halisaurus中文是什么意思

• 大洋龙

• halisarca    halisarca肉海绵属
• haliplidés    沼梭甲科
• haliserites    haliseritesm.pl.海勒斯属
• haliple    专业辞典1. n.m【昆虫】沼梭2.n.m.【昆】沼梭
• halisidota    halisidota星灯蛾属
• haliphron atlanticus    七胳膊章鱼
• halisteresis    halistérésishalistérésism.骨软化
• haliotoidea    鲍总科
• halistérésis    halistérésism.骨软化

• Originally, this taxon was included within " Halisaurus ", but was placed in its own genus.
• Although treated as synonymous with " Halisaurus " in the past, recent study recognizes it as valid.
• "Halisaurus " is an important taxon in studies of mosasaur phylogeny as it has been repeatedly considered the sister group to all other mosasaurs.
• "Pluridens " was synonymized with " Halisaurus " by Lindgren and Siverson ( 2005 ), but subsequent studies rejected the synonymy.
• Later workers questioned the phylogenetic position and monophyly of " Halisaurus ", in part because of striking Greek " sauros " = " lizard " ).
• Bardet et al . ( 2005, p . 464 ) diagnosed the Halsaurinae as all mosasaurs more closely related to " Halisaurus " than " Moanasaurus ".
• However, by the late 1980s, some paleontologists began to suggest that " H . sternbergii " belonged in its own genus and that " Halisaurus " was polyphyletic.
• A cladistic analysis of the Halisaurinae has indicated that " Eonatator " is the sister group to the clade " Halisaurus " and that it represents one of the most basal of known mosasaurid taxa.
• Designation of this subfamily followed many decades of confusion surrounding the type genus, " Halisaurus, " especially " H . sternbergii ", a species from the Mooreville Chalk Formation of Alabama and the Niobrara Chalk of Kansas.
• Originally, the species had been referred to the mosasaurine " Clidastes ", then to " Halisaurus " ( Russell, 1967; p . 369 ), which was also considered a member of the Mosasaurinae at that time.