Vectores de index testaceologicus

Shell plate of oval and fan clams with a few coiled shells 01

Shell plate of oval clams with strong ribs 01

Shell plate of oval shells with fine ribbing 01

Shell plate of plain oval shells with pointed forms below 01

Shell plate of pointed snails above rows of flat spiral shells 01

Shell plate of ribbed snails with drawn out canals 01

Shell plate of round ribbed shells with scalloped edges 01

Shell plate of round shells above curled tubes and twisted forms 01

Shell plate of rounded ribbed clams in close even rows 01

Shell plate of rounded ribbed cockles in close rows 01

Shell plate of rounded snails with short spires in dense rows 01

Shell plate of rows of fan and oval clams seen from outside 01

Shell plate of slender pointed snails over a row of coiled shells 01

Shell plate of slotted cowries with long ribbed shells beneath 01

Shell plate of smooth barrel shaped snails in close rows 01

Shell plate of smooth oval shells and long mussels in rows 01

Shell plate of smooth rounded snails ranked in even rows 01

Shell plate of smooth slotted shells with ribbed forms below 01

Shell plate of spiked shells above ribbed fans and oval clams 01

Shell plate of spired snails over rows of broad cones 01

Shell plate of stout ribbed snails with short spires 01

Shell plate of straight tapering tubes above coiled discs 01

Shell plate of tapering cones above wedge shaped shells 01

Shell plate of thick spiralled snails with banded whorls 01

Shell plate of tiny pointed snails ranked in tight columns 01

Shell plate of triangular shells with round discs and slender tubes 01