Ray-finned fishes (Actinopterygii) form the largest clade of vertebrates with more than 34,000 valid species currently described. Here, I use a variety of sequencing approaches to tackle evolutionary questions in fishes, from recent habitat transitions in a group of silverside fishes, to...
The genus Leucauge (Tetragnathidae, Leucauginae) includes 174 described species from the tropical and subtropical regions of all continents with the exception of Europe and Antarctica. In this dissertation, evolutionary questions at different hierarchical levels are explored using the spider...