Etmopterus granulosus
Albert Günther, M.A., M.D., Ph.D., F.R.S., Keeper of the Department of Zoology in the British Museum.
1881
REPORT of the SCIENTIFIC RESULTS of the VOYAGE OF H.M.S. CHALLENGER DURING THE YEARS 1873-76 - ZOOLOGY Part VI (<a rel="nofollow" class="external text" href="http://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-06/htm/doc.html">Link</a> - <a rel="nofollow" class="external text" href="http://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-06/text/p002.jpg">Direct link</a>)