Cenozoic Muricidae of the western Atlantic region. Part 9 - Pterynotus, Poirieria, Aspella, Dermomurex, Calotrophon, Acantholabia, and Attiliosa; additions and corrections. Tulane Studies in Geology and Paleontology, 25(1-3) 1992: 1-108. 46 [Zoological Record Volume 129]