The next drawings come from Penard (Faune Rhizopodique du Bassin de Léman,1902)

Pontigulasia bigibbosa
Pontigulasia bigibbosa
Pontigulasia bryophila
Pontigulasia bryophila
Pontigulasia compressa
Pontigulasia compressa
Pontigulasia incisa
Pontigulasia incisa
Pontigulasia spectabilis
Pontigulasia spectabilis
Pontigulasia spiralis
Pontigulasia spiralis

 

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Difflugia bicruris

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Difflugia congolensis

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Difflugia key ovoid

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