| Authors(s) | Pelseneer, P. | 
| Year | 1885 | 
| Title | The cephalic appendages of the gymnosomatous Pteropoda, and especially of Clione Quart. J. Microsc. (ns)25(5): 491-509, pl. 35. | 
| Authors(s) | Pelseneer, P. | 
| Year | 1885 | 
| Title | The cephalic appendages of the gymnosomatous Pteropoda, and especially of Clione Quart. J. Microsc. (ns)25(5): 491-509, pl. 35. |