Avalonnectes

Benson et al. 2012

Avalonnectes is an extinct genus of small-bodied rhomaleosaurid known from the Early Jurassic period of the United Kingdom. It contains a single species, A. arturi.

Temporal range

Triassic

Jurassic

Cretaceous

Paleogene

Neogene

252 201 145 66 0 Ma

PBDB occurrences

Group

Sauroptérygiens

Carnivore aquatic, depth=surface Marine

click to enlarge

A–B, skull in dorsal view; C–E, postcranial skeleton; in left dorsolateral (C) and left lateral (D–E) views. In line drawings (B, E) dark grey tone indicates damage and light grey tone indicates the palate. Abbreviations: ca, caudal vertebra [number following indicates order in preserved series]; ce, cervical vertebra; d, dorsal vertebra; depr, depression; ecto, ectopterygoid; epip, epipterygoid; exp, expanded neural spine apex; fr, frontal; jug, jugal; l., left [followed by name of element]; mx, maxilla; p, ‘pectoral’ vertebra; par, parietal; pmx, premaxilla; po, postorbital; pofr, postfrontal; prfr, prefrontal; qua, quadrate; r., right [followed by name of element]; s, sacral vertebra; sq, squamosal; unexp, unexpanded neural spine apex. Scale bars equal 50 mm (A–B), 20 mm (C), and 200 mm (D–E). © Roger B. J. Benson, Mark Evans and Patrick S. Druckenmiller · CC BY 2.5 · Wikimedia

PBDB ↗ Wikipedia ↗

Classification

Sauropterygia Suborder

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Plesiosauria Order

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Rhomaleosauridae Family

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Avalonnectes Genus

Fossil sites 1 geolocated sites

Distribution

Top countries

🇬🇧 United Kingdom

Geological formations

Blue Lias

Temporal distribution

Hettangian (201.4–199.5 Ma)

Species (1)

Avalonnectes arturi 201 Ma

Images 2

Bibliography

Original description

R. B. J. Benson, M. Evans, and P. S. Druckenmiller. 2012. High diversity, low disparity and small body size in plesiosaurs (Reptilia, Sauropterygia) from the Triassic–Jurassic boundary. PLoS ONE 7(3):e31838 DOI ↗

Bibliography (1)

Avalonnectes

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