Surgeons vs Sturgeons - What's the difference?
surgeons | sturgeons |
* {{quote-journal, 2009, date=February 26, John A. Long et al., Devonian arthrodire embryos and the origin of internal fertilization in vertebrates, Nature, url=, doi=10.1038/nature07732, volume=457, issue=7233, pages=1124-1127
, passage=A comparable structure is unknown in early osteichthyan pelvic girdles, although juvenile sturgeons do show a series of pelvic basals in similar topological position to the basipterygium linking the last radial with the metapterygium 21 . }}