Like many fossil invertebrates, stromatoporoids have long been regarded as an enigmatic group with an uncertain relationship to modern taxa. For much of their history of study, stromatoporoid fossils could only be observed externally or through natural cross-sections.
Like many fossil invertebrates, stromatoporoids have long been considered an enigmatic group with an unclear connection to modern taxa. For a significant portion of their study history, stromatoporoid fossils could only be observed externally or through natural cross-sections.