Casimiro was born in 1885. He was the son of Jesús Ávila and Josefa Durán. He passed away in 1885.
Sources
"México, Distrito Federal, registros parroquiales y diocesanos, 1514-1970", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:NYJF-CJF : 23 February 2021), Casimiro Abilar, 1885.