| Orthonectida | |
|---|---|
| |
| Two different female Orthonectids | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Subkingdom: | Eumetazoa |
| Clade: | ParaHoxozoa |
| Clade: | Bilateria |
| Clade: | Nephrozoa |
| (unranked): | Protostomia |
| (unranked): | Spiralia |
| Clade: | Platytrochozoa |
| (unranked): | Mesozoa |
| Phylum: | Orthonectida Giard, 1877 [1][2] |
| Species | |
Orthonectida (/ˌɔːrθəˈnɛktɪdə, -θoʊ-/[3]) is a small phylum of poorly known parasites of marine invertebrates[4] that are among the simplest of multi-cellular organisms. Members of this phylum are known as orthonectids.
- ^ H. Furuya & J. van der Land (2010). "Orthonectida". World Register of Marine Species. Retrieved January 12, 2011.
- ^ "Orthonectida Giard, 1877". Integrated Taxonomic Information System. Retrieved January 12, 2011.
- ^ "Orthonectida". Lexico UK English Dictionary. Oxford University Press. Archived from the original on 2020-03-22.
- ^ Hanelt, B; Van Schyndel, D; Adema, C. M; Lewis, L. A; Loker, E. S (1996). "The phylogenetic position of Rhopalura ophiocomae (Orthonectida) based on 18S ribosomal DNA sequence analysis". Molecular Biology and Evolution. 13 (9): 1187–91. doi:10.1093/oxfordjournals.molbev.a025683. PMID 8896370.