Teuthowenia megalops anatomy 2

Descrição:

Description: English: Teuthowenia megalops anatomy: Counterclockwise from top: Dorsal aspect Arms and buccal cavity. (note greatly enlarged suckers on the midportion of the third and second pair of arms) Closeup examples of arm suckers (note teeth either absent or present on distal/lateral part of margin; rounded to triangular) Gladius Tentacle (not zigzag pattern of carpal suckers) Closeup of examples of tentacular suckers (note teeth present on entire margin; sharply pointed). Date: 15 March 2012. Source: Hoyle, W. E. (1886). Report on the Cephalopoda collected by H. M. S. Challenger during the years 1873-76. Author: William Evans Hoyle.