ClipArt ETC
"A, small mound of earth thrown up by the queen when starting her formicary; x, entrance; z, first chamber; A', same nest in section." -National Geographic, 1912

Ant-Hill Stage 1

"A, small mound of earth thrown up by the queen when starting her formicary; x, entrance; z, first chamber;…

"C, dome of adult colony; C', section of same showing galleries and chambers used for incubation of the young." -National Geographic, 1912

Ant-Hill Stage 3

"C, dome of adult colony; C', section of same showing galleries and chambers used for incubation of…