| Trích dẫn | Yeo, D.C.J., T. Swee Hee and P.K.L. Ng, 2008 Horseshoe crabs (Phylum Arthropoda: Subphylum Chelicerata: Class Merostomata) and Decapod crustaceans (Phylum Arthropoda: Subphylum Crustacea: Order Decapoda). In pp. 110-128, 259-262, Davison, G.W.H.; Ng, P.K.L.; Ho, H.C., 2008. The Singapore Red Data Book: Threatened plants and animals of Singapore. Singapore: The Nature Society, 285pp. |
| Tài liệu tham khảo | 85383 Yeo, D.C.J., T. Swee Hee and P.K.L. Ng, 2008 |
| Trang | 116-117 |
| Named Used as Valid | Calappa lophos |
| Địa phương | |
| Distribution | Singapore. |