ur ▁p ala e ont ology ▁is ▁the ▁scientific ▁study ▁of ▁those ▁animals , ▁especially ▁as ▁they ▁existed ▁before ▁the ▁Hol oc ene ▁E po ch ▁began ▁about ▁ 1 1 , 7 0 0 ▁years ▁ago . ▁ ▁The ▁year ▁ 2 0 1 3 ▁in ▁pale ont ology ▁included ▁various ▁significant ▁develop ments ▁regarding ▁arch osa urs . ▁ ▁This ▁article ▁records ▁new ▁tax a ▁of ▁foss il ▁arch osa urs ▁of ▁every ▁kind ▁that ▁have ▁been ▁described ▁during ▁the ▁year ▁ 2 0 1 3 , ▁as ▁well ▁as ▁other ▁significant ▁discover ies ▁and ▁events ▁related ▁to ▁pale ont ology ▁of ▁arch osa urs ▁that ▁occurred ▁in ▁the ▁year ▁ 2 0 1 3 . ▁ ▁Pseud os uch ians ▁ ▁Research ▁ ▁Mes oe uc roc ody li an ▁foss ils , ▁which ▁might ▁be ▁the ▁first ▁recorded ▁C en oz o ic ▁foss ils ▁of ▁at op osa ur ids , ▁are ▁described ▁from ▁the ▁E oc ene ▁Kan in ah ▁Form ation ▁of ▁Y emen ▁by ▁Stevens ▁et ▁al . ▁( 2 0 1 3 ). ▁ ▁New ▁tax a ▁ ▁New ly ▁named ▁bas al ▁din osa ur omorph s ▁ ▁Non - av ian ▁din osa urs ▁ ▁Research ▁ ▁A ▁study ▁on ▁the ▁re product ive ▁strateg ies ▁of ▁din osa urs ▁is ▁published ▁by ▁Werner ▁& ▁Gr ie bel er ▁( 2 0 1 3 ). ▁ ▁A ▁re - analysis ▁of ▁prior ▁studies ▁on ▁the ▁din osa ur ▁growth ▁rates ▁is ▁published