Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleTHE FEMALE OF FORMICA OPACIVENTRIS EMERY (FORMICIDAE).AuthorsGREGG, ROBERT E.PublicationPsyche: A Journal of Entomology, 1952, Vol 59, Issue 1, p13ISSN0033-2615Publication typeArticle