title: Is Haootia quadriformis related to extant Staurozoa (Cnidaria)? Evidence from the muscular system reconsidered.
authors: Instituto de Biociências, Departamento de Zoologia, Universidade de São Paulo, São Paulo, São Paulo, Brazil mirandals@ib.usp.br.
authors: L S
authors: LS
authors: Miranda
authors: National Systematics Laboratory, National Marine Fisheries Service (NMFS), National Museum of Natural History, Smithsonian Institution, Washington, DC, USA.
authors: A G
authors: AG
authors: Collins
authors: Instituto de Biociências, Departamento de Zoologia, Universidade de São Paulo, São Paulo, São Paulo, Brazil Centro de Biologia Marinha, Universidade de São Paulo, São Sebastião, São Paulo, Brazil.
authors: A C
authors: AC
authors: Marques
mesh_terms: D000818:Animals; D003063:Cnidaria / Q000033:anatomy & histology* / Q000145:classification*; D005580:Fossils / Q000033:anatomy & histology*