Proposed origins of Protichnites ermita trace fossils: This 2012 Journal of Paleontology paper by Collette, Gass, and Hagadorn argues for euthycarcinoid origins for Protichnites ermita traces.
USGS Professional Paper: The Geology of Kentucky: This on-line publication of the United States Geological Survey discusses the geology of Kentucky as mapped on the USGS map of the state (which is not on-line).
Treatise on Invertebrate Paleontology: Presents a comprehensive and authoritative yet compact statement of knowledge concerning groups of invertebrate fossils. Listing of print volumes available for order on-line.
University of Kansas Paleontological Contributions: A journal series from the University of Kansas.
www.PalArch.nl: This peer-reviewed on-line journal features papers on vertebrate paleontology.
Texas Geology and Geography: A collection of interesting articles on Texas geology, geography, and paleontology.
eLibrary of International Palaeoentomological Society: The e-library contains ~ 45,600 references on fossil insects and general topics of entomology, palaeontology, evolution, phylogenetics, ecology and biogeography. The PDF library, available only to members, includes 33,245 e-reprints (April 2014).
Palaeontologia Electronia: Palaeontologia Electronica is an on-line journal of palaeontology.
Notebooks on Geology: Independent open-access geoscience magazine published electronically, which concentrates on stratigraphy, sedimentology and paleontology.
Dinosaurnews: The free, international, dinosaur webzine.