This work has been released into the public domain by its author, Jan Delsing. This applies worldwide. In some countries this may not be legally possible; if so: Jan Delsing grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
{{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|Dorsal view of a shell of ''H. corrugata''}} |Source=Transferred from [http://en.wikipedia.org en.wikip