| australia | | aeolidiidae gen. sp. 'alba' | species | 6 | 0 |
| australia | | anteaeolidiella cacaotica | species | 3 | 0 |
| australia | | anteaeolidiella lurana | species | 6 | 0 |
| australia | | burnaia helicochorda | species | 4 | 0 |
| australia | | spurilla braziliana | species | 9 | 0 |
| australia | new south wales | pteraeolidia ianthina | species | 16 | 0 |
| australia | queensland | flabellina rubrolineata | species | 2 | 0 |
| australia | queensland | pteraeolidia semperi | species | 2 | 0 |
| bahamas | | baeolidia nodosa | species | 6 | 0 |
| bahamas | | dondice occidentalis | species | 43 | 0 |
| bahamas | | spurilla creutzbergi | species | 4 | 0 |
| bahamas | | spurilla dupontae | species | 5 | 0 |
| bahamas | | spurilla sargassicola | species | 18 | 0 |
| bermuda | | anteaeolidiella lurana | species | 2 | 0 |
| brazil | | aeolidiidae gen. sp. a lc-2013 | species | 5 | 0 |
| brazil | | anteaeolidiella lurana | species | 3 | 0 |
| brazil | | babakina anadoni | species | 3 | 0 |
| brazil | | berghia benteva | species | 1 | 0 |
| brazil | | berghia marcusi | species | 3 | 0 |
| brazil | | spurilla braziliana | species | 16 | 0 |
| canada | | hermissenda crassicornis | species | 2 | 0 |
| canada | | hermissenda opalescens | species | 1 | 0 |
| canada | british columbia | aeolidia papillosa | species | 5 | 0 |
| canada | british columbia | flabellina verrucosa | species | 4 | 0 |
| canada | british columbia | hermissenda crassicornis | species | 55 | 0 |
| canada | british columbia | hermissenda opalescens | species | 1 | 0 |
| canada | manitoba | aeolidia sp. 1 kl-2013 | species | 1 | 0 |
| canada | manitoba | flabellina sp. kl01 | species | 2 | 0 |
| canada | new brunswick | flabellina salmonacea | species | 1 | 0 |
| canada | newfoundland and labrador | aeolidia papillosa | species | 5 | 0 |
| canada | nunavut | aeolidia sp. 2 kl-2013 | species | 4 | 0 |
| canada | nunavut | flabellina salmonacea | species | 3 | 0 |
| cape verde | | spurilla neapolitana | species | 13 | 0 |
| chile | | aeolidia papillosa | species | 4 | 0 |
| colombia | | berghia rissodominguezi | species | 2 | 0 |
| colombia | | spurilla braziliana | species | 3 | 0 |
| colombia | | spurilla creutzbergi | species | 3 | 0 |
| costa rica | | spurilla braziliana | species | 4 | 0 |
| croatia | | berghia coerulescens | species | 3 | 0 |
| croatia | | spurilla braziliana | species | 1 | 0 |
| croatia | | spurilla neapolitana | species | 6 | 0 |
| croatia | istria county | berghia verrucicornis | species | 1 | 0 |
| croatia | istria county | calmella cavolini | species | 1 | 0 |
| croatia | istria county | spurilla neapolitana | species | 1 | 0 |
| cuba | | berghia rissodominguezi | species | 3 | 0 |
| cuba | | phidiana lynceus | species | 6 | 0 |
| cuba | | spurilla braziliana | species | 2 | 0 |
| cuba | | spurilla creutzbergi | species | 3 | 0 |
| denmark | | aeolidia papillosa | species | 18 | 0 |
| fiji | | anteaeolidiella sp. b lc-2013 | species | 3 | 0 |
| france | | aeolidia sp. 1 lc-2015 | species | 5 | 0 |
| france | | aeolidia sp. a lc-2013 | species | 6 | 0 |
| france | | aeolidiella sanguinea | species | 6 | 0 |
| france | | baeolidia nodosa | species | 3 | 0 |
| france | | flabellina confusa | species | 6 | 0 |
| france | | spurilla neapolitana | species | 12 | 0 |
| france | corse region | caloria elegans | species | 3 | 0 |
| french polynesia | | aeolidiidae sp. bmoo-10038 | species | 1 | 0 |
| french polynesia | | pteraeolidia semperi | species | 4 | 0 |
| french polynesia | windward islands | baeolidia nodosa | species | 1 | 0 |
| french polynesia | windward islands | favorinus sp. pw-2014 | species | 1 | 0 |
| french polynesia | windward islands | glaucus atlanticus | species | 1 | 0 |
| french polynesia | windward islands | noumeaella sp. pw-2014 | species | 1 | 0 |
| french polynesia | windward islands | phestilla lugubris | species | 1 | 0 |
| greece | | spurilla neapolitana | species | 3 | 0 |
| greece | crete region | anteaeolidiella lurana | species | 1 | 0 |
| guam | | pteraeolidia ianthina | species | 1 | 0 |
| hong kong | | phestilla melanobrachia | species | 3 | 0 |
| india | | anteaeolidiella poshitra | species | 1 | 0 |
| indonesia | | noumeaella rehderi | species | 2 | 0 |
| italy | | aeolidiella alderi | species | 3 | 0 |
| italy | | calmella cavolini | species | 1 | 0 |
| italy | | spurilla neapolitana | species | 13 | 0 |
| italy | apulia region | calmella cavolini | species | 92 | 0 |
| italy | campania region | anteaeolidiella lurana | species | 3 | 0 |
| italy | friuli-venezia giulia autonomous region | spurilla neapolitana | species | 2 | 0 |
| italy | liguria region | calmella cavolini | species | 32 | 0 |
| italy | sardinia autonomous region | calmella cavolini | species | 9 | 0 |
| italy | sardinia autonomous region | facelina quatrefagesi | species | 2 | 0 |
| italy | sardinia autonomous region | flabellina lineata | species | 1 | 0 |
| italy | tuscany region | calmella cavolini | species | 12 | 0 |
| italy | tuscany region | dondice banyulensis | species | 21 | 0 |
| italy | tuscany region | facelina rubrovittata | species | 24 | 0 |
| jamaica | | dondice occidentalis | species | 3 | 0 |
| japan | | aeolidiidae gen. sp. 'alba' | species | 8 | 0 |
| japan | | aeolidiidae gen. sp. 'japonica' | species | 3 | 0 |
| japan | | anteaeolidiella cacaotica | species | 1 | 0 |
| japan | | anteaeolidiella takanosimensis | species | 6 | 0 |
| japan | | baeolidia japonica | species | 3 | 0 |
| japan | | baeolidia sp. b lc-2013 | species | 3 | 0 |
| japan | | berghia salaamica | species | 2 | 0 |
| japan | | cerberilla sp. b lc-2013 | species | 2 | 0 |
| japan | | cerberilla sp. c lc-2013 | species | 1 | 0 |
| japan | | limenandra fusiformis | species | 6 | 0 |
| japan | | limenandra sp. c lc-2013 | species | 1 | 0 |
| japan | | protaeolidiella atra | species | 6 | 0 |
| japan | | sakuraeolis enosimensis | species | 2 | 0 |
| japan | | spurilla braziliana | species | 2 | 0 |
| japan | hokkaido prefecture | hermissenda emurai | species | 7 | 0 |
| japan | kagoshima prefecture | pteraeolidia ianthina | species | 4 | 0 |
| japan | kanagawa prefecture | pteraeolidia ianthina | species | 3 | 0 |
| japan | miyazaki prefecture | pteraeolidia ianthina | species | 3 | 0 |
| japan | okinawa prefecture | pteraeolidia ianthina | species | 17 | 0 |
| japan | wakayama prefecture | spurilla braziliana | species | 4 | 0 |
| malaysia | | aeolidiidae gen. sp. 'alba' | species | 3 | 0 |
| malaysia | | noumeaella sp. a lc-2013 | species | 3 | 0 |
| marshall islands | | baeolidia japonica | species | 3 | 0 |
| marshall islands | | baeolidia moebii | species | 6 | 0 |
| marshall islands | | baeolidia sp. a lc-2013 | species | 6 | 0 |
| marshall islands | | baeolidia sp. c lc-2013 | species | 3 | 0 |
| marshall islands | | cerberilla annulata | species | 2 | 0 |
| marshall islands | | limenandra sp. b lc-2013 | species | 12 | 0 |
| mexico | | anteaeolidiella chromosoma | species | 1 | 0 |
| mexico | | anteaeolidiella lurana | species | 2 | 0 |
| mexico | | glaucus atlanticus | species | 3 | 0 |
| mexico | | hermosita hakunamatata | species | 3 | 0 |
| mexico | | limenandra sp. a lc-2013 | species | 3 | 0 |
| mexico | | spurilla braziliana | species | 6 | 0 |
| mexico | baja california | hermissenda opalescens | species | 8 | 0 |
| mexico | jalisco | anteaeolidiella chromosoma | species | 2 | 0 |
| mexico | jalisco | favorinus elenalexiarum | species | 3 | 0 |
| mexico | veracruz-llave | phidiana lascrucensis | species | 4 | 0 |
| morocco | | berghia columbina | species | 8 | 0 |
| morocco | | berghia verrucicornis | species | 4 | 0 |
| morocco | | noumeaella sp. b lc-2013 | species | 3 | 0 |
| morocco | | spurilla neapolitana | species | 10 | 0 |
| morocco | | spurilla sp. a lc-2013 | species | 3 | 0 |
| netherlands | | aeolidia papillosa | species | 11 | 0 |
| netherlands | | aeolidia sp. 1 lc-2015 | species | 3 | 0 |
| norway | | flabellina gracilis | species | 15 | 0 |
| norway | | flabellina lineata | species | 5 | 0 |
| norway | | flabellina nobilis | species | 4 | 0 |
| norway | | flabellina pedata | species | 7 | 0 |
| norway | | flabellina salmonacea | species | 4 | 0 |
| panama | | dondice occidentalis | species | 2 | 0 |
| panama | | dondice parguerensis | species | 48 | 0 |
| peru | | anteaeolidiella chromosoma | species | 2 | 0 |
| peru | | catriona sp. b lc-2013 | species | 4 | 0 |
| philippines | | aeolidiidae gen. sp. 'alba' | species | 6 | 0 |
| philippines | | baeolidia japonica | species | 3 | 0 |
| philippines | | baeolidia moebii | species | 3 | 0 |
| philippines | | baeolidia nodosa | species | 2 | 0 |
| philippines | | baeolidia ransoni | species | 5 | 0 |
| philippines | | baeolidia sp. a lc-2013 | species | 6 | 0 |
| philippines | | berghia cf. salaamica lc-2013 | species | 3 | 0 |
| philippines | | berghia salaamica | species | 4 | 0 |
| philippines | | caloria sp. 4 lc-2013 | species | 6 | 0 |
| philippines | | cerberilla affinis | species | 2 | 0 |
| philippines | | cerberilla cf. affinis lc-2013 | species | 3 | 0 |
| philippines | | cerberilla sp. a lc-2013 | species | 6 | 0 |
| philippines | | cerberilla sp. b lc-2013 | species | 1 | 0 |
| philippines | | facelina sp. a lc-2013 | species | 3 | 0 |
| philippines | | facelina sp. b lc-2013 | species | 11 | 0 |
| philippines | | facelina sp. c lc-2013 | species | 12 | 0 |
| philippines | | facelina sp. d lc-2013 | species | 3 | 0 |
| philippines | | facelinidae sp. 2 lc-2013 | species | 6 | 0 |
| philippines | | facelinidae sp. a lc-2013 | species | 2 | 0 |
| philippines | | limenandra sp. c lc-2013 | species | 4 | 0 |
| philippines | | moridilla brockii | species | 3 | 0 |
| philippines | | noumeaella isa | species | 3 | 0 |
| philippines | | noumeaella sp. 3 lc-2013 | species | 6 | 0 |
| philippines | | noumeaella sp. 4 lc-2013 | species | 16 | 0 |
| philippines | | phidiana militaris | species | 2 | 0 |
| philippines | | protaeolidiella juliae | species | 3 | 0 |
| philippines | | pruvotfolia sp. a lc-2013 | species | 1 | 0 |
| philippines | | pruvotfolia sp. b lc-2013 | species | 1 | 0 |
| philippines | | pteraeolidia ianthina | species | 1 | 0 |
| philippines | | spurilla major | species | 1 | 0 |
| portugal | | aeolidia sp. 1 lc-2015 | species | 2 | 0 |
| portugal | | anteaeolidiella lurana | species | 2 | 0 |
| portugal | | spurilla neapolitana | species | 7 | 0 |
| portugal | acores autonomous region | favorinus branchialis | species | 1 | 0 |
| portugal | madeira autonomous region | baeolidia nodosa | species | 3 | 0 |
| puerto rico | | dondice parguerensis | species | 40 | 0 |
| russia | | flabellina nobilis | species | 1 | 0 |
| russia | | flabellina polaris | species | 1 | 0 |
| russia | kamchatka krai | aeolidia papillosa | species | 15 | 0 |
| senegal | | berghia sp. a lc-2013 | species | 3 | 0 |
| senegal | | berghia verrucicornis | species | 2 | 0 |
| singapore | | pteraeolidia ianthina | species | 1 | 0 |
| singapore | | pteraeolidia semperi | species | 48 | 0 |
| south africa | | anteaeolidiella saldanhensis | species | 3 | 0 |
| south korea | | flabellina athadona | species | 1 | 0 |
| south korea | | hermissenda emurai | species | 2 | 0 |
| spain | | aeolidia sp. 1 lc-2015 | species | 1 | 0 |
| spain | | aeolidia sp. a lc-2013 | species | 3 | 0 |
| spain | | spurilla neapolitana | species | 19 | 0 |
| spain | andalusia | babakina anadoni | species | 1 | 0 |
| spain | andalusia | berghia coerulescens | species | 2 | 0 |
| spain | andalusia | berghia columbina | species | 5 | 0 |
| spain | andalusia | berghia verrucicornis | species | 7 | 0 |
| spain | andalusia | cerberilla bernadettae | species | 3 | 0 |
| spain | andalusia | dicata odhneri | species | 12 | 0 |
| spain | andalusia | dondice banyulensis | species | 1 | 0 |
| spain | andalusia | favorinus branchialis | species | 2 | 0 |
| spain | andalusia | flabellina affinis | species | 2 | 0 |
| spain | andalusia | flabellina baetica | species | 2 | 0 |
| spain | andalusia | flabellina ischitana | species | 4 | 0 |
| spain | andalusia | flabellina pedata | species | 1 | 0 |
| spain | andalusia | piseinotecus gabinierei | species | 5 | 0 |
| spain | andalusia | piseinotecus gaditanus | species | 2 | 0 |
| spain | andalusia | spurilla sp. a lc-2013 | species | 6 | 0 |
| spain | balearic islands | baeolidia nodosa | species | 1 | 0 |
| spain | balearic islands | caloria elegans | species | 2 | 0 |
| spain | balearic islands | facelina annulicornis | species | 1 | 0 |
| spain | balearic islands | flabellina affinis | species | 3 | 0 |
| spain | balearic islands | spurilla neapolitana | species | 3 | 0 |
| spain | canary islands | babakina anadoni | species | 2 | 0 |
| spain | galicia | aeolidia sp. a lc-2013 | species | 3 | 0 |
| spain | galicia | babakina anadoni | species | 2 | 0 |
| spain | melilla | flabellina babai | species | 1 | 0 |
| sweden | | aeolidia papillosa | species | 9 | 0 |
| sweden | | facelina bostoniensis | species | 2 | 0 |
| sweden | | flabellina lineata | species | 2 | 0 |
| tunisia | | dondice banyulensis | species | 3 | 0 |
| united kingdom | scotland | aeolidia papillosa | species | 19 | 0 |
| united kingdom | scotland | aeolidia sp. 1 lc-2015 | species | 3 | 0 |
| united kingdom | scotland | facelina bostoniensis | species | 2 | 0 |
| united kingdom | scotland | favorinus blianus | species | 3 | 0 |
| united states | alaska | aeolidia papillosa | species | 17 | 0 |
| united states | alaska | eubranchus rupium | species | 5 | 0 |
| united states | alaska | flabellina cf. trophina bold:aba3308 | species | 1 | 0 |
| united states | alaska | flabellina verrucosa | species | 4 | 0 |
| united states | alaska | hermissenda crassicornis | species | 8 | 0 |
| united states | california | aeolidia sp. 2 lc-2015 | species | 4 | 0 |
| united states | california | aeolidia sp. b lc-2013 | species | 6 | 0 |
| united states | california | anteaeolidiella oliviae | species | 3 | 0 |
| united states | california | babakina festiva | species | 2 | 0 |
| united states | california | hermissenda crassicornis | species | 4 | 0 |
| united states | california | hermissenda opalescens | species | 69 | 0 |
| united states | florida | berghia stephanieae | species | 3 | 0 |
| united states | florida | spurilla braziliana | species | 8 | 0 |
| united states | hawaii | aeolidiidae gen. sp. b lc-2013 | species | 6 | 0 |
| united states | hawaii | baeolidia japonica | species | 2 | 0 |
| united states | hawaii | baeolidia moebii | species | 3 | 0 |
| united states | hawaii | berghia cf. salaamica lc-2013 | species | 3 | 0 |
| united states | hawaii | berghia salaamica | species | 1 | 0 |
| united states | hawaii | catriona sp. a lc-2013 | species | 3 | 0 |
| united states | hawaii | cerberilla sp. 3 lc-2013 | species | 2 | 0 |
| united states | hawaii | favorinidae sp. casiz 176799 | species | 3 | 0 |
| united states | hawaii | favorinus japonicus | species | 3 | 0 |
| united states | hawaii | noumeaella rehderi | species | 1 | 0 |
| united states | hawaii | spurilla braziliana | species | 2 | 0 |
| united states | hawaii | spurilla major | species | 2 | 0 |
| united states | maine | aeolidia papillosa | species | 3 | 0 |
| united states | massachusetts | aeolidia papillosa | species | 10 | 0 |
| united states | oregon | aeolidia sp. 2 lc-2015 | species | 9 | 0 |
| united states | oregon | hermissenda crassicornis | species | 8 | 0 |
| united states | washington | aeolidia papillosa | species | 10 | 0 |
| united states | washington | flabellina trilineata | species | 2 | 0 |
| united states | washington | hermissenda crassicornis | species | 8 | 0 |