|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Radiolaria - Entactinaria - Entactiniidae
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.
|Y. Wang et al. 2003||Two concentric spherical shells with six massive three-bladed main spines. The outer shell is spongy whereas the inner shell is latticed. The main spines are deeply bladed. Five of them possess a distinctive projection along the each bladed edge at 2/3 part of the way from the base to tip.|