Note on some worm burrows in rocks of the Chemung Group of New York
By: by R.P. Whitfield.
Contributors: American Museum of Natural History.
Series: Bulletin of the American Museum of Natural History -- v. 20, article 38
Publisher: American Museum of Natural History
Published: 1904
Place of publication: New York
Language: eng
Number of pages: 474
Subjects: Arenicolidae.