New Jersey Endangered and Threatened Species Field Guide

Crimson-ringed whiteface
Leucorrhinia glacialis
Species Group: Invertebrate
Conservation Status
State: Special Concern
IDENTIFICATION
Ranging between 1.4”-1.5” in length, the crimson-ringed whiteface’s coloration is red and black. The male has a mostly black body, with some red on the thorax. The base of the abdomen is ringed with red. The face is white and the eyes are dark. Females are similar but can take a red form or yellow form with the color differences visible on thorax and abdomen.

DISTRIBUTION AND HABITAT
The crimson-ringed whiteface prefers the habitat of quaking sphagnum bogs, which are rare in New Jersey. They are found in only a few areas in northern New Jersey. Their full range is north to Quebec, south to West Virginia, and west to British Columbia.
DIET
Larvae feed on aquatic invertebrates and adults feed on flying insects.
LIFE CYCLE
The crimson-ringed whiteface has been seen in New Jersey in the month of June.
CURRENT STATUS, THREATS, AND CONSERVATION
The crimson-ringed whiteface is considered a species of Special Concern in New Jersey due to the rarity of its required habitat.
Text derived from the book, Field Guide to Dragonflies and Damselflies of New Jersey. 2009. By Allen E. Barlow, David M. Golden and Jim Bangma. Edited and updated by Larissa Smith in 2011.
Scientific Classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Odonata
Family: Libellulidae
Genus: Leucorrhinia
Species: L. glacialis
Find Related Info: Invertebrates, Special concern