A contribution to the embryology and phylogeny of the pycnogonids ...
Morgan, Thomas Hunt,
1866-1945
creator
text
book
[Baltimore]
1890
1890
ENG
Life.
Required copy (manuscript).
"A preliminary note on the embryology of the pycnogonids. By T. H. Morgan.": l. 3-7.
Thesis (Ph.D.)--Johns Hopkins University, 1890.
Pycnogonida
https://www.biodiversitylibrary.org/bibliography/28283
10.5962/bhl.title.28283
MdBJ