S. Defretin-Lefranc 1960

Full reference
S. Defretin-Lefranc. 1960. Contribution a l'etude des spongiaires siliceux du Crétacé supérieur du nord de la France. Theses presentees a la Faculte des Sciences de Lille 1-178 [W. Kiessling/U. Merkel]
Metadata
ID number:  36845
Created:  2011-08-01 22:16:11
Modified:  2011-08-01 07:16:11
Publication type:  book/book chapter
Taxonomy:  stated without evidence
Language:  French