WoRMS source details
Garman, S. (1877). On the pelvis and external sexual organs of selachians, with especial references to the new genera Potamotrygon and Disceus (with descriptions). Proceedings of the Boston Society of Natural History. v. 19: 197-214.
487092
Garman, S.
1877
On the pelvis and external sexual organs of selachians, with especial references to the new genera Potamotrygon and Disceus (with descriptions)
Proceedings of the Boston Society of Natural History
v. 19: 197-214
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Sympterygia acuta Garman, 1877 (original description)