Ochoterenella esslingeri n. sp. A-H: Female.

A, anterior region, right lateral view (coils of ovijector not represented); B, head, dorso-ventral view (holotype); C, head, apical view; D, buccal capsule, optical transverse section; E, tail, right lateral view, lateral chord dotted (holotype); F, tail, ventral view; G, cuticular bossesin the caudal region, ventral view; H, ovijector and beginning of the uteri, after dissection. I-K: Microfilaria. I, immature folded microfilaria,extracted from uteri; J, mature microfilaria from uteri within sheath with small, refractile granules; K, head with small hook and sheath.

Scales in μm: A, H, 200; B, C, I, J, 20; D, K, 10; E, F, 100; G, 50.