|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Asteroidea - Pustulosida
It was corrected as Pustulosina by Spencer and Wright (1966); it was reranked as the order Pustulosida by Blake (1989), Webster et al. (1999) and Sepkoski (2002).
It was assigned to Phanerozonida by Spencer (1951) and Owen (1965); to Valvatida by Spencer and Wright (1966); and to Asteroidea by Blake (1989), Webster et al. (1999) and Sepkoski (2002).
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|W. K. Spencer 1951||With undifferentiated spines placed on pustules|
|W. K. Spencer and C.W. Wright 1966||Margin with many small undifferentiated spines elavated on small tubercles (pustules); superomarginal generally within frame of inferomarginals and loosely connected. Pedicellariae unknown.|