Biological Reserve List of Odonata

This list includes those species of dragonflies that have been observed in adult and/or larval form on the properties of Denison University including: the Denison University Biological Reserve (DUBR), Ebaugh Pond, Middleton Pond and Clear Run.

Sites: SP = Spring Peeper Pond (Bio Reserve); WD = Wood Duck Pond (Bio Reserve); OM = Old Minnow Pond (Bio Reserve); TO = Taylor-Ochs Pond (Bio Reserve); CR = Clay Run (Bio Reserve); EP = Ebaugh Pond;  MP = Middleton Pond; CL = Clear Run; AS = Alrutz Section (upland in Bio) Reserve). Status:
Transient - single or few sightings, no evidence of reproduction
Resident (1) - based on larval specimen or exuvium
Resident (2) - based on observation of teneral adults
Resident (3) - based on observation of multiple adults exhibiting reproductive behavior in a specific habitat.

Species names linked to photos of adult males unless indicated.

SPECIES
STATUS
HABITAT
PETALURIDAE

Tachopteryx thoreyi, Grey Petaltail 
Transient
DUBR, Gravel Quarry Trail



AESHNIDAE

Aeshna constricta, Lance-tipped Darner 
Transient
OM
Aeshna umbrosa, Shadow Darner
Resident (1)
OM,  WD
Aeshna verticalis, Green-striped Darner
Transient
OM
Anax junius, Common Green Darner
Resident (1,2,3)
OMP, SP, TO, EP, AS migratory swarms
Basiaeshna janata, Springtime Darner
Transient
CR
Boyeria vinosa, Fawn Darner
Resident (1,3)
CL, CR
Epiaeshna heros, Swamp Darner
Transient
OM



GOMPHIDAE

Arigomphus villosipes, Unicorn Darner
Resident (1,3)
WD, EP, MP
Gomphus exilis, Lancet Darner
Transient
CL, AS 
Gomphus fraternus, Midland Darner
Transient
CL
Gomphus lividus, Ashy Clubtail
Resident (1,2,3)
CR, AS
Stylogomphus albistylus, Least Clubtail
Resident (1,2,3)
CL, CR



CORDULEGASTRIDAE

Cordulegaster erronea, Tiger Spiketail
Resident (1,3)
AS springs
Cordulegaster maculata, Twin-spotted Spiketail
Resident (1,3)
CR, AS
Cordulegaster obliqua, Arrow Spiketail
Transient
AS, CR marsh



CORDULIIDAE

Tetragoneuria cynosura, Common Baskettail
Resident (1,2,3)
WD, EP, MP, AS trails
Epicordulia princeps, Prince Baskettail
Resident (3)
EP, MP; transient over AS
Somatochlora linearis, Mocha Emerald
Transient
AS springs
Somatochlora tenebrosa, Clamp-tipped Emerald
Transient
AS wet meadow



LIBELLULIDAE

Celithemis elisa, Calico Pennant
Transient
AS fields
Celithemis eponina, Halloween Pennant
Resident (1)
MP; transient at AS fields, CL
Erythemis simplicicollis, Eastern Pondhawk 
Resident (1,2,3)
WD, EP, MP, OM; transient at SP, TO, CL 
Leucorrhinia intacta, Dot-tailed Whiteface
Resident (1,2,3)
EP; transient at WD, CL
Libellula cyanea, Spangled Skimmer 
Transient
SP, WD, MP, TO
Libellula incesta, Slaty Skimmer
Transient
MP
Libellula luctuosa, Widow Skimmer
Resident (1,2,3)
All ponds, AS fields
Libellula pulchella, Twelve-spotted Skimmer
Resident (1,2,3)
SP, OM; transient at other ponds
Libellula semifasciata, Painted Skimmer
Transient
AS fields
Pachydiplax longipennis, Blue Dasher
Resident (1,2,3)
WD, EP, MP
Pantala flavescens, Wandering Glider
Transient
AS fields
Pantala hymenaea, Spot-winged Glider
Transient
AS fields
Perithemis tenera, Eastern Amberwing
Resident (1,2,3)
EP. MP; transient at WD, TO
Plathemis lydia, Common White-tailed Skimmer
Resident (1,2,3)
WD, EP, MP, OM; transient elsewhere
Sympetrum ambiguum, Blue-faced Meadowhawk
Resident (3)
SP
Sympetrum corruptum, Variegated Meadowhawk
Transient
AS fields
Sympetrum rubicundulum, Ruby Meadowhawk
Resident (1,2,3)
SP, OM, TO
Sympetrum vicinum,  Yellow-legged Meadowhawk
Resident (2,3)
MP, WD
Tramea lacerata, Black Saddlebags
Resident (1,2,3)
EP, OM, AS fields; transient at MP, SP, WD
Tramea onusta, Red Saddlebags
Transient
SP



CALOPTERYGIDAE

Calopteryx maculata, Ebony Jewelwing
Resident (1,2,3)
CL, CR; transient elsewhere



LESTIDAE

Archilestes grandis, Great Spreadwing
Resident (1)
CR
Lestes congener, Spotted Spreadwing
Resident (2,3)
SP
Lestes disjunctus, Common Spreadwing 
Resident (1,3)
TO, OM, SP
Lestes dryas, Emerald Spreadwing
Resident (1,3)
TO, OM
Lestes eurinus, Amber-winged Spreadwing
Resident (1)
TO; transient WD
Lestes forcipatus, Sweatflag Spreadwing
Resident (1,3)
WD, MP, EP
Lestes inaequalis, Elegant Spreadwing 
Resident (1,3)
EP
Lestes rectangularis, Slender Spreadwing
Resident (1,2,3)
TO, OM, SP
Lestes unguiculatus, Lyre-tipped Spreadwing 
Transient
TO
Lestes vigilax, Swamp Spreadwing 
Resident (1,2,3)
MP, EP,



COENAGRIONIDAE

Amphiagrion saucium, Eastern Red Damsel
Resident (2,3)
OM (1996-99)
Argia fumipennis, Violet Dancer
Resident (1,2,3)
CL, MP; transient elsewhere
Chromagrion conditum, Aurora Damsel
Transient
SP
Enallagma aspersum, Azure Bluet
Resident (1,3)
TO, SP
Enallagma basidens, Double-striped Bluet
Resident (1,3)
MP
Enallagma civile, Familiar Bluet
Resident (1,3)
MP
Enallagma exsulans, Stream Bluet
Transient
CL
Enallagma geminatum, Skimming Bluet
Resident (1,3)
MP, EP, WD
Enallagma signatum, Orange Bluet
Resident (1,3)
MP, EP
Enallagma traviatum, Slender Bluet
Resident (1,3)
MP
Enallagma vesperum, Vesper Bluet
Resident (1,3)
MP, EP
Ischnura hastata, Citrine Forktail
Resident (2)
OM, SP
Ischnura posita, Fragile Forktail
Resident (1,3)
all ponds
Ischnura verticalis, Eastern Forktail
Resident (1,3)
all ponds, CL
Nehalennia irene, Sedge Sprite
Transient