Bigeye sixgill shark - Hexanchus vitulus Family HEXANCHIDAE - Sixgill and Sevengill Sharks Hexanchus vitulus Description Bigeye sixgill shark - Hexanchus nakamurai
Hexanchus vitulus Springer & Waller 1969 is a synonym used in previous scientific
http://www.flmnh.ufl.edu/fish/Gallery/Descript/BSixgill/Bsixgill.html

Description Bluntnose sixgill shark - Hexanchus griseus
Most sharks have only five gill slits. One species that it is sometimes confused
http://animaldiversity.ummz.umich.edu/site/accounts/information/Hexanchus_griseus.html

ADW: Hexanchus griseus: Information
The bluntnose sixgilled shark is classified under the genus Hexanchus with only
http://animaldiversity.ummz.umich.edu/site/accounts/classification/Hexanchidae.html

ADW: Hexanchidae: Classification
Hexanchus griseus (bluntnose sixgill shark or sixgill shark). Species Hexanchus
http://oceanica.cofc.edu/SharkTagging/Home.htm

Shark Tagging Home
Hexanchus griseus sand tiger - Odontaspis) taurus white shark - Carcharodon carcharias
http://www.nmnh.si.edu/paleo/sharkteeth/

National Museum of Natural History - Paleobiology
The Johns Hopkins Press. p. 149-174. Springer, Stewart, and Waller, RA, 1969.
http://raven.utc.edu/cgi-bin/WA.EXE?A2=ind0312&L=shark-l&F=&S=&P=51370

SHARK-L archives -- December 2003 (#446)
Six gill sharks : bluntnose sixgill - Hexanchus griseus bigeye sixgill - Hexanchus
http://raven.utc.edu/cgi-bin/WA.EXE?A2=ind0312&L=shark-l&F=&S=&P=51594

Hexanchus vitulus recreational regs
Bigeye sand tiger, Odontaspis noronhai. Bigeye, sixgill Hexanchus vitulus. Bigeye
http://www.nmfs.noaa.gov/sfa/hms/fishingregs_info.htm

commercial regualtions info
Atlantic angel - Squatina dumerili Basking - Cetorhinus maximus Bigeye sand tiger -
http://www.itis.usda.gov/servlet/SingleRpt/RefRpt?search_type=publication&search_id=pub_id&search_id_value=2164

ITIS 'Publication' Search results for Compagno, Leonard JV ...
...shark. Hexanchus vitulus Springer and Waller, 1969 -- invalid -- bigeye sixgill
http://www.itis.usda.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=159826