IUCN Washington D.C. Office
1630 Connecticut Ave., NW
Suite 300
Washington, D.C. 20009
U.S.A.
Tel: 202-387-4826
Fax: 202-387-4823
Some of the sources used:
https://www.researchgate.net/publication/248545583_Vampyronassa_rhodanica_nov_gen_nov_sp_vampyromorphe_Cephalopoda_Coleoidea_du_Callovien_inferieur_de_la_Voulte-sur-Rhone_Ardeche_France
http://tolweb.org/accessory/Vampyroteuthis_Retractile_Filaments?acc_id=1763
http://www.aquariumofpacific.org/onlinelearningcenter/species/vampire_squid#:~:text=To%20survive%20in%20the%20OML,need%20little%20oxygen%20to%20survive.&text=This%20squid%20has%20weak%20muscles,fast%20by%20using%20jet%20propulsion.