FIGURE 2 in Four new species of the subterranean amphipod genus Stygobromus (Amphipoda: Crangonyctidae) from shallow groundwater habitats on the Coastal Plain and eastern margin of the Piedmont in Maryland and Virginia, USA

FIGURE 2. Stygobromus caecilius, sp. n. Belvedere Seepage Woods, Cecil County, Maryland. Holotype specimen (2.0–2.5 mm): (a, b) antenna 1, antenna 2; (c) right mandible; (d) left mandible; (e) lower lip; (f) maxilla 1; (g) maxilliped; (h). Antennae drawn to same scale; other mouthparts to larger scale. Inner face of mandibles enlarged as indicated.