New fossil polychaete from Essex, Illinois
By: Ida Thompson and Ralph G. Johnson.
Contributors: Johnson, Ralph Gordon, 1927-1976, joint author.
Series: Fieldiana.; v. 33, no. 25; Publication - Field Museum of Natural History ; 1254; Publication (Field Museum of Natural History) ;; 1254.
Publisher: Field Museum of Natural History
Published: 1977
Place of publication: [Chicago]
Language: eng
Number of pages: 487
Subjects: Esconites zelus.; Paleontology -- Pennsylvanian.; Paleontology -- Illinois -- Essex.
Notes: Bibliography: p. 487.
Caption title.