Reddish-brown, covered with a thin cinereous pubescence; the clypeus acutely angular anteriorly; the metathorax oblique and delicately striated transversely; wings fusco-hyaline; the petiole of the abdomen long, the segment campanulated and narrow.    From Wordnik.com.  [Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology] Reference