pterosaurs respiration breathing sternum lungs pneumaticity air-sacs

Just when I'm in the middle of talking about the new dinosaurs and pterosaurs that were published in January (part I, part II, part III), February is turning out to be just as interesting. Yesterday saw the debut of the new basal sauropodomorph Panphagia protos (Martinez & Alcober 2009), and you'll know from SV-POW! that Matt Wedel's long-awaited paper on pneumatic hiatuses in sauropods recently appeared in Journal of Experimental Zoology. Today sees the appearance of another very neat study: Leon Claessens, Pat O'Connor and David Unwin's research on respiration and pneumaticity in…