
to Therochaeta collarifera.
palliata as the sister taxon
to the remainder taxa agreeing with previously reported topologies (Meireles et al.
9A), Nyctiphruretus is recovered as the sister taxon
to the clade consisting of the other nonpareiasaurian Mezen river parareptiles and pareiasaurs.
By including Hippomane mancinella and its sister taxon
Bonania cubana, a node is created that can be constrained to a minimum age of 40 mya based on the oldest reliable age estimate of the fossil Crepetocarpon perkinsii (Dilcher & Manchester, 1988; Potter & Dilcher, 1980).
At each node, the composite average set of shape coordinates was computed for each sister taxon
and its first-level outgroup.
One of these, Amborellaceae (represented by Amborella trichopoda Baillon) has been identified recently as the sister taxon
to all remaining angiosperms and has consequently become the focus of numerous investigations into its natural history and fundamental biology.
In none of the trees does Cordaianthus occur as a sister taxon
with Emporia or any genus of the Utrechtiaceae.
It is sister taxon
to the eastern clade in all the successively weighted trees.
This shag species was placed as sister taxon
to the penguin species in the total evidence tree but as sister taxon
to the petrel species in the taxonomic congruence tree.
The two North American Agelaius are identified as sister taxa, but the North American Xanthocephalus is the sister taxon
to all Agelaius and close relatives.
north Tenerife or La Palma) is closest to its sister taxon