本小論文專門記述幾種化石藻類:Amphiroa fragilissima(Linné)Lamouroux, Jania quamensis Johnson, Corallina taiwanica, n. sp. Lithothamnium sp., 及Halimedia?所有研究材料採自台東縣、大港口,大港口鄉,大港口層,石灰岩中,其所屬地質年代可能爲新生代中新世乃至早中新世。
The present report describes three species and two species indeterminata of fossil calcareous algae from the Takangkou Limestone, Takangkou village, about 15km, north of Taitung city, Taiwan. They are: Amphiroa jragilissima (Linné) Lamouroux, Jania quamensis Johnson, Corallina taiwanica & n. sp., Lithothamnium sp., and Halimedia? The geologic age of the Takangkou Limestone belongs early Miocene and possibly correlate to the Chihko-Shan Limestone, Hsinchu area, Taiwan.