Determination support Rocheneier

Picture informations: Thorny skate egg case
Author(s)	Rainer Borcherding
Licence owner	Schutzstation Wattenmeer
Licence statement	Copyrighted Material; the copyright remains with the author (not this web publication)
Licence	cc-by-sa 3.0

Thorny skate egg case

Picture informations: Thornback ray egg case
Author(s)	Rainer Borcherding
Licence owner	Schutzstation Wattenmeer
Licence statement	Copyrighted Material; the copyright remains with the author (not this web publication)
Licence	cc-by-sa 3.0

Thornback ray egg case