Photo 158525, (c) Stephen Durrenberger, some rights reserved (CC BY-NC-SA)

Attribution © Stephen Durrenberger some rights reserved Uploaded by shrinksteve Source Flickr Original http://www.flickr.com/photos/38275458@N05/4689249291 Associated observations Photos / Sounds What Arrowhead Spiketail (Cordulegaster obliqua) Observer shrinksteve Date May 2010 Place West Virginia, US (Google, OSM) Date Added August 10, 2012 02:08 AM EDT 3 IDs Research Grade View Sizes small medium large original Copyright Pipevine Studio