8. On some Anatomical Characters which bear upon the Major Divisions of the Passerine Birds.—Part I.
Open Access
- 1 January 1876
- journal article
- Published by Wiley in Journal of Zoology
- Vol. 44 (1), 506-526
- https://doi.org/10.1111/j.1096-3642.1876.tb02592.x