| Retiolitoidea Temporal range:
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Scientific classification 
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| Kingdom: | Animalia |
| Phylum: | Hemichordata |
| Class: | Pterobranchia |
| Subclass: | Graptolithina |
| Order: | †Graptoloidea |
| Infraorder: | †Neograptina |
| Superfamily: | †Retiolitoidea Lapworth, 18731 |
| Families | |
Retiolitoidea is a superfamily of graptolites that includes the Neodiplograptidae and the Retiolitidae.
Phylogeny
From Melchin et al. (2011).2
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Neodiplograptidae Petalolithinae | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
References
References
- Maletz, Jörg; Bates, Denis E. B.; Beli, Elena; Brussa, Edsel D.; Cameron, Christopher B.; Cooper, Roger A.; Gonzalez, Paul; Kozłowska, Anna; Lenz, Alfred C.; Loydell, David K; Rigby, Sue; Riva, John F.; Steiner, Michael; Toro, Blanca A.; VandenBerg, Alfons H. M.; Zhang, Yuandong; Zalasiewicz, Jan (2023-01-01). "Part V, Hemichordata, 2nd Revision, Complete Volume: Enteropneusta, Pterobranchia (Graptolithina)". Treatise on Invertebrate Paleontology: i–548. doi:10.17161/tip.vi.25184. ISSN 2153-621X. Retrieved 2026-02-27.
- Melchin, M. J.; Mitchell, C. E.; Naczk-Cameron, A.; Fan, J. X.; Loxton, J. (2011). "Phylogeny and Adaptive Radiation of the Neograptina (Graptoloida) During the Hirnantian Mass Extinction and Silurian Recovery". Proceedings of the Yorkshire Geological Society. 58 (4): 281–309. doi:10.1144/pygs.58.4.301. ISSN 0044-0604. Retrieved 2026-05-29.