We describe the new aetosaur Aetobarbakinoides brasiliensis gen. et sp. nov. from the early Late Triassic (late Carnian – early Norian) Brazilian Santa Maria Formation. Leer más.

¡Bueno, empecemos en serio con esto! No sabía muy bien con qué empezar mis andanzas por estos lares, así que, impepinablemente, acabé barriendo para casa. Así que preparaos para una gran dosis de dinosaurios y evolución. Leer más.

My free Herps of PDX App for Android smartphones is now available for download.  This app is designed to help people identify amphibians and reptiles they may find in Portland, Oregon.  I’m not sure yet if Apple will accept it and publish it for iPhones. Leer más.

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t goes without saying that most predatory animals need to open their mouths when they want to stab or bite potential prey items. But, get this, there’s a group of snakes that can erect their teeth and stab prey with a closed mouth. And that’s not all that’s interesting about these snakes. Yes, time for more weird snakes. There are lots and lots and lots of weird snakes, and one of my favourite groups of weird snakes are the atractaspidids (or atractaspids), and in particular the atractaspidid genus Atractaspis. If you haven’t heard of these snakes before it might give you some idea of what they’re like to know that they’ve been variously referred to as mole vipers, burrowing asps, burrowing adders, stiletto snakes or side-stabbing snakes. I’m going to be referring to them as burrowing asps: be prepare to be amazed… Leer más.