|Named By:||Roger B. J. Benson, Mark Evans and Patrick S. Druckenmiller in 2012|
|Time Period:||Early Jurassic, 199.6-198 Ma|
|Location:||England, Somerset - Blue Lias Formation|
|Size:||Roughly About 2 meters long for the holotype|
|Fossil(s):||(NHMUK 14550) Post cranial skeleton missing parts of the limbs and the end of the tail. Partial posterior (rear) of the skull also known. A second specimen is also known but uncatalogued at the time of writing|
|Classification:||| Chordata | Reptilia | Sauropterygia | Plesiosauria | Rhomaleosauridae ||
Avalonnectes is an extinct genus of small-bodied rhomaleosaurid known from the Early Jurassic period (most likely earliest Hettangian stage) of the United Kingdom. It contains a single species, A. arturi.