Dear Marmamers, CIRCE (Conservatin, Information and Research on Cetaceans) is currently doing a revision in Cetacean Coloration and we are very interested in the following paper: Yablokov, A. V. ( 1963 ). Types of color of the Cetacea. Byul. Morsk. Obshch. Ispytat. Pri. (Ot. Biol.) 68 ( 6 ) , 27 – 41[In Russian] If someone has a hard copy or pdf, please contact us. Thank you in advance. Best regards --* Joan Giménez Verdugo* gimenez.verdugo@gmail.com CIRCE (Conservation, Information and Research on cetaceans) www.circe.info