Founding of colonies by queen ants

p. 33-105, [7] leaves of plates : ill. ; 24 cm.Includes bibliographical references

Myrmicinae from tropical America

6 p. : ill. ; 24 cm

Ants of the genus Dolichoderus

p. 305-319, [2] leaves of plates : ill. ; 24 cm.Includes bibliographical references

New gynandromorphous ants

p. 653-683 : ill. ; 24 cm.Includes bibliographical references (p. 682-683)

Ants of the genus Liometopum

p. 321-333 : ill. ; 24 cm.Includes bibliographical references

Social parasitism among ants

p. 347-375 ; 24 cm.Includes bibliographical references

Relations of ants to plants

p. 403-418, [6] leaves of plates : ill. ; 24 cm.Includes bibliographical references.The mound-building ant and the hair-cap moss -- The tent-building ant and the pitcher plant -- Myrmica and the sun-flower

Ants of New Jersey

p. 371-403 : ill. ; 24 cm.Includes bibliographical references

Three species of Formica

p. 639-651 : ill. ; 24 cm.Includes bibliographical references

New wingless fly from Porto Rico

p. 267-271, [1] leaf of plates : ill. ; 24 cm.Includes bibliographical references (p. 270-271)