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53 gomphonemataceae species
Gomphonema acuminatum
Gomphonema truncatum
Encyonema leibleinii
Gomphoneis eriensis
Encyonema triangulum
Encyonema lange-bertalotii
Encyonema auerswaldii
Encyonema reimeri
Placoneis gastrum
Placoneis paraelginensis
Gomphonema angustatum
Placoneis anglophila
Encyonema norvegicum
Placoneis amphibola
Gomphonema gracile
Gomphonema kociolekii
Gomphonema brebissonii
Gomphonema intricatum
Gomphonema dichotomum
Gomphonema constrictum
Placoneis elginensis
Placoneis clementis
Placoneis explanata
Gomphonema pumilum
Gomphonema minutum
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