North American plesiosaurs
By: by Samuel W. Williston -- ; Oliver C. Farrington --
Contributors: Farrington, Oliver C. 1864-1933
Series: Fieldiana -- v. 2, no. 1; Field Columbian Museum. Publication -- 73. -- Geological series -- Vol. II, no. 1; Publication (Field Columbian Museum) -- 73.; Publication (Field Columbian Museum) -- v. 2, no. 1
Publisher: Field Columbian Museum
Published: 1903
Place of publication: Chicago
Subjects: Plesiosauria.