Descriptive notes of new genera and species from the Lower Cambrian or Olenellus zone of North America
By: by Charles D. Walcott.
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 14021; CIHM/ICMH microfiche series -- no. 14021
Publisher: s.n.
Published: 1889
Place of publication: [Washington?
Language: eng
Format: Microform
Number of pages: 11
Subjects: Corals, Fossil.; Coraux fossiles.