Dear Aspidolisters, I have already received the articles I asked yesterday. Thanks for sharing!! However, I noticed I missed an article on my list. Here is the reference: Chandrasekhara Rao, G. 1975. On a new interstitial species of Trochodota (Apodida, Holothurioidea) from Andamans, India. Current Sci. 44(14): 508-509. Best regards, Rafa. -- Rafael Bendayan de Moura. Programa de Pós-Graduação em Biologia Animal Universidade Federal de Pernambuco (PPGBA/UFPE). Laboratório de Echinodermata Universidade Federal do Rio de Janeiro (LABECH/UFRJ).