Oogenus: Parvoblongoolithus ZHANG, JIN, O’CONNOR, WANG & XIE, 2014
Etymology: Parv-, "small", oblong, "ovoid", and Greek, lithus, "rock or stone."

Oospecies: jinguoensis ZHANG, JIN, O’CONNOR, WANG & XIE, 2014
Etymology: Jinguo referes to the locality where the specimen was collected.

Holotype: ZMNH M8920

Locality: Jinguo, Tiantai County, Zhenjiang Province, China.

Horizon: Chichengshan Formation

Biostratigraphy:

Age: Late Cretaceous.

Material: 2 halves of a broken ovoid egg.