FIGURE 5 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 5. Stygobromus felleri, sp. n. Funks Pond Spring, Cecil County, Maryland. Paratype male (4.0 – 4.5 mm): (a, b) antenna 1, antenna 2 (accessory flagellum and aesthetacs of antenna 1 enlarged); (c) left mandible (inner face enlarged); (d) right mandible in part (inner face enlarged); (e) lower lip; (f) maxilla 1; (g) maxilla 2; (h) maxilliped. Antennae drawn to same scale; maxillae 1 & 2 to same scale; maxilliped and lower lip to smaller scale