Aeneator otagoensis H. J. Finlay, 1930 (original description)
Anapepta H. J. Finlay, 1930 accepted as Brocchinia Jousseaume, 1887 (original description)
Argalista nana H. J. Finlay, 1930 (original description)
Austromitra lawsi H. J. Finlay, 1930 (original description)
Austromitra planatella H. J. Finlay, 1930 accepted as Austromitra planata (F. W. Hutton, 1885) (original description)
Axymene teres H. J. Finlay, 1930 accepted as Xymene teres (H. J. Finlay, 1930) accepted as Lamellitrophon teres (H. J. Finlay, 1930) (original description)
Bonellitia superstes H. J. Finlay, 1930 accepted as Admetula superstes (H. J. Finlay, 1930) (original description)
Cochlis vafer H. J. Finlay, 1930 accepted as Notocochlis gualteriana (Récluz, 1844) (original description)
Funiscala maxwelli H. J. Finlay, 1930 accepted as Opalia maxwelli (H. J. Finlay, 1930) (original description)
Herpetopoma mariae H. J. Finlay, 1930 (original description)
Hochstetteria munita H. J. Finlay, 1930 accepted as Philobrya munita (H. J. Finlay, 1930) (original description)
Hochstetteria pinctada Finlay, 1930 accepted as Philobrya pinctada (H. J. Finlay, 1930) (original description)
Inglisella (Anapepta) septentrionalis H. J. Finlay, 1930 accepted as Brocchinia septentrionalis (H. J. Finlay, 1930) (original description)
Linemera gallinacea H. J. Finlay, 1930 accepted as Alvania gallinacea (H. J. Finlay, 1930) (original description)
Linemera gradatoides H. J. Finlay, 1930 accepted as Alvania gradatoides (H. J. Finlay, 1930) (original description)
Melarhaphe oliveri H. J. Finlay, 1930 accepted as Austrolittorina antipodum (R. A. Philippi, 1847) (original description)
Microvoluta cuvierensis H. J. Finlay, 1930 accepted as Microvoluta marginata (F. W. Hutton, 1885) (original description)
Monodilepas diemenensis H. J. Finlay, 1930 (original description)
Monodilepas otagoensis H. J. Finlay, 1930 (original description)
Murdochella superlata H. J. Finlay, 1930 accepted as Papuliscala superlata (H. J. Finlay, 1930) (original description)
Murdochella tertia H. J. Finlay, 1930 accepted as Murdochella alacer H. J. Finlay, 1926 (original description)
Murexsul mariae H. J. Finlay, 1930 (original description)
Nodiscala zelandica H. J. Finlay, 1930 accepted as Opalia zelandica (H. J. Finlay, 1930) (original description)
Nozeba mica H. J. Finlay, 1930 (original description)
Nucula certisinus H. J. Finlay, 1930 (original description)
Nucula gallinacea H. J. Finlay, 1930 accepted as Varinucula gallinacea (H. J. Finlay, 1930) (original description)
Nucula rossiana H. J. Finlay, 1930 (original description)
Oamaruia deleta H. J. Finlay, 1930 (original description)
Plurigens Finlay, 1930 accepted as Tawera Marwick, 1927 (original description)
Plurigens phenax H. J. Finlay, 1930 accepted as Tawera phenax (H. J. Finlay, 1930) (original description)
Radulphus necopinatus H. J. Finlay, 1930 accepted as Cominella necopinata (H. J. Finlay, 1930) (original description)
Rissoina fictor H. J. Finlay, 1930 (original description)
Rissoina fucosa H. J. Finlay, 1930 (original description)
Rissoina larochei H. J. Finlay, 1930 (original description)
Rissoina powelli H. J. Finlay, 1930 (original description)
Socienna maoria H. J. Finlay, 1930 accepted as Metaxia maoria (H. J. Finlay, 1930) (original description)
Zeacolpus mixtus H. J. Finlay, 1930 accepted as Stiracolpus mixtus (H. J. Finlay, 1930) (original description)
Zeatrophon caudatinus H. J. Finlay, 1930 accepted as Xymene mortenseni caudatinus (H. J. Finlay, 1930) accepted as Zeatrophon mortenseni caudatinus (H. J. Finlay, 1930) (original description)
Zeatrophon pulcherrimus H. J. Finlay, 1930 (original description)
Zeatrophon tmetus H. J. Finlay, 1930 accepted as Xymene huttonii (Murdoch, 1900) accepted as Lamellitrophon huttonii (Murdoch, 1900) (original description)
Zegalerus tumens H. J. Finlay, 1930 accepted as Sigapatella terraenovae Peile, 1924 (original description)