(syn. Puffinus Ϯ Fluttering Shearwater P. gavia) Johann Reinhold Forster (1729-1798) German naturalist on Cook's voyage (cf. specific name Puffinus reinholdi Mathews 1912 (= syn. Puffinus gavia J. R. Forster, 1844)); "123. REINHOLDIA, gen. n. Differs from Puffinus in its proportionately longer bill and much shorter tail, the letter [sic] being less than one-third the length of the wing and not twice the length of the exposed culmen. Type, Puffinus reinholdi Mathews." (Mathews 1912); "Reinholdia Mathews, Austr. Av. Rec., 1, 1912, p. 107. Type, by original designation and monotypy, Puffinus reinholdi Mathews [= Puffinus gavia (Forster, 1844)]." (Peters 1931, 1, 53).