On Pourtalesia
Subtitle: a genus of Echinoidea
By: by Sven Ludvig. With twenty one plates.
Series: Svenska vetenskapsakademiens, Stockholm. Handlingar -- 4. ser., bd. 19, no. 7; Kungl. Svenska vetenskapsakademiens handlingar -- 4. ser., bd. 19, nr. 7.
Publisher: P.A. Norstedt
Published: 1883
Place of publication: Stockholm
Language: eng
Number of pages: 95
Subjects: Pourtalesia