Graptacme semistriata Turton 1819 (tusk shell)
Click image to enlarge. Click to access iDigBio record.
Scaphopoda - Dentaliida - Dentaliidae
Alternative combination: Dentalium semistriatum
Synonyms: Dentalium liratum Carpenter 1855, Dentalium lirulatum Mörch 1861, Dentalium semipolitum Broderip and Sowerby 1829, Dentalium semistriatum semipolitum Broderip and Sowerby 1829
Belongs to Graptacme according to A. Hendy 2021
See also Grant, IV and Gale 1931 and Woodring and Bramlette 1950
Sister taxa: none
Ecology: slow-moving semi-infaunal deposit feeder
Distribution:
• Quaternary of Haiti (1 collection), United States (10: California)
Total: 11 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.