|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Reptilia - Stalicoolithidae
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.
|Q. Wang et al. 2012||Small spheroid or nearly spheroid eggs, irregularly arranged in the nest. Eggshell thickness, 2.4–4.0 mm. Outer surface of the eggshell is coarsely decorated. Cone layer is thin with 0.18–0.25 mm thick, about 1/20–1/4 of eggshell thickness. Three distinct zones of the columnar layer: (1) Horizontal growth lines develop in the inner zone. (2) Light and dark bands with varying thickness and lengths develop in the medial zone. (3) Secondary eggshell units are loosely arranged in the outer zone. The pore cannel is irregular.|