On Pourtalesia
Subtitle: a genus of Echinoidea
By: by Sven Ludvig : With twenty one plates.
Series: Handlingar / Kungl. Svenska vetenskapsakademien -- 4. ser., bd.19, no.7; Handlingar -- 4. ser., bd.19, no.7.
Publisher: P.A. Norstedt
Published: 1883
Place of publication: Stockholm
Language: eng
Number of pages: 95
Subjects: Pourtalesia.
Notes: Plates accompanied by leaves with descriptive letterpress.

Bibliographical footnotes.