 1076-1 Echinus acutus Roussillon, France |
 3222-1 Echinus esculentus Scotland, Great Britain |
 3392-1 Echinus esculentus Scotland, Great Britain |
 462-1 Paracentrotus lividus Balearic Islands, Spain |
 2455-1 Paracentrotus lividus Roussillon, France |
 2456-1 Paracentrotus lividus Roussillon, France |
 2457-1 Paracentrotus lividus Roussillon, France |
 2458-1 Paracentrotus lividus Roussillon, France |
 2560-1 Psammechinus miliaris Scotland, Great Britain |
 184-1 Sphaerechinus granularis , France |
 463-1 Sphaerechinus granularis Balearic Islands, Spain |
 463-2 Sphaerechinus granularis Balearic Islands, Spain |
 1843-1 Tripneustes variegatus Bermuda, Bermuda |
 1491-1 Tripneustes venticosus Bermuda, Bermuda |
 1545-1 Tripneustes venticosus Bermuda, Bermuda |
 1547-1 Tripneustes venticosus Bermuda, Bermuda |
 1849-1 Tripneustes venticosus Bermuda, Bermuda |
All images © Daniel L. Geiger/SNAP