Taxonomic notes on Holcobunus Roewer, 1910, with descriptions of three new species, and new records for Holcobunus nigripalpis Roewer, 1910 (Opiliones: Eupnoi: Sclerosomatidae).

@article{Tourinho2015TaxonomicNO,
  title={Taxonomic notes on Holcobunus Roewer, 1910, with descriptions of three new species, and new records for Holcobunus nigripalpis Roewer, 1910 (Opiliones: Eupnoi: Sclerosomatidae).},
  author={Ana L{\'u}cia Tourinho and Ricardo Pinto‐da‐Rocha and Cibele Bragagnolo},
  journal={Zootaxa},
  year={2015},
  volume={4027 3},
  pages={
          425-36
        }
}
Three new Brazilian species of Holcobunus Roewer, 1910 are described, thus increasing the total number of species in the genus to five: Holcobunus bicornutus Mello-Leitão, 1940, H. nigripalpis Roewer, 1910, Holcobunus dissimilis sp. nov. (type locality: Espírito Santo, Santa Teresa, Reserva Biologia Augusto Ruschi), Holcobunus ibitirama sp. nov. (type locality: Espírito Santo, Ibitirama, Santa Marta, close to Parque Nacional Caparaó), and Holcobunus uaisoh sp. nov. (type locality: Minas Gerais… 
Benefits and Costs of Mixed-Species Aggregations in Harvestmen (Arachnida: Opiliones)
TLDR
It is hoped that the review and empirical data stimulate further studies on MSA, which remains one of the most elusive forms of group living in animals.