1. Upper Triassic Radiolaria and radiolarian zonation from western North America;Blome;Bull. Am. Paleontol.,1984
2. Late Triassic Radiolaria from phosphatic concretions in the Torlesse Terrane, Kapiti Island, Wellington;Blome;N.Z. Geol. Surv. Record,1987
3. Jurassic stratigraphy of the Queen Charlotte Islands, British Columbia;Cameron;Geol. Surv. Canada, Bul.,1985
4. Integrated ammonoid-conodont-radiolarian biostratigraphy, Late Triassic Kunga Group, Queen Charlotte Islands, British Columbia;Carter,1989
5. Radiolarian Zonation of Triassic and Jurassic in Outer Side of Southwest Japan;Kishida;News Osaka Micropaleontol.,1982