本文描述臺灣產長齒開顋繭蜂屬(Alloca)4新種,另外輔以圖與表加以說明比較。且以檢索表區分全世界已知8種之長齒開顎繭蜂屬,並以系譜圖探討其可能之相互關係。
Four new species of Alloea (Hymenoptera: Braconidae) and a tabular summary of these species is presented. A key to the eight described species of Alloea is included, together with a dendrogram suggestion relationships among them.