I would greatly appreciate a reprint these papers:
Hickok, J.F. and Davenport, D. 1957. Further studies in the behavior of
commensal polychaetes. *Biological Bulletin*. 113:397-406.
Stewart, W.C, 1970. A study of the nature of the attractant emitted by the
asteroid hosts of the commensal polychaete, *Ophiodromus puggetensis.
Dissertation, University of California Santa Barbara*, 95 pp.
--
Dimítri de Araújo Costa
Laboratório de Invertebrados Paulo Young
Departamento de Sistemática e Ecologia - DSE
Centro de Ciências Exatas e da Natureza - CCEN
Universidade Federal da Paraíba
João Pessoa - Paraíba
CEP: 58059-900
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