na INLIS000000000004020 Ind 0010-1118004020 North America's oldest mosasaurs are teleosts STEWART, J.D. J.D. Stewart; Gorden L. Bell, Jr. Los Angeles Natural History Museum 9p.: ill.; 26 cm.-- 9p.: ill.; 26 cm.-- Bibl.: p.8-9 582.32(7) BRYOPHYTA NORTH AMERICA l049/MS/94