Graptacme
Graptacme is a genus of molluscs belonging to the family Dentaliidae.
The genus has almost cosmopolitan distribution.
Species
Species:Graptacme acutissima Graptacme acutistriata Graptacme africana Graptacme calamus Graptacme eborea Graptacme elpis Graptacme inversa Graptacme lactea Graptacme marchadi Graptacme multistricta Graptacme nielseni Graptacme novaehollandiae Graptacme pareorensis Graptacme perlonga Graptacme secta Graptacme semistriata Graptacme semistriolata Graptacme splendida- ''Graptacme takakoae''