Red-tipped Swampdamsel Leptobasis vacillans teneral male Santa Ana N.W.R., Hidalgo Co., Texas 22 May 2009 This image taken on the day this species was discovered new to the U.S. Three shots of a teneral male posted. I was with Dr. John Abbott when he found this species at Santa Ana NWR. We co-authoured a paper about this and another new Texas species. Lasley, Greg W., and John C. Abbott. 2009. Two new damselflies for Texas. Argia 21: 17-18.