Sexual reproduction is pervasive in animals and has led to the evolution of sexual
dimorphism. In most animals, males and females show marked differences in primary and …

Ninetinae are a group of poorly known spiders that do not fit the image of 'daddy long-legs
spiders'(Pholcidae), the family to which they belong. They are mostly short-legged, tiny and …

With almost 600 species, the latest molecular phylogeny of pholcid spiders (Eberle et al.
2018, BMC Evolutionary Biology) more than triples the largest previously available …

Bilateral asymmetry in the genitalia is a rare but widely dispersed phenomenon in the
animal tree of life. In arthropods, occurrences vary greatly from one group to another and …

Background Pholcidae represent one of the largest and most diverse spider families and
have been subject to various studies regarding behavior and reproductive biology. In …

This paper provides formal descriptions of some of the unnamed taxa that were included in
the most recent molecular phylogeny of pholcid spiders (Eberle et al. 2018, BMC …

The spider genus Metagonia has been represented on the Galápagos Islands by two blind
species inhabiting lava tubes on Isabela and Santa Cruz. Epigean relatives had not been …

This study explores the potential use of photos for extracting basic data on spider eggs and
presents a first rough but comprehensive overview of egg sizes, egg numbers per egg sac …

The extreme sexual size dimorphism of some spiders has long attracted the attention of
biologists and triggered countless prominent studies on the phenomenon. This, in turn, has …

Males of the South American spider genus Mecolaesthus Simon, 1893 are characterised by
a dorsally 'inflated'prosoma or hump. Here we describe the first representatives of the genus …