Featured Image: Egg Holotype of Suchoolithus portucalensis, oogen. and oosp. nov. Specimen FCT-UNL706 from Cambelas, Assenta Member, Lourinhã Formation, Upper Jurassic. The shape and preservation of the specimen suggests an unhatched clutch. From Russo et al. (2017) first paper listed below. Papers (All Open Access): Two new ootaxa from the late Jurassic: The oldest record of crocodylomorph eggs,Continue reading "Fossil Friday Roundup: March 10, 2017"

Featured Image: Thalassomedon hanningtoni, University of Nebraska State Museum (UNSM) 50132, U.S.A From Kear et al. (2017), first paper listed below. Papers (All Open Access): Exceptionally prolonged tooth formation in elasmosaurid plesiosaurians (PLOS ONE) Eocene/Oligocene deep-water agglutinated foraminifers (DWAF) assemblages from the Madonie Mountains (Sicily, Southern Italy) (PalaeoE) Neogene paleogeography provides context for understanding the origin andContinue reading "Fossil Friday Roundup: March 3, 2017"

Featured Image: Bajaichthys elegans, photograph of the holotype MCSNV T.922 From Davesne et al (2017), first paper listed below. Papers (All Open Access): Bajaichthys elegans from the Eocene of Bolca (Italy) and the overlooked morphological diversity of Zeiformes (Teleostei, Acanthomorpha) (Palaeontology) The internal cranial anatomy of Romundina stellina Ørvig, 1975 (Vertebrata, Placodermi, Acanthothoraci) and the originContinue reading "Fossil Friday Roundup: February 10, 2017"

Featured Image: The palaeoniscimorph Lambeia pectinatus. From Mickle (2017), first paper listed. Papers (All Open Access): The lower actinopterygian fauna from the Lower Carboniferous Albert shale formation of New Brunswick, Canada – a review of previously described taxa and a description of a new genus and species (Fossil Record) Atmospheric oxygen regulation at low Proterozoic levelsContinue reading "Fossil Friday Roundup: February 3, 2017"

Featured Image: Artist's reconstruction of two individuals of Siamogale melilutra sp. nov. Art by Mauricio Antón. For more information, see first paper. Papers (All Open Access): A new otter of giant size, Siamogale melilutra sp. nov. (Lutrinae: Mustelidae: Carnivora), from the latest Miocene Shuitangba site in north-eastern Yunnan, south-western China, and a total-evidence phylogeny of lutrines (Journal of SystematicContinue reading "Fossil Friday Roundup: January 27, 2017"

Featured Image: Reconstructions of the white matter tracts of the Tasmanian Devil  (left) and Thylacine  (right). Fibers are colored according to their approximate orientation (left-right = red, rostral-caudal = green, dorsal-ventral = blue). From Burns and Ashwell (2017). Papers (All Open Access): Effects of Pleistocene sea-level fluctuations on mangrove population dynamics: a lesson from Sonneratia alba (BMC EvolutionaryContinue reading "Fossil Friday Roundup: January 20, 2017"

Featured Image: The hyolith "Haplophrentis" could extend the tentacles of its feeding organ, lophophore, from between its shells. The paired spines, or helens, rotated downwards to prop the animal up off the ocean floor (Illustration by Danielle Dufault/ROM). For more information, see first item under News. Papers (All Open Access): The Lower Cretaceous in East-Central Utah—The CedarContinue reading "Fossil Friday Roundup: January 13, 2017"