Two new species of Afronurus Lestage, 1924, from Hong Kong, China (Ephemeroptera: Heptageniidae) Braasch, Dietrich Jacobus, Luke M. Zootaxa 2011 3062 64 68 65H6C [151,336,1568,1594] Insecta Heptageniidae Afronurus Animalia Ephemeroptera 2 66 Arthropoda species otus sp. nov.   Male adult(in ethanol). Lengths: body 7.2 mm; fore wing 8.2 mm; cerci broken. Compound eyes dark violet, pale apically, with dark ring at base; contiguous. Thorax light yellow (faded). Wings hyaline, pterostigmal region opaque. Legs light yellow, forelegs with ratios of femur: tibia: tarsi (I–V) = 115:125:159 (35:47:40:19:18); hindlegs 102:77:30 (7:5:5:3:10). Abdomen translucent, with no apparent pattern (probably faded). Penes relatively simple, with small, acute distal projections; distinctive bifurcation at tip of each penis lobe, with sharply pointed prongs subequal in size.  Larva.Unknown.   Etymology.The specific epithet is a noun in apposition, a reference to the owl-like shape of the penes.   Diagnosis.  Afronurus otus,  sp. nov., has a distinctive bifurcation at the tip of each penis lobe, with sharply pointed prongs that are subequal in size.    Typematerial(in 70% ethanol). Holotype: male adult, Hong Kong, Fan Ling, 16/III/1967, M.T. Gillies [ PCDB].