Carvalho, Maria da Gloria Pires de.2018-06-222018-06-222018-06-21http://digitallibrary.amnh.org/handle/2246/68998 pages : illustrations, map ; 26 cm.A large and almost complete dorsal exoskeleton of a homalonotid trilobite from the Middle Devonian of Colombia (Floresta Formation) is described and referred to Dipleura dekayi Green, 1832, confirming prior suggestions of biogeographical affinity between Colombia and the North Eastern Americas Realm during Devonian times.en-USDipleura dekayi.Homalonotidae.Trilobites.Paleobiogeography -- Devonian.Cundinamarca (Colombia : Department)Colombia.