NEOICHNOLOGY OF TROPICAL AND ARID SCORPIONS: ENVIRONMENTAL IMPACTS ON BURROW CONSTRUCTION AND FORM

The first documentation of an Ordovician eurypterid (Chelicerata) from China

A eurypterid trackway from the Middle Ordovician of New York State

Eurypterids from the Price Formation of Virginia: First Eurypterids from the Mississippian of North America

Early Devonian (Lochkovian) eurypterids from the Yunnan province of southwest China

The first fossil record of the genus Phycosoma (Araneae, Theridiidae) from the lower Miocene Mexican amber, with the description of a new species

NEOICHNOLOGY OF AMPHIBIOUS ARTHROPODS: EFFECTS OF SUBAQUEOUS AND SUBAERIAL SUBSTRATE CONDITIONS ON TRACE MORPHOLOGY

A new species of the Ordovician horseshoe crab Lunataspis

Two new eurypterids (Arthropoda, Chelicerata) from the upper Silurian Yulongsi Formation of south-west China

First trigonotarbid arachnids from the Pennsylvanian of Indiana and Oklahoma

Ectoparasite borings, mesoparasite borings, and scavenging traces in early Miocene turtle and tortoise shell: Moghra Formation, Wadi Moghra, Egypt

Belinurus Bronn, 1839 (Chelicerata, Xiphosura) has priority over Bellinurus Pictet, 1846

The Early Devonian eurypterid Leiopterella tetliei from Arctic Canada

Central nervous system of a 310-m.y.-old horseshoe crab: Expanding the taphonomic window for nervous system preservation

Correcting a 135-year error: Limulidae Leach, 1819 (Chelicerata, Xiphosura) is the proper authority, not Limulidae Zittel, 1885

A new, giant ricinuleid (Arachnida, Ricinulei), from the Pennsylvanian of Illinois, and the identification of a new, ontogenetically stable, diagnostic character

Discerning the diets of sweep-feeding eurypterids: assessing the importance of prey size to survivorship across the Late Devonian mass extinction in a phylogenetic context

A new method for quantifying heterochrony in evolutionary lineages

Exotic Devonian palynomorphs from the Sifa-1X well in the Western Desert, Egypt

New horseshoe crab fossil from Germany demonstrates post-Triassic extinction of Austrolimulidae