Claim: Sepiola rondeletii is an extinct species of bobtail squid of the Sepiolidae family native to the northeastern Atlantic Ocean and the Mediterranean Sea and measures 60 mm in mantle length (though usually from 40 to 50 mm) for females and  25 mm ML. for males.
Evidence: It no longer exists. Sepiola rondeletii, also known as the dwarf bobtail, is a species of bobtail squid native to the northeastern Atlantic Ocean and the Mediterranean Sea, including the Strait of Sicily, Aegean Sea, Adriatic Sea, Sea of Marmara, and Levantine Sea. Females grow to 60 mm in mantle length (though usually from 40 to 50 mm), while males are not known to exceed 25 mm ML. Family: Sepiolidae