FIGURE 2 in Ex vivo three-dimensional reconstruction of Acutiramus: a giant pterygotid sea scorpion

FIGURE 2. Acutiramus and Erettopterus specimens showing the general morphology and arrangement of appendages and ventral structures. A, B. Acutiramus cummingsi from the Silurian (Pridoli), Bertie Group, Williamsville Formation, Bennett Quarry (= Buffalo Cement Company), Buffalo, NY (N 42.942, W 78.825). A. USNM PAL 60053 (Clarke and Ruedemann, 1912: pl. 72, fig. 1). B. NYSM 10193 (Clarke and Ruedemann, 1912: pl. 78, fig. 3). C. Acutiramus macrophthalmus (Hall, 1859) from the Silurian (Pridoli), Bertie Group, Fiddlers Green dolomite. No locality data. NYSM E3584. D. Erettopterus bilobus (Salter, 1856) from the Silurian (latest Llandovery and Wenlock) Patrick or Kip Burn formation, Scotland. NHMUK PI In 59342. A–C. Photographed under water. B, C. Photographs by Lisa Amati.