Forums SEASHELL-COLLECTOR

What are these cowries? i'm Dutch and new in "collecting shells". This cowries have i use of my grandmother.
http://picasaweb.google.com/107602476597...4147968882 here is the photo.

Greetings from Holland and Jordy

Hi Jordy, welcome to the forum, and a Merry Christmas!
The cowries are left to right, Cypraea tigris, Lyncina vitellus, Ovula ovum (not a true cowry but closely related) and another C. tigris.
Dave

thanks yes it, i know it was a egg cowrie but witch ??? realy thanks  ;D :o