PLLS 16 contains papers mainly arising from several Langford Colloquia held by the Department of Classics, Florida State University. Contents The Elder Pliny S. Citroni Marchetti (Universita di Firenze): Cicero as Role-Model in the Self-Definition of Pliny the Elder Trevor Murphy (University of California, Berkeley): Notes from Underground: the Curious Katabasis of Dionysodorus Eugenia Lao: Taxonomic Organization in Pliny s Natural History Aude Doody (University College Dublin): The Authority of Greek Poetry in Pliny s Natural History 18.63-65 Trevor S. Luke (The Florida State University):...