Aquatic environments are an unusual habitat for most arthropods. Nevertheless, many
arthropod species that were once terrestrial dwelling have transitioned back to marine and …

The orb-weaving spiders (Orbiculariae) comprise more than 25% of the approximately
44,000 known living spider species and produce a remarkable variety of webs. The wheel …

Abstract The North American tarantula genus Aphonopelma provides one of the greatest
challenges to species delimitation and downstream identification in spiders because …

This review on all spider venom components known by the end of 2010 bases on 1618
records for venom compounds from 174 spider species (= 0.41% of all known species) …

Background The major islands of the Western Mediterranean--Corsica, Sardinia, and the
Balearic Islands--are continental terrenes that drifted towards their present day location …

The field of systematics involves at least three major elements: biodiversity exploration
(inventory); taxonomic discovery and description (taxonomy); and the estimation of …

Burmese amber is a significant source of fossils that documents the mid-Cretaceous biota.
This deposit was formed around 99 Ma on the Burma Terrane, which broke away from …

Spiders are the most important terrestrial predators among arthropods. Their ecological
success is reflected by a high biodiversity and the conquest of nearly every terrestrial …

ABSTRACT Tropical Amphi-Pacific and trans-Pacific disjunctions are among the most
controversial distribution patterns in biogeography. A disjunct distribution pattern between …

Spider diversity is partitioned into three primary clades, namely Mesothelae,
Mygalomorphae, and Araneomorphae. Mygalomorph cytogenetics is largely unknown. Our …