the answer is Nereis
Carcharias taurus is the scientific name for the sand shark.
The scientific name for beach sand dunes is "embryonic dune system."
The scientific name for sand is usually referred to as "silica" or "silicon dioxide."
The scientific name for a sand sifting sea star is Astropecten polyacanthus.
In the US or UK?
The scientific or taxonomic name would be Andropogon hallii.
The scientific or taxonomic name would be Sporobolus cryptandrius.
The scientific or taxonomic name would be Leucocrinum montanum.
The scientific or taxonomic name would be Eragrostis trichodes.
The scientific or taxonomic name would be Muhlenbergia arenicola.
The scientific or taxonomic name would be Artemisia filifolia.
The scientific or taxonomic name would be Notropis stramineus.