Northern Paper Wasp in Prince George's Co., Maryland (10/17/2020). (c) Katja Schulz, some rights reserved (CC BY). Photo by Katja Schulz via iNaturalist. (MBP list)
Northern Paper Wasp in Frederick Co., Maryland (9/19/2016). (c) Mark Etheridge, some rights reserved (CC BY-NC). Photo by Mark Etheridge. (MBP list)
A Northern Paper Wasp in Baltimore City, Maryland (11/27/2020). Photo by Pauline Horn. (MBP list)
A Northern Paper Wasp in Garrett Co., Maryland (10/21/2015). Photo by Seth Metheny. (MBP list)
A Northern Paper Wasp in Howard Co., Maryland (8/11/2017). Photo by Bill Hubick. (MBP list)
A Northern Paper Wasp in Harford Co., Maryland (2/23/2016). Photo by Dave Webb. (MBP list)
A Northern Paper Wasp in St. Marys Co., Maryland (7/4/2015). Photo by Tyler Bell. (MBP list)
Northern Paper Wasp in Anne Arundel Co., Maryland (9/5/2015). (c) treichard, all rights reserved. Photo by Timothy Reichard. (MBP list)
A Northern Paper Wasp in Worcester Co., Maryland (10/13/2013). Determined by Jonathan Hoskins, Brandon Woo, and John S. Ascher via BugGuide. Photo by Scott Housten. (MBP list)
Northern Paper Wasp in Frederick Co., Maryland (8/12/2015). (c) Mark Etheridge, some rights reserved (CC BY-NC). Photo by Mark Etheridge. (MBP list)
A Northern Paper Wasp in Montgomery Co., Maryland (5/14/2017). Determined by Matthias Buck/BugGuide. Photo by Max Wilson. (MBP list)
Northern Paper Wasp in Somerset Co., Maryland (10/12/2016). Photo by Kirsten Johnson. (MBP list)
A male Northern Paper Wasp in Baltimore City, Maryland (9/19/2007). Determined by Ricard Vernier/BugGuide. Photo by Thomas Wilson. (MBP list)
A Northern Paper Wasp in Worcester Co., Maryland (10/16/2015). Determined by Jonathan Hoskins/BugGuide. Photo by Scott Housten. (MBP list)
A Northern Paper Wasp in Baltimore Co., Maryland (11/8/2018). Photo by Emily Stanley. (MBP list)
A male Northern Paper Wasp in Baltimore City, Maryland (6/25/2007). Photo by Thomas Wilson. (MBP list)
A Northern Paper Wasp in Prince George's Co., Maryland (7/16/2014). Photo by Jessica Morgan. (MBP list)
A Northern Paper Wasp in Dorchester Co., Maryland (10/18/2014). Photo by Mark Etheridge. (MBP list)
A Northern Paper Wasp in Montgomery Co., Maryland (9/19/2014). Photo by Steve Scholnick. (MBP list)
A very worn Northern Paper Wasp with nearly no remaining wings at Great Falls, Montgomery Co., Maryland (9/6/2007). Photo by Ashley Bradford. (MBP list)
A female Northern Paper Wasp in Prince George's Co., Maryland (3/8/2015). Photo by Jesse Christopherson. (MBP list)
Northern Paper Wasps mating in Howard Co., Maryland (9/24/2015). Photo by Linda Hunt. (MBP list)
A Northern Paper Wasp in Harford Co., Maryland (7/15/2017). Photo by Josh Emm. (MBP list)
A mature Northern Paper Wasp colony in a fence pole in Montgomery Co., Maryland (8/19/2010). Determined by Richard Vernier/BugGuide who notes: Yellow-faced individual with mainly olive-green compound eyes are the males, the red faced ones with hazel-brown eyes are the females. Large size of most of these latter indicates they are so-called gynes, i.e., fertile females who will be the foundresses of next year. Photo by Ashley Bradford. (MBP list)
A Northern Paper Wasp in Carroll Co., Maryland (5/23/2021). Determined by Jonathan Hoskins and Ken Wolgemuth/BugGuide. Photo by Barbara Speckart. (MBP list)
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