Protula Risso, 1826

(Protulopsis) nigranucha Fischli, 1903: Ternate, Indonesia. ZMH (= Protula nigranucha fide Hartman 1959) tubularia caeca Imajima, 1977: Chichi-jima, Ogasawara Islands. NSMT 130, 131, NML 3267