| Homalozoa | ||
| Deuterostomia | References |
| Metazoa | Metazoa | Metazoa | Metazoa | |||
| Metazoa | Time |
|
Deuterostomia
├─Vetulicolia
└─┬─Chordata
└─Ambulacraria
├─Hemichordata
└─┬─Vetulocystidae
└─Homalozoa
├─Stylophora
└─┬─Soluta
└─┬─Cincta
└─┬─Ctenocystoidea
└─┬─Helicoplacoidea
└─Echinodermata
|
|
Campbell, KSW (1987), Evolution evolving. J. & Proc. Roy. Soc. NSW 120: 9-19. WWW. Ctenocystoidea.
Caster, KE (1967), Homoiostelea, in RC Moore [ed.] Treatise on Invertebrate Paleontology Part S: Echinodermata 1. Geol. Soc. Amer. 2: S581-S623. Soluta.
Dominguez, P, AG Jacobson & RPS Jeffries (2002), Paired gill slits in a fossil with a calcite skeleton. Nature 417: 841-844. Stylophora.
Dominguez-Alonso, P (1999), The early evolution of echinoderms: The class Ctenocystoidea and its closest relatives revisited, in MD Candia Carnevalli & F Bonasoro [eds.], Echinoderm Research 1998. AA Balkema, pp. 263-268. Cincta, Helicoplacoidea.
Dornbos, SQ & DJ Bottjer (2000), Taphonomy and environmental distribution of helicoplacoid echinoderms. Palaios 16: 197-204. Helicoplacoidea.
Durham, JW (1993), Observations on the Early Cambrian helicoplacoid echinoderms. J. Paleontol. 67: 590-604. Helicoplacoidea.
Jefferies, RPS (1986), The Ancestry of the Vertebrates. Brit. Mus. (Nat. Hist.). Homalozoa, Stylophora.
Jefferies, RPS (1997), How chordates and echinoderms separated from each other and the problem of dorso-ventral inversion. Pal. Soc. Papers 3: 249-266. Cincta, Ctenocystoidea, Soluta.
Lefebvre, B (2003), Functional morphology of stylophoran echinoderms. Palaeontology 46: 511-555. Stylophora.
Parsley, RL (1997), The echinoderm classes Stylophora and Homoiostelea: Non Calcichordata. Pal. Soc. Papers 3:225-248. Ctenocystoidea, Soluta.
Parsley, RL (1999), The Cincta (Homostelea) as blastozoans, in MD Candia Carnevalli & F Bonasoro [eds.], Echinoderm Research 1998. AA Balkema, pp. 369-375. Cincta, Ctenocystoidea.
Ruta, M (2003), A species-level supertree for stylophoran echinoderms. Acta Pal. Pol. 48: 559–568. Stylophora.
Sutcliffe, OE, WH Südkamp & RPS Jefferies (2000), Ichnological evidence on the behaviour of mitrates - two trails associated with the Devonian mitrate Rhenocystis. Lethaia 33: 1-12. Stylophora. Sudkamp
Ubaghs, G (1967), Stylophora, in R C Moore [ed.], Treatise on Invertebrate Paleontology, Pt. S: Echinodermata 1. Geol. Soc. Amer. 2: S495-S565. Stylophora.
Ubaghs, G (1967a), Homostelea, in R C Moore [ed.], Treatise on Invertebrate Paleontology, Pt. S: Echinodermata 1. Geol. Soc. Amer. 2: S565-S581. Cincta.
Ubaghs, G (1967b), Cymbionites and Peridionites - unclassified Middle Cambrian echinoderms, in RC Moore [ed.], Treatise on Invertebrate Paleontology, Pt. S: Echinodermata 1. Geol. Soc. Amer. 2: S634-S637. Homalozoa.