Cyrtioidea Add to phylogenetic matrix

Superfamil

Taxonomic relationships of Cyrtioidea

• Cyrtiacea belongs to Cyrtioidea - Williams et al. (2006)
• Cyrtioidea belongs to Spiriferidina - Williams et al. (2006)
• Cyrtiidae belongs to Cyrtioidea - Williams et al. (2006)
• Hedeinopsidae belongs to Cyrtioidea - Williams et al. (2006)
• Costispiriferidae belongs to Cyrtioidea - Savage and Baxter (1995)