@article{NARMS:SourceID:152597, author = {Koehler, R.}, journal = {Internat Monats Anat Hist}, pages = {139-190}, title = {Contribution a l'etude des Enteropneustes. Recherch anat. sur le Balanoglossus sarniensis nov. sp}, url = {https://vliz.be/vmdcdata/narms/narms.php?p=sourcedetails&id=152597}, volume = {3}, year = {1886} }