Herald moth

The major component of the female sex pheromone produced by the herald moth, Scoliopteryx libatrix (L.) (Lepidoptera Noctuidae), has been identified as (6Z)-13-methylheneicosene. This is the first example of a branched chain alkene as a sex pheromone in the Noctuidae family and is markedly different from the pheromones of the other members in the group. The authors have not conclusively stated, but they suggest that it is probably the (Id-Sj-isomer. ... 

M., Toshova, T., Pickett, J.A., Wadhams, L. J. and Woodcock, C.M. (2000). Major sex pheromone component of female herald moth Scoliopteryx libatrix is the novel branched alkene (6Z)-13-methylheneicoscne../. Chem. Ecol., 26, 1135-1149. 

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