Position in a system
| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Unikonta |
| system | Opisthokonta Cavalier-Smith, 1987 |
| kingdom | Animalia Linnaeus, 1758 - animals |
| subregnum | Eumetazoa Butschli, 1910 |
| divisio | Bilateria Hatschek, 1888 - bilaterians |
| subdivisio | Protostomia Grobben, 1908 - protostomes |
| phylum | Bryozoa Ehrenberg, 1831 |
| class | Stenolaemata Borg, 1926 |
| order | Fenestrida † |
| family | Semicosciniidae Morozova, 1987 † |
| genus | Isotrypa Hall, 1885 † |
| species | Isotrypa sportula (Počta, 1894) † |