FIGURE 4 in Late Oligocene decapod crustaceans from the Trbovlje Formation of Slovenia, with a description of two new species of hymenosomatid crabs

FIGURE 4. Halicarcinus popeius sp. nov. (A–D) and Lucascinus trifailensis sp. nov. (E, F): A. RGA/SMNH 6377, dorsal, (holotype), visible hymenosomian rim (hr) and coloration patterns; B. RGA/SMNH 6373, dorsal, (paratype), male with well-preserved chelipeds and pereopods (P2-P5); C. RGA/SMNH 6385, dorsal, (paratype), male with bulbous chelipeds; D. RGA/SMNH 2041, ventral, (paratype), female with missing sternum; E. RGA/SMNH 6384, dorsal, (holotype), indicated rostrum and hymenosomian rim (hr); F. RGA/SMNH 6391, dorsal, (paratype), elongated chelipeds and well preserved pereopods (P2-P5). All scale bars equal 5 mm.