| Citation | Rosenberg, G., F. Moretzsohn and E.F. Garcia, 2009 Gastropoda (Mollusca) of the Gulf of Mexico. pp. 579-699 In Felder, D.L.; Camp, D.K. (eds.) Gulf of Mexico - Origins, Waters, and Biota. Biodiversity. Texas A&M University Press, College Station, Texas. |
| Ref. | 109264 Rosenberg, G., F. Moretzsohn and E.F. Garcia, 2009 |
| Page | 642 |
| Named Used as Valid | Gregorioiscala pachya |
| Locality | |
| Distribution | Atlantic Ocean. |