Two people knew "haboob", and one spilled his beans. So how about "pecten"? Do people know what that means? judith Judith E. Schrier, Editor Phone: 401-863-2511 Laboratory Primate Newsletter FAX: 401-863-1300 Box 1853, Brown University e-mail: primate at brown.edu Providence, RI 02912 www.brown.edu/primate