Background: The taxonomy of pines (genus Pinus) is widely accepted and a robust gene tree based on entire plastome sequences exists. However, there is a large discrepancy in estimated divergence times
Aeolidida is one of the largest clades of nudibranchs with at least 560 known species. However, its systematics has not been studied in a comprehensive manner. Phylogenetic analyses of larger clades s
The identity of Scolelepis squamata (O.F. Müller, 1806) (Spionidae) has long been under debate. For clarification of this problem a collection of Scolelepis specimens at the type locality of this spec
An unusual sterile, asexually reproducing crustose lichen was encountered during fieldwork in the Yukon Territory of Canada. Genus and family level placement of the taxon were precluded by a lack of b
