File:20201231 Acutiramus Macrophthalmus.png
References 参考文献:
- Clarke, John Mason; Ruedemann, Rudolf. (1912). The Eurypterida of New York. Albany,: New York State Education Department.
- Overall reconstruction.
- 全体的復元。
- Leutze, W. P.; Heubusch, C. A. (1963). Pterygotus in the Bertie Formation (Silurian) of New York. Journal of Paleontology 37 (5): 1080–1082.
- Chelicerae (denticulation).
- 鋏角(歯)。
- Kjellesvig-Waering, Erik N. (1964). A Synopsis of the Family Pterygotidae Clarke and Ruedemann, 1912 (Eurypterida). Journal of Paleontology 38 (2): 331–361.
- Telson.
- 尾節。
- Selden PA. (1984-01). Autecology of Silurian eurypterids. Spec. Pap. Palaeontol. 32, 39–54.
- Chelicerae (segmentation).
- 鋏角(分節)。
- Bicknell, Russell D. C.; Kenny, Katrina; Plotnick, Roy E. (2023-11-20). Ex vivo three-dimensional reconstruction of Acutiramus : a giant pterygotid sea scorpion (American Museum novitates, no. 4004). ISSN 0003-0082.
- Position of chelicerae and appendage II-V.
- 鋏角と第2-5付属肢の位置。