Insectes Sociaux

, Volume 56, Issue 1, pp 106–108 | Cite as

Amphisexual care in Acutisoma proximum (Arachnida, Opiliones), a neotropical harvestman with exclusive maternal care

  • B. A. Buzatto
  • G. Machado
Research article


We provide observational and experimental evidence that territorial males of the maternal harvestman Acutisoma proximum temporarily care for clutches that are left unattended by females from their harems. The evolution of paternal care in harvestmen from a territory-based polygynous mating system is discussed.


Evolution Gonyleptidae male territoriality paternal care polygyny 


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Copyright information

© Birkhäuser Verlag, Basel 2008

Authors and Affiliations

  1. 1.Programa de Pós-graduaçã em EcologiaInstituto de Biologia, Universidade Estadual de CampinasCampinasBrazil
  2. 2.Departamento de Ecologia, Instituto de BiociênciasCidade UniversitêriaSão PauloBrazil

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