|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 lattice shells with approximately six three-bladed main spines of variable width and length. By-spines are common but are variable and typically thorn-like. One main spine is typically substantially longer and more robust than the others. An internal six-rayed spicule is present within the inner shell.|