Treatise on invertebrate paleontology:  Part W: Miscellanea. Conodonts, conoidal shells of uncertain affinities, worms, trace fossils and problematica.  By W.H. Hass [and others]
Contributors: Hass, W.H.
Publisher: Geological Society of America
Place of publication: New York
Language: eng
Number of pages: 259
Subjects: Conodonts; Paleontology
Notes: 11