“…The number of Mollusca species (Hung., Puhatestűek), including the three main groups of Gastropoda (snails), Bivalvia (clams or mussels), and Cephalopoda (polyps) (Henderson and Henderson, 1963) (Hung., csigák, kagylók, and polipok) globally is about 70.000 -118.000 (Bitzilekis et al, 2023) with the difficulties of double/triple description names (Rosenberg, 2014). The 80% of existing Mollusca species belongs to Gastropoda (Chen and Schrödl, 2022).…”