WebDescription of the fossil remains of a mammal (Hyracotherium leporinum) and of a bird (Lithornis vulturinus) from the London clay. Transactions of the Geological Society of London 6: 203–208. DOI: 10.1144/transgslb.6.1.203 BHL; Houde, P.W. 1988. Paleognathous birds from the Early Tertiary of the Northern Hemisphere. Web30 jun. 2016 · We find a monophyletic Lithornithidae (containing Calciavis grandei, Pseudocrypturus cercanaxius, Lithornis plebius, Lithornis promiscuus, Lithornis celetius, Paracathartes howardae) as the sister taxon of Tinamidae at the base of Palaeognathae and also recover a monophyletic Ratitae in the morphology-only analysis.

Cohort - 13 definities - Encyclo

WebDe term “cohort” stamt af van de Latijnse term voor een gevechtseenheid. In de epidemiologie is een cohort een groep personen, die gedurende een bepaalde periode … WebHet begrip cohort heeft 2 verschillende betekenissen: 1) legereenheid in het oude Rome. Tien cohorten vormden een legioen, en werden zelf ingedeeld in drie manipels, die op … pacific collection service email scam

Evolution: Flight of the Ratites - ScienceDirect

WebDistinguishing taxonomic features. The main features of falconiforms include the hooked “raptorial” bill; the basal cere, or bare skin, covering the nostrils; the powerful feet with hooked claws; sustained powers of flight and carnivorous habits; and the difference in size between the sexes. Some suborders or families have additional ... WebLithornis sp. ( Lithornis) Taxonomic status: Species status: fossil genus (extinct) Your sightings. You must be logged in to view your sighting details. To register to myAvibase … WebOther articles where Lithornis is discussed: falconiform: Evolution and paleontology: The oldest raptorial bird (Lithornis) known is from the late Paleocene Epoch (57.9 to 54.8 million years ago) and may have been a New World vulture (family Cathartidae). Cathartids may have evolved in the Old World, dying out there and surviving only in the New World. … jeopardy game to play at home