| Animal evolution: interrelationships of the living phyla C Nielsen Oxford University Press, 2012 | 1948 | 2012 |
| The magnitude of global marine species diversity W Appeltans, ST Ahyong, G Anderson, MV Angel, T Artois, N Bailly, ... Current biology 22 (23), 2189-2202, 2012 | 1278 | 2012 |
| Six major steps in animal evolution: are we derived sponge larvae? C Nielsen Evolution & development 10 (2), 241-257, 2008 | 293 | 2008 |
| Structure and function of metazoan ciliary bands and their phylogenetic significance C Nielsen Acta zoologica 68 (4), 205-262, 1987 | 263 | 1987 |
| Cladistic analyses of the animal kingdom C Nielsen, N Scharff, D Eibye-Jacobsen Biological Journal of the Linnean Society 57 (4), 385-410, 1996 | 231 | 1996 |
| Entoproct life-cycles and the entoproct/ectoproct relationship C Nielsen Ophelia 9, 209-341, 1972 | 201 | 1972 |
| Xenoturbella is a deuterostome that eats molluscs SJ Bourlat, C Nielsen, AE Lockyer, DTJ Littlewood, MJ Telford Nature 424 (6951), 925, 2003 | 187 | 2003 |
| The Development of the Brachiopod Crania (Neocrania) anomala (O. F. Müller)and its Phylogenetic Significance C Nielsen Acta Zoologica 72 (1), 7-28, 1991 | 185 | 1991 |
| Trochophora larvae: Cell‐lineages, ciliary bands, and body regions. 1. Annelida and Mollusca C Nielsen Journal of Experimental Zoology Part B: Molecular and Developmental …, 2004 | 161 | 2004 |
| Animal phylogeny in the light of the trochaea theory C Nielsen Biological Journal of the Linnean Society 25 (3), 243-299, 1985 | 157 | 1985 |
| Observations on Buccinum Undatum L. attacking bivalves and on prey responses, with a short review on attack methods of other prosobranchs C Nielsen Ophelia 13 (1-2), 87-108, 1974 | 154 | 1974 |
| The phylogenetic position of ctenophores and the origin (s) of nervous systems G Jékely, J Paps, C Nielsen Evodevo 6, 1-9, 2015 | 149 | 2015 |
| Testing the new animal phylogeny: a phylum level molecular analysis of the animal kingdom SJ Bourlat, C Nielsen, AD Economou, MJ Telford Molecular Phylogenetics and Evolution 49 (1), 23-31, 2008 | 143 | 2008 |
| The Early Cambrian Halkieria is a mollusc J Vinther, C Nielsen Zoologica scripta 34 (1), 81-89, 2005 | 134 | 2005 |
| Trochophora larvae: cell‐lineages, ciliary bands and body regions. 2. Other groups and general discussion C Nielsen Journal of Experimental Zoology Part B: Molecular and Developmental …, 2005 | 129 | 2005 |
| Origin of the chordate central nervous system–and the origin of chordates C Nielsen Development Genes and Evolution 209 (3), 198-205, 1999 | 129 | 1999 |
| Entoprocta C Nielsen, Å Jespersen Microscopic Anatomy of Invertebrates 13, 13-43, 1997 | 100* | 1997 |
| Studies on Danish entoprocta C Nielsen Ophelia 1 (1), 1-76, 1964 | 100 | 1964 |
| Patterns of gene expression: homology or homocracy? C Nielsen, P Martinez Development Genes and Evolution 213, 149-154, 2003 | 98 | 2003 |
| Tentacle structure and filter-feeding in Crisia eburnea and other cyclostomatous bryozoans, with a review of upstream-collecting mechanisms C Nielsen, HU Riisgård Marine Ecology Progress Series 168, 163-186, 1998 | 94 | 1998 |
Hans Ulrik RiisgårdProfessor, University of Southern Denmark (SDU)Verificeret mail på biology.sdu.dk
