GARMAN, S. (1881)
Reports on the results of dredging, under the Supervisionof 'Alexander Agassiz, along the Atlantic coast of the United States during the summer of 1880, by the U. S. Coast Survey Steamer "Blake," Commander J. R. Bartlett, U. S. N., commanding. XII. Reports on the Selachians. Bulletin of the Museum of Comparative Zoology at Harvard College, 8 (11): 231–237