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Pteranodontids had a distinctive, elongated crest jutting from the rear of the head (most famously seen in Pteranodon itself). The spectacularly-crested Nyctosaurus is sometimes included in this family, though usually placed in its own family, the Nyctosauridae (Nicholson & Lydekker, 1889).
Pteranodon sternbergi is an extinct species of the pteranodontid pterodactyloid pterosaur genus Pteranodon from the Late Cretaceous geological period of North America. P. sternbergi was among the largest pterosaurs, with a wingspan of up to 6 metres (20 ft) in males.
Pteranodon sternbergi is the only known species of Pteranodon with an upright crest. The lower jaw of P. sternbergi was 1.25 meters (4.1 ft) long. [ 47 ] It was collected by George F. Sternberg in 1952 and described by John Christian Harksen in 1966, from the lower portion of the Niobrara Formation.
In 2003, it was given a phylogenetic definition by David Unwin as the common ancestor of Pteranodon and Nyctosaurus plus all its descendants. Though Marsh had originally named this group based on the shared absence of teeth in those species, most analyses show that all of the traditional "ornithocheiroid" pterosaurs are also members of this clade.
Pteranodontoidea (or pteranodontoids, from Greek meaning "toothless wings") is an extinct clade of ornithocheiroid pterosaurs from the Early to Late Cretaceous (early Valanginian to late Maastrichtian stages) of Asia, Africa, Europe, North America and South America. [1]
Pier Sixty-Six is a resort and marina located in Fort Lauderdale, Florida. Situated on 32 acres, the Pier Sixty-Six property sits on the north and south sides of the 17th Street Causeway Bridge. [1] In 2016, Tavistock Development Company acquired the property and initiated a redevelopment project for Pier Sixty-Six. [2]
He, incorrectly, claimed the pelvis elements were misidentified parts of the notarium of the shoulder girdle and referred several additional specimens to Ornithostoma, among them a skull fragment featuring a crest base, specimen CAMSM B.54406, and postcranial fragments such as vertebrae and limbs.
The Atwood Lake Resort and Conference Center, [13] with nine hole par-3 and 18-hole championship golf courses, was built in 1965. The MWCD transferred ownership of the property to Carroll County on February 10, 2012. [14] The resort closed in March 2016 due to financial problems. [15] The facility was sold to Billy Burns in January 2017. [16]