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132 water boatmen species
Corixa panzeri
Hesperocorixa sahlbergi
Sigara scotti
Sigara macrocepsoidea
Sigara pectenata
Sigara zimmermanni
Callicorixa wollastoni
Cymatia bonsdorffii
Graptocorixa gerhardi
Graptocorixa serrulata
Neocorixa snowi
Sigara sigmoidea
Sigara nevadensis
Morphocorixa compacta
Sigara defecta
Arctocorisa carinata
Sigara dorsalis
Hesperocorixa castanea
Sigara mckinstryi
Cenocorixa utahensis
Dasycorixa hybrida
Hesperocorixa martini
Hesperocorixa minor
Hesperocorixa obliqua
Palmacorixa gillettei
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