Laevisoolithidae Mikhailov, 1991 † (taxonomy source)
Oblongoolithidae Mikhailov, 1996 † (basis of record)
Oblongoolithidae Mikhailov, 1996 † (extant flag source)
Oblongoolithidae Mikhailov, 1996 † (name verified source)
Oblongoolithidae Mikhailov, 1996 † (current name source)
Oblongoolithidae Mikhailov, 1996 † (habitat flag source)
Oblongoolithus Mikhailov, 1996 † (current name source)
Oblongoolithus Mikhailov, 1996 † (verified source for family)
Paraspheroolithus Zhao, 1979 † accepted as Spheroolithus Zhao, 1979 † (source of synonymy)
Protoceratopsidovum Mikhail, 1994 † (additional source)
Subtiliolithidae Mikhailov, 1991 † accepted as Laevisoolithidae Mikhailov, 1991 † (additional source)

 Descriptive info

 for Oblongoolithidae Mikhailov, 1996 †

Oofamily (fossil eggs). [details]

 Taxonomic remark

 for Laevisoolithidae Mikhailov, 1991 †

From Mikhailov, 1997: These rather small and thin-shelled eggs with ornithoid eggshell structure were proposed to ... [details]