Annotated Catalog of Type Specimens in the Malacological Collection of the Delaware Museum of Natural History. Gastropoda (Prosobranchia and Opisthobranchia)Published in Nemouria, in 1991, in volume 36, pages 1-48Rediscovery of Marginellona Gigas (Martens, 1904), with Notes on the Anatomy and Systematic Position of the Subfamily Marginelloninae (Gastropoda: Marginellidae)Published in Nemouria, in 1991, in volume 37, pages 1-19Tenebrincola frigida, a new genus and species of abyssal volute from the northern Pacific Ocean (Gastropoda: Volutidae)Published in Nemouria, in 1991, in volume 38, pages 1-11Johannes Thiele and His Contributions To Zoology. Part 2. Genus group Names (Mollusca)Published in Nemouria, in 1991, in volume 39, pages 1-77
Rediscovery of Marginellona Gigas (Martens, 1904), with Notes on the Anatomy and Systematic Position of the Subfamily Marginelloninae (Gastropoda: Marginellidae)Published in Nemouria, in 1991, in volume 37, pages 1-19Tenebrincola frigida, a new genus and species of abyssal volute from the northern Pacific Ocean (Gastropoda: Volutidae)Published in Nemouria, in 1991, in volume 38, pages 1-11Johannes Thiele and His Contributions To Zoology. Part 2. Genus group Names (Mollusca)Published in Nemouria, in 1991, in volume 39, pages 1-77
Tenebrincola frigida, a new genus and species of abyssal volute from the northern Pacific Ocean (Gastropoda: Volutidae)Published in Nemouria, in 1991, in volume 38, pages 1-11Johannes Thiele and His Contributions To Zoology. Part 2. Genus group Names (Mollusca)Published in Nemouria, in 1991, in volume 39, pages 1-77
Johannes Thiele and His Contributions To Zoology. Part 2. Genus group Names (Mollusca)Published in Nemouria, in 1991, in volume 39, pages 1-77