| argentina | | diplostomum spathaceum | species | 3 | 0 |
| canada | | diplostomum aff. huronense mag-2016 | species | 1 | 0 |
| canada | | diplostomum baeri | species | 3 | 0 |
| canada | | diplostomum huronense | species | 6 | 0 |
| canada | | diplostomum indistinctum | species | 7 | 0 |
| canada | | diplostomum sp. 1 mag-2016 | species | 1 | 0 |
| canada | | diplostomum sp. 1 sal-2008 | species | 11 | 0 |
| canada | | diplostomum sp. 1 sal-2009 | species | 1 | 0 |
| canada | | diplostomum sp. 2 sal-2008 | species | 1 | 0 |
| canada | | diplostomum sp. 3 mag-2016 | species | 1 | 0 |
| canada | | diplostomum sp. 3 sal-2008 | species | 1 | 0 |
| canada | | diplostomum sp. 4 mag-2016 | species | 1 | 0 |
| canada | | diplostomum sp. 4 sal-2008 | species | 8 | 0 |
| canada | alberta | diplostomum sp. 1 mag-2016 | species | 5 | 0 |
| canada | alberta | diplostomum sp. 1 sal-2008 | species | 3 | 0 |
| canada | alberta | diplostomum sp. 12 sal-2015 | species | 3 | 0 |
| canada | alberta | diplostomum sp. 3 sal-2008 | species | 2 | 0 |
| canada | alberta | diplostomum sp. 4 sal-2008 | species | 6 | 0 |
| canada | alberta | diplostomum sp. 7 sal-2008 | species | 12 | 0 |
| canada | british columbia | diplostomum sp. 18 sal-2015 | species | 2 | 0 |
| canada | british columbia | diplostomum sp. 7 sal-2008 | species | 1 | 0 |
| canada | british columbia | diplostomum sp. 9 sal-2008 | species | 1 | 0 |
| canada | manitoba | diplostomum sp. 1 sal-2008 | species | 3 | 0 |
| canada | manitoba | diplostomum sp. 4 sal-2008 | species | 2 | 0 |
| canada | new brunswick | diplostomum sp. 4 sal-2008 | species | 2 | 0 |
| canada | new brunswick | diplostomum sp. 6 sal-2008 | species | 3 | 0 |
| canada | northwest territories | diplostomum spathaceum | species | 0 | 1 |
| canada | nunavut | diplostomum sp. 7 sal-2008 | species | 1 | 0 |
| canada | nunavut | diplostomum sp. 9 sal-2008 | species | 1 | 0 |
| canada | ontario | diplostomum baeri | species | 13 | 0 |
| canada | ontario | diplostomum huronense | species | 8 | 0 |
| canada | ontario | diplostomum indistinctum | species | 1 | 0 |
| canada | ontario | diplostomum sp. 1 sal-2008 | species | 57 | 0 |
| canada | ontario | diplostomum sp. 10 sal-2015 | species | 2 | 0 |
| canada | ontario | diplostomum sp. 19 sal-2015 | species | 5 | 0 |
| canada | ontario | diplostomum sp. 2 sal-2008 | species | 3 | 0 |
| canada | ontario | diplostomum sp. 3 sal-2008 | species | 18 | 0 |
| canada | ontario | diplostomum sp. 4 sal-2008 | species | 31 | 0 |
| canada | ontario | diplostomum sp. bold:ack9826 | species | 2 | 0 |
| canada | quebec | diplostomum ardeae | species | 1 | 0 |
| canada | quebec | diplostomum baeri | species | 27 | 0 |
| canada | quebec | diplostomum huronense | species | 7 | 0 |
| canada | quebec | diplostomum indistinctum | species | 2 | 0 |
| canada | quebec | diplostomum sp. 1 sal-2008 | species | 113 | 0 |
| canada | quebec | diplostomum sp. 10 sal-2015 | species | 2 | 0 |
| canada | quebec | diplostomum sp. 2 sal-2008 | species | 6 | 0 |
| canada | quebec | diplostomum sp. 3 sal-2008 | species | 16 | 0 |
| canada | quebec | diplostomum sp. 4 sal-2008 | species | 83 | 0 |
| canada | quebec | diplostomum sp. 7 sal-2008 | species | 1 | 0 |
| canada | quebec | diplostomum sp. 9 sal-2008 | species | 2 | 0 |
| canada | yukon | diplostomum sp. 17 sal-2015 | species | 5 | 0 |
| canada | yukon | diplostomum sp. 18 sal-2015 | species | 3 | 0 |
| chile | biobio region | diplostomum huronense | species | 2 | 0 |
| china | | diplostomum mergi | species | 2 | 0 |
| china | | diplostomum pseudospathaceum | species | 1 | 0 |
| china | | diplostomum spathaceum | species | 1 | 0 |
| china | hubei | diplostomum sp. 14 sal-2015 | species | 10 | 0 |
| china | hubei | diplostomum sp. 15 sal-2015 | species | 7 | 0 |
| china | xinjiang | diplostomum mergi complex sp. 2 sal-2015 | species | 1 | 0 |
| china | xinjiang | diplostomum sp. 14 sal-2015 | species | 7 | 0 |
| china | xinjiang | diplostomum spathaceum | species | 7 | 0 |
| china | yunnan | diplostomum sp. 14 sal-2015 | species | 2 | 0 |
| croatia | | diplostomum spathaceum | species | 1 | 0 |
| czech republic | | diplostomum pseudospathaceum | species | 2 | 0 |
| czech republic | | diplostomum spathaceum | species | 2 | 0 |
| czech republic | olomouc region | diplostomum spathaceum | species | 0 | 1 |
| czech republic | south moravian region | diplostomum pseudospathaceum | species | 4 | 0 |
| denmark | | diplostomum mergi | species | 2 | 0 |
| denmark | | diplostomum paracaudum | species | 19 | 0 |
| denmark | | diplostomum pseudospathaceum | species | 1 | 0 |
| denmark | region zealand | diplostomum paracaudum | species | 6 | 0 |
| denmark | region zealand | diplostomum pseudospathaceum | species | 9 | 0 |
| france | champagne-ardenne region | diplostomum pseudospathaceum | species | 9 | 0 |
| germany | | diplostomum pseudospathaceum | species | 6 | 0 |
| germany | baden-wuerttemberg | diplostomum baeri | species | 17 | 0 |
| germany | baden-wuerttemberg | diplostomum mergi | species | 4 | 0 |
| germany | baden-wuerttemberg | diplostomum paracaudum | species | 2 | 0 |
| germany | baden-wuerttemberg | diplostomum pseudospathaceum | species | 8 | 0 |
| germany | lower saxony | diplostomum pseudospathaceum | species | 10 | 0 |
| germany | north rhine-westphalia | diplostomum baeri | species | 12 | 0 |
| germany | north rhine-westphalia | diplostomum mergi | species | 85 | 0 |
| germany | north rhine-westphalia | diplostomum parviventosum | species | 12 | 0 |
| germany | north rhine-westphalia | diplostomum pseudospathaceum | species | 46 | 0 |
| germany | north rhine-westphalia | diplostomum sp. clade q | species | 2 | 0 |
| germany | north rhine-westphalia | diplostomum spathaceum | species | 8 | 0 |
| germany | rhineland-palatinate | diplostomum baeri | species | 42 | 0 |
| germany | schleswig-holstein | diplostomum baeri | species | 4 | 0 |
| germany | schleswig-holstein | diplostomum pseudospathaceum | species | 72 | 0 |
| germany | thuringen | diplostomum mergi | species | 9 | 0 |
| germany | thuringen | diplostomum pseudospathaceum | species | 2 | 0 |
| greece | central macedonia region | diplostomum spathaceum | species | 0 | 1 |
| hungary | | diplostomum pseudospathaceum | species | 6 | 0 |
| hungary | | diplostomum spathaceum | species | 5 | 0 |
| hungary | baranya county | diplostomum mergi complex sp. lineage 2 | species | 174 | 0 |
| hungary | baranya county | diplostomum pseudospathaceum | species | 6 | 0 |
| hungary | baranya county | diplostomum spathaceum | species | 5 | 0 |
| iceland | | diplostomum sp. 6 akr-2016 | species | 5 | 0 |
| iceland | southern region | diplostomum spathaceum | species | 0 | 1 |
| iraq | saladin governorate | diplostomum sp. 14 sal-2015 | species | 1 | 0 |
| iraq | saladin governorate | diplostomum sp. 16 sal-2015 | species | 1 | 0 |
| iraq | saladin governorate | diplostomum spathaceum | species | 40 | 0 |
| iraq | sulaymaniyah governorate | diplostomum paracaudum | species | 11 | 0 |
| iraq | sulaymaniyah governorate | diplostomum spathaceum | species | 1 | 0 |
| italy | lombardy region | diplostomum baeri complex sp. 2 sal-2014 | species | 1 | 0 |
| italy | lombardy region | diplostomum spathaceum | species | 4 | 0 |
| mongolia | | diplostomum baeri | species | 5 | 0 |
| mongolia | | diplostomum mergi | species | 2 | 0 |
| mongolia | | diplostomum pseudospathaceum | species | 2 | 0 |
| mongolia | | diplostomum spathaceum | species | 7 | 0 |
| nigeria | | diplostomum sp. ak-2013 | species | 3 | 0 |
| norway | more og romsdal county | diplostomum baeri | species | 0 | 1 |
| norway | troms county | diplostomum baeri complex sp. 2 sal-2014 | species | 4 | 0 |
| norway | troms county | diplostomum phoxini | species | 1 | 0 |
| norway | troms county | diplostomum sp. lin6 sal-2014 | species | 21 | 0 |
| norway | troms county | diplostomum sp. lineage 3 ak-2017 | species | 4 | 0 |
| norway | troms county | diplostomum sp. lineage 4 ak-2017 | species | 5 | 0 |
| norway | troms county | diplostomum sp. lineage 5 ak-2017 | species | 9 | 0 |
| norway | troms county | diplostomum sp. lineage 6 ak-2017 | species | 9 | 0 |
| poland | mazovia province | diplostomum baeri | species | 1 | 0 |
| poland | mazovia province | diplostomum mergi | species | 1 | 0 |
| poland | mazovia province | diplostomum paracaudum | species | 1 | 0 |
| poland | mazovia province | diplostomum parviventosum | species | 2 | 0 |
| poland | mazovia province | diplostomum pseudospathaceum | species | 3 | 0 |
| poland | mazovia province | diplostomum spathaceum | species | 40 | 0 |
| poland | pomorskie province | diplostomum mergi | species | 0 | 1 |
| poland | pomorskie province | diplostomum spathaceum | species | 0 | 3 |
| poland | west pomerania province | diplostomum mergi | species | 0 | 2 |
| portugal | | diplostomum sp. pr-2010 | species | 1 | 0 |
| puerto rico | yauco | diplostomum ardeae | species | 5 | 0 |
| romania | caras-severin county | diplostomum pseudospathaceum | species | 10 | 0 |
| romania | caras-severin county | diplostomum spathaceum | species | 2 | 0 |
| romania | timis county | diplostomum pseudospathaceum | species | 2 | 0 |
| romania | timis county | diplostomum spathaceum | species | 1 | 0 |
| romania | tulcea county | diplostomum baeri complex sp. 2 sal-2014 | species | 21 | 0 |
| russia | | diplostomum pseudospathaceum | species | 1 | 0 |
| russia | | diplostomum spathaceum | species | 2 | 0 |
| russia | karelia republic | diplostomum baeri | species | 8 | 0 |
| russia | krasnoyarsk krai | diplostomum phoxini | species | 0 | 1 |
| russia | sakha republic | diplostomum phoxini | species | 0 | 1 |
| russia | sakhalin oblast | diplostomum parviventosum | species | 0 | 1 |
| saudi arabia | | diplostomum spathaceum | species | 1 | 0 |
| slovakia | | diplostomum pseudospathaceum | species | 34 | 0 |
| slovakia | | diplostomum spathaceum | species | 31 | 0 |
| slovakia | presov region | diplostomum mergi complex sp. lineage 2 | species | 15 | 0 |
| slovakia | presov region | diplostomum pseudospathaceum | species | 34 | 0 |
| slovakia | presov region | diplostomum sp. a ok-2017 | species | 1 | 0 |
| slovakia | presov region | diplostomum sp. b ok-2017 | species | 1 | 0 |
| slovakia | presov region | diplostomum sp. c ok-2017 | species | 1 | 0 |
| slovakia | presov region | diplostomum spathaceum | species | 31 | 0 |
| spain | andalusia | diplostomum spathaceum | species | 11 | 0 |
| spain | cantabria | diplostomum spathaceum | species | 10 | 0 |
| spain | catalonia | diplostomum pseudospathaceum | species | 1 | 0 |
| spain | catalonia | diplostomum sp. clade q | species | 2 | 0 |
| spain | catalonia | diplostomum spathaceum | species | 10 | 0 |
| spain | galicia | diplostomum spathaceum | species | 0 | 1 |
| tanzania | | tylodelphys mashonensis | species | 4 | 0 |
| tanzania | dar es salaam region | tylodelphys mashonensis | species | 6 | 0 |
| tanzania | kagera region | tylodelphys mashonensis | species | 10 | 0 |
| tanzania | manyara region | tylodelphys mashonensis | species | 3 | 0 |
| tanzania | morogoro region | tylodelphys mashonensis | species | 8 | 1 |
| tanzania | mwanza region | tylodelphys mashonensis | species | 12 | 0 |
| turkey | | diplostomum spathaceum | species | 33 | 0 |
| turkey | bursa province | diplostomum spathaceum | species | 0 | 1 |
| ukraine | chernihiv oblast | diplostomum spathaceum | species | 5 | 0 |
| ukraine | kherson oblast | diplostomum pseudospathaceum | species | 2 | 0 |
| ukraine | kherson oblast | diplostomum spathaceum | species | 6 | 0 |
| united kingdom | | diplostomum baeri | species | 1 | 0 |
| united kingdom | | diplostomum pseudospathaceum | species | 13 | 0 |
| united kingdom | england | diplostomum baeri | species | 2 | 0 |
| united kingdom | england | diplostomum mergi | species | 2 | 0 |
| united kingdom | england | diplostomum pseudospathaceum | species | 26 | 0 |
| united kingdom | scotland | diplostomum baeri | species | 32 | 0 |
| united kingdom | scotland | diplostomum mergi | species | 11 | 0 |
| united kingdom | scotland | diplostomum paracaudum | species | 1 | 0 |
| united kingdom | scotland | diplostomum phoxini | species | 5 | 1 |
| united kingdom | scotland | diplostomum sp. 6 akr-2016 | species | 38 | 0 |
| united kingdom | scotland | diplostomum spathaceum | species | 4 | 1 |
| united kingdom | wales | diplostomum phoxini | species | 2 | 0 |
| united states | alaska | diplostomum sp. 12 sal-2015 | species | 2 | 0 |
| united states | alaska | diplostomum sp. 19 sal-2015 | species | 1 | 0 |
| united states | illinois | diplostomum huronense | species | 2 | 0 |
| united states | michigan | diplostomum baeri | species | 46 | 0 |
| united states | michigan | diplostomum sp. 1 sal-2008 | species | 5 | 0 |
| united states | michigan | diplostomum sp. 3 sal-2008 | species | 9 | 0 |
| united states | michigan | diplostomum sp. 4 sal-2008 | species | 11 | 0 |
| united states | new mexico | diplostomum sp. 1 sal-2008 | species | 2 | 0 |
| united states | new mexico | diplostomum sp. 2 sal-2008 | species | 1 | 0 |
| united states | north dakota | diplostomum huronense | species | 3 | 0 |
| united states | north dakota | diplostomum indistinctum | species | 12 | 0 |
| united states | north dakota | diplostomum sp. seg-2012 | species | 1 | 0 |
| united states | oregon | diplostomum sp. 13 sal-2015 | species | 1 | 0 |
| united states | oregon | diplostomum sp. 4 sal-2008 | species | 6 | 0 |
| united states | utah | diplostomum spathaceum | species | 0 | 1 |
| united states | wyoming | diplostomum spathaceum | species | 0 | 1 |