Fig. 4. SEM photographs of Heterorhabditis day 5 after infection, different face views of mature hermaphroditic females. A-C) H. bacteriophora . D-F) H. megidis. G-I) H. hawaiiensis. Note: The constricted regions in Fig. 4B and H are artifacts and occur often with Heterorhabditis females. All magnifications based on scale bar in B: A = 12 um, B = 12.1 um, C = 5 um, D = 17.6 um, E = 12 um, F = 10 um, G = 12 um, H = 7.5 Fm, I = 6 um.