Elasmosauridae is an extinct family of plesiosaurs, often called elasmosaurs. They had the longest necks of the plesiosaurs and existed from the Hauterivian...

(Plesiosauria: Elasmosauridae) from the Lower Cretaceous of northeastern Queensland, with additional notes on the phylogeny of the Elasmosauridae" (PDF). Memoirs...

It was described and named in 2006, and was assigned to the family Elasmosauridae. The genus contains one species, F. suzukii. Futabasaurus has been estimated...

and bore a longitudinal crest or keel along the sides. The family Elasmosauridae was based on the genus Elasmosaurus, the first recognized member of...

Styxosaurus is a genus of plesiosaur of the family Elasmosauridae. Styxosaurus lived during the Campanian age of the Cretaceous period. Three species are...

(Plesiosauria: Elasmosauridae) from the Lower Cretaceous of northeastern Queensland, with additional notes on the phylogeny of the Elasmosauridae" (PDF). Memoirs...

below follows their results, showing only the relationships within Elasmosauridae. paleontology portal Timeline of plesiosaur research List of plesiosaur...

dubious genus of plesiosaur, an extinct marine reptile, belonging to the Elasmosauridae. The type species, Woolungasaurus glendowerensis, was named after Glendower...

result. The following cladogram shows the placement of Kaiwhekea within Elasmosauridae following an analysis by Rodrigo A. Otero, 2016: paleontology portal...

throughout its taxonomic history. In 1941, Cabrera classified it within the Elasmosauridae based on the shape of the cranial elements, which will prove to be correct...

Aristonectinae is a subfamily of plesiosaurs in the family Elasmosauridae. It includes the Late Cretaceous plesiosaurs Aristonectes and Kaiwhekea, traditionally...

Class: Reptilia Superorder: †Sauropterygia Order: †Plesiosauria Family: †Elasmosauridae Clade: †Weddellonectia Genus: †Marambionectes Species: †M. molinai Binomial...

indicate that they share many common features with the Leptocleididae and Elasmosauridae. They have been found worldwide, with specimens reported from New Zealand...

of Canada whose family is currently disputed, but is suggested to be Elasmosauridae. The name Leurospondylus comes from a fusion of two Greek words, leuros...

Plesiosauridae than to the Pliosauridae. Later in the Early Cretaceous, the Elasmosauridae appeared; these were among the longest plesiosaurs, reaching up to fifteen...

reclassified to Leptocleididae, and Aristonectes was transferred to Elasmosauridae. Cladogram based on Ketchum and Benson (2010): Roberts AJ, Druckenmiller...

Elasmosauridae...

complete. This included the skull, a part not often found intact in Elasmosauridae fossils. Other elements of the fossil included the anterior cervical...

Its closest relative is Elasmosaurus, and both belong to the family Elasmosauridae. There are six specimens of varying states of preservation on display...

O'Gorman (2020). "First record of Kawanectes lafquenianum (Plesiosauria, Elasmosauridae) from the La Colonia Formation of Argentina, with comments on the mandibular...

Cryptoclidus), with a medium-long neck and somewhat stocky build; Elasmosauridae, with very long, flexible necks and tiny heads; and the Cimoliasauridae...

Cimoliasauridae Cryptoclididae Cryptoclidus Microcleidus Muraenosaurus Elasmosauridae Elasmosaurus Futabasaurus Hydrotherosaurus Kimmerosaurus Libonectes...

Elasmosauridae...

Elasmosauridae...

; Moisley, W. L. (April 1986). "Late Cretaceous reptiles (Families Elasmosauridae and Pliosauridae) from the Mangahouanga Stream, North Island, New Zealand"...

aforementioned mosasaurs, plesiosaurs, represented by the families Elasmosauridae and Polycotylidae, became extinct during the event. The ichthyosaurs...

Satsuma-utsunomiya-ryu in 2019. This thesis clarified that it is the oldest Elasmosauridae in East Asia. Furthermore, during the cleaning process of Satsumautsunomiyaryu...

Class: Reptilia Superorder: †Sauropterygia Order: †Plesiosauria Family: †Elasmosauridae Clade: †Weddellonectia Genus: †Chubutinectes O'Gorman et al., 2023 Species:...

Elasmosauridae...

O'Gorman (2020). "First record of Kawanectes lafquenianum (Plesiosauria, Elasmosauridae) from the La Colonia Formation of Argentina, with comments on the mandibular...