| croatia | | echinodera adriatica | species | 4 | 0 |
| croatia | | echinodera corcyrensis | species | 2 | 0 |
| france | provence-alpes-cote d'azur region | echinodera ochsi | species | 4 | 0 |
| france | provence-alpes-cote d'azur region | echinodera peragalloi | species | 5 | 0 |
| greece | | echinodera brachati | species | 1 | 0 |
| greece | | echinodera corcyrensis | species | 2 | 0 |
| greece | | echinodera samosa | species | 1 | 0 |
| greece | epirus region | echinodera brisouti | species | 2 | 0 |
| greece | epirus region | echinodera corcyrensis | species | 2 | 0 |
| greece | epirus region | echinodera merkli | species | 2 | 0 |
| greece | ionian islands region | echinodera brisouti | species | 43 | 0 |
| greece | ionian islands region | echinodera corcyrensis | species | 2 | 0 |
| greece | north aegean region | echinodera samosa | species | 2 | 0 |
| greece | north aegean region | echinodera soumasi | species | 6 | 0 |
| greece | peloponnese region | echinodera brachati | species | 2 | 0 |
| italy | abruzzo region | echinodera aspromontensis | species | 2 | 0 |
| italy | calabria region | echinodera aspromontensis | species | 11 | 0 |
| italy | campania region | echinodera aspromontensis | species | 2 | 0 |
| italy | emilia-romagna region | echinodera capiomonti | species | 43 | 0 |
| italy | sardinia autonomous region | echinodera nuraghia | species | 2 | 0 |
| italy | sardinia autonomous region | echinodera peragalloi | species | 2 | 0 |
| italy | sardinia autonomous region | echinodera settefratelliensis | species | 479 | 0 |
| italy | sicily autonomous region | echinodera ibleiensis | species | 5 | 0 |
| italy | sicily autonomous region | echinodera nebrodiensis | species | 4 | 0 |
| italy | sicily autonomous region | echinodera siciliensis | species | 4 | 0 |
| italy | sicily autonomous region | echinodera sp. jja-2010 | species | 2 | 0 |
| italy | sicily autonomous region | echinodera variegata | species | 4 | 0 |
| morocco | | echinodera atlasensis | species | 6 | 0 |
| morocco | | echinodera casablancaensis | species | 6 | 0 |
| morocco | | echinodera ceutaensis | species | 2 | 0 |
| morocco | | echinodera germanni | species | 2 | 0 |
| morocco | | echinodera ifranensis | species | 3 | 0 |
| morocco | | echinodera ketamaensis | species | 2 | 0 |
| morocco | | echinodera rifensis | species | 6 | 0 |
| morocco | | echinodera suber | species | 4 | 0 |
| morocco | | echinodera tazzekaensis | species | 1 | 0 |
| portugal | | echinodera ceutaensis | species | 1 | 0 |
| portugal | setubal district | echinodera ceutaensis | species | 2 | 0 |
| spain | | echinodera andalusiensis | species | 1 | 0 |
| spain | | echinodera bulbosa | species | 3 | 0 |
| spain | | echinodera roudieri | species | 1 | 0 |
| spain | | echinodera spinosa | species | 2 | 0 |
| spain | | echinodera tenoensis | species | 1 | 0 |
| spain | andalusia | echinodera andalusiensis | species | 137 | 0 |
| spain | andalusia | echinodera bulbosa | species | 140 | 0 |
| spain | andalusia | echinodera spinosa | species | 55 | 0 |
| spain | canary islands | echinodera angulipennis | species | 6 | 0 |
| spain | canary islands | echinodera cf. hystrix jja-2010 | species | 2 | 0 |
| spain | canary islands | echinodera crenata | species | 6 | 0 |
| spain | canary islands | echinodera gomerensis | species | 22 | 0 |
| spain | canary islands | echinodera guacimara | species | 4 | 0 |
| spain | canary islands | echinodera hystrix | species | 10 | 0 |
| spain | canary islands | echinodera orbiculata | species | 6 | 0 |
| spain | canary islands | echinodera palmaensis | species | 6 | 0 |
| spain | canary islands | echinodera personata | species | 6 | 0 |
| spain | canary islands | echinodera picta | species | 2 | 0 |
| spain | canary islands | echinodera praedicta | species | 6 | 0 |
| spain | canary islands | echinodera pseudohystrix | species | 8 | 0 |
| spain | canary islands | echinodera sp. n. 2 jja-2010 | species | 2 | 0 |
| spain | canary islands | echinodera tenoensis | species | 4 | 0 |
| spain | valencia | echinodera roudieri | species | 91 | 0 |
| tunisia | | echinodera capbonensis | species | 4 | 0 |
| tunisia | | echinodera kroumiriensis | species | 2 | 0 |
| tunisia | | echinodera setosagracilis | species | 2 | 0 |
| tunisia | | echinodera sp. n. 1 jja-2010 | species | 4 | 0 |
| tunisia | | echinodera zaghouanensis | species | 2 | 0 |