authors.affiliation: Biologischen Station zu Roscoff, Schweden.|Zootomischen Institut Stockholm, Stockholm.
authors.forename: Sven
authors.initials: S
authors.lastname: Hörstadius
authors.affiliation: Biologischen Station zu Roscoff, Schweden.|Zootomischen Institut Stockholm, Stockholm.|, Tihany, Ungarn.
authors.forename: Alexander
authors.initials: A
authors.lastname: Wolsky