Paleocene Mammals from Brazil – #365papers – 2018 – 67

de Paula Couto, 1952, Fossil Mammals from the Beginning of the Cenozoic in Brazil, Condylarthra, Litopterna, Xenungulata, and Astrapotheres: Bulletin of the American Museum of Natural History, v. 99, 355-394. What’s it about? This paper is a listing, with descriptions, of most of the Paleocene mammals of Brazil at the time of its writing (1952).Continue reading “Paleocene Mammals from Brazil – #365papers – 2018 – 67”

Why is Irritator so Irritating? – #365papers – 2018 – 66

Martill, Cruickshank, Frey, Small, and Clarke, 1996, A new crested maniraptoran dinosaur from the Santana Formation (Lower Cretaceous) of Brazil: Journal of the Geological Society, London, v. 153, p. 5-8. What’s it about? This paper is the description of a new species (and Genus and Family) of dinosaur, grouped with the tetanuran theropods, a subgroupContinue reading “Why is Irritator so Irritating? – #365papers – 2018 – 66”

A Lost Titan – #365papers – 2018 – 65

Kellner and Azevedo, 1999, A new sauropod dinosaur (Titanosauria) the the Late Cretaceous of Brazil, in Tomida, Rich, and Vickers-Rich, eds., Proceedings of the Second Gondwanan Dinosaur Symposium: National Science Museum Monographs, no. 15, p. 111-142. What’s it about? This paper is a detailed description of Gondwanatitan foustoi, a new species of titanosaur (a sauropod)Continue reading “A Lost Titan – #365papers – 2018 – 65”

Lost with the National Museum of Brazil – Gondwanatitan – Luto #MuseuNacional

On September 2, 2018, the National Museum of Brazil (Museu Nacional) was gutted by fire. 2018 was the Museu Nacional’s 200th year. This post is one of series in which I discuss an important specimens that may have been lost to science in the blaze. Alexander Kellner and Sergio de Azevedo described a new genusContinue reading “Lost with the National Museum of Brazil – Gondwanatitan – Luto #MuseuNacional”

Lost with the National Museum of Brazil – Santanaraptor – Luto #MuseuNacional

On September 2, 2018, the National Museum of Brazil (Museu Nacional) was gutted by fire. 2018 was the Museu Nacional’s 200th year. This post is one of series in which I discuss an important specimens that may have been lost to science in the blaze. In 1999, Alexander Kellner, a researcher at the Museu Nacional,Continue reading “Lost with the National Museum of Brazil – Santanaraptor – Luto #MuseuNacional”

Lost with the National Museum of Brazil – Luzia – Luto #MuseuNacional

On September 2, 2018, the National Museum of Brazil (Museu Nacional) was gutted by fire. The loss has hit the paleontology community (and the larger museum community) hard. I will highlight over the next few days some of the many priceless specimens that have been lost. This year, the Museu Nacional celebrated its 200th year.Continue reading “Lost with the National Museum of Brazil – Luzia – Luto #MuseuNacional”

On Fossil Eggshells – #365papers – 2018 – 63

Montanari, 2018, Cracking the egg: the use of modern and fossil eggs for ecological, environmental and biological interpretation: Royal Society Open Science, v. 5, 180006. What’s it about? Most people think of bones or shells as the most important mineralized remains of fossil animals. Vertebrates, particularly land-dwelling vertebrates, produce a third important (though often overlooked)Continue reading “On Fossil Eggshells – #365papers – 2018 – 63”

Long Distance Prospecting – #365papers – 2018 – 61

Conroy, Emerson, Anemone, and Townsend, 2012, Let your fingers do the walking: A simple spectral signature model for “remote” fossil prospecting: Journal of Human Evolution, v. 63, p. 79-84. What’s it about? The authors demonstrate the utility of satellite imagery combined with surface observations and GIS software to make predictions about where fossil localities mayContinue reading “Long Distance Prospecting – #365papers – 2018 – 61”

Pharyngeal Denticles and the Placoderms – #365papers – 2018 – 58

Johanson and Smith, 2005, Origin and evolution of gnathostome dentitions: a question of teeth and pharyngeal denticles in placoderms: Biological Reviews, v. 80, p. 303-345 What’s it about? This paper presents a detailed discussion of tooth development in fishes. In particular, the authors review the state of knowledge of tooth development in placoderms, among theContinue reading “Pharyngeal Denticles and the Placoderms – #365papers – 2018 – 58”