The gecarcinid land crab, Epigrapsus notatus (Heller, 1865),is recorded from Taiwan for the first time. Detailed comparisons with its congener, E. politus Heller, 1862, are provided. The carapace and male abdominal form of E. notatus changes substantially with growth, with the carapace shape varying from squarish to transversely ovate. Notes on its colour and ecology are also provided.
本文首次報導臺灣的一種地蟹科陸蟹Epigrapsus notatus(Heller, 1865),並詳細比對同屬的E. politus Heller, 1862。E. notatus的頭胸甲和雄性腹部的形狀會隨著成長的過程逐漸改變,頭胸甲形狀會從方形變成橫卵圓形。文中也敘述了本種蟹的體色及生態。