Sphinginae subfamily
 Sphingini tribe:
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Ceratomia amyntor
 WO, 
the Elm Sphinx or Four-horned Sphinx
Larvae feed on Elm (Ulmus), birch (Betula), basswood 
(Tilia), and cherry (Prunus).
There are both green and brown forms. The four horns near 
the head are diagnostic.
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Young caterpillars feed gregariously on Catalpa species 
(Catalpa bignoniodes and C. speciosa) in the 
Bignoniaceae family, skeletonizing the foliage. 
Larvae are mostly white in early instars.
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Fraxinus, Ligustrum, Quercus, Crataegus and 
Chionanthus virginicus are  listed as hosts. 
In the fifth instar, the spiracular ovals are decidedly red and the 
anal horn is off-white to pinkish laterally.
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Dolba hyloeus 
 WO, the Pawpaw Sphinx 
Larvae feed on pawpaw (Asimina triloba), littleleaf sweetfern 
(Myrica aspleniifolia), possum haw (Ilex decidua), and 
inkberry (Ilex glabra) as well as Tall Gallberry Holly 
(Ilex coriacea). 
Louis Handfield reports larvae probably feed on Ilex verticellata
 in Quebec. 
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This caterpillar is also without the anal horn and feeds on pines.
The long stripes and reddish brown afford great camouflage.
Look for greenish true legs on bombycoides and orangey ones on coniferarum.
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Larvae feed upon various pine species, including loblolly pine 
(Pinus taeda) and longleaf pine (P. pinaster). They are well 
camouflaged and are without an anal horn.
Look for greenish true legs on bombycoides and orangey ones on coniferarum.
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Note triangular bump on the thorax.
 
Larval hosts are various species of beebalm (Monarda), mints (Mentha), bugleweed (Lycopis), 
and sage (Salvia). 
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Larvae feed on ash in the Fraxinus genus. Syringa and Ulmus have 
also been reported. 
Note the black anal horn.
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The caterpillars are called Tomato Hornworms and each has a black horn at the end of the abdomen. 
 Larvae feed on potato, tobacco, tomato, and other plants in the 
nightshade family (Solanaceae). 
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Tobacco Hornworms, equipped with a red-tipped horn at the end of the 
abdomen, are true gluttons and feed on tobacco and tomato, and 
occasionally potato and pepper crops and other plants in the 
nightshade family (Solanaceae). 
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  | Preferred hosts are common trumpetcreeper (Campsis radicans), 
Florida yellow-trumpet (Tecoma stans), lilac 
(Syringa species), and 
passionflower (Passiflora species). 
The anal horn is blue, preceded by a yellow dash.  
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Sphinx canadensis 
 WO, 
Sphinx canadensis, the Canadian Sphinx.
This species is not common at lights, and is not 
often reported anywhere. 
Larval host may be exclusively black ash (Fraxinus nigra).
Variable appearance but always with granulous (darker protrusions) on pinkish horn.
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Sphinx chersis 
 WO, the Northern Ash Sphinx or Great Ash 
Sphinx: 
The larvae are pale bluish green. The head has a pair of yellow 
lateral bands meeting at the apex. The oblique, lateral stripes are 
pale and bordered anteriorly with a darker green. 
Larval hosts are ash, lilac, privet, cherry, and quaking aspen. 
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Larvae hide in the day and feed primarily on cherry, plum, and apple 
at night. Larvae have been found on Amelanchier nantuckensis
 in Massachusetts and have been reared to pupation in Michigan on 
Prunus serotina. Note purple oblique lines.
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Larval hosts are apple (Malus), sweetfern (Myrica), Carolina rose 
(Rosa carolina), blueberry and huckleberry (Vaccinium), white spruce 
(Picea glauca), American larch (Larix laricina), and alder (Alnus).  
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In the final instar, the black on the head, lateral lines, horn and on abdominal 
legs is diagnostic. Larvae feed primarily on lilac and fringe.
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Sphinx luscitiosa  
 WO, 
the Canadian Sphinx or 
Clemen's Sphinx 
 The larval skin is much smoother in the final instar, having lost the 
grainy appearance evident in the fourth instar.
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If you have blueberries in the woods, then you probably have the 
Poecila Sphinx.  Most often the larvae are green in final instar.
Only a few show the purple form.
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Smerinthini Tribe:
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Amorpha juglandis larvae feed upon Walnut and butternut (Juglans),
 hickory (Carya), alder (Alnus), beech (Fagus), 
hazelnut (Corylus), and hop-hornbeam (Ostrya). 
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Pachysphinx modesta
 WO,  
the Modest Sphinx or Poplar Sphinx 
Larvae feed on poplars and cottonwood.
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Paonias astylus, the Huckleberry Sphinx (wingspan 55-65 mm), ranges 
from Maine south to Florida, west to Missouri and Mississippi.
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Larvae accept willows, birches, and cherries. 
I have also found them in the wild on oak in eastern Canada.  
The skin is very granulose.
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The larvae depicted is probably third instar.  
There may be more red spotting on the sides
as larvae mature.
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Smerinthus cerisyi 
WO, 
Cerisy's Sphinx;
Cerisyi larvae greatly resemble modesta larvae, both being pale 
green, with granular skin, pale lateral diagonal lines, faint red 
spiracular circles, and very pale longitudinal lines running from the 
head to a more pronounced anal diagonal line.
Larvae have green heads bounded dorsally with a pale yellow 
inverted "V".
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Larvae feed upon many forest trees including birches and cherries, 
but are expecially fond of poplars and willows. Red markings on sides
vary greatly from specimen to specimen.
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Macroglossinae subfamily 
Dilophonotini tribe:
 See Hemaris comparison to help distinguish
the next three species.
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Hemaris thysbe 
 WO, the Hummingbird Clearwing 
There is also an orangey-pink prepupal form. The lateral line runs 
from S1 to the blue horn. 
Hemaris thysbe larvae feed on viburnum and related plants.  
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Hemaris diffinis
 WO,  the 
Snowberry Clearwing or Bumblebee Moth  
Larval host plants include Snowberry (Symphoricarpos), 
honeysuckle (Lonicera), Coralberry, viburnums, Blue Dogbane 
(Apocynum) and dwarf bush honeysuckle (Diervilla lonicera).
Horn is black with a yellow base.
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Hemaris gracilis
 WO,  the 
Slender Clearwing or Graceful Clearwing  
  Larval foods are blueberries including low bush blueberry 
(Vaccinium vacillans), and laurel (Kalmia), all in the heath family
(Ericaceae).
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 Philampelini tribe:
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 Larvae feed upon Grape (Vitis), Virginia Creeper 
(Parthenocissus quinquefolia) and other vines and ivies 
(Ampelopsis). 
 
Larvae occur in both a light (green) form and a darker (tan/brown) 
form. Note six "segmented" oblique lines.
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If you have Grape or Virginia Creeper nearby, then you might encounter
this species. Note the five large white ovals. There are orangey-brown and green 
forms also.
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Macroglossini tribe:
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In additon to Virginia creeper larvae accept Grape (Vitis), 
ampelopsis (Ampelopsis), and cayenne pepper (Capsicum).
 Larvae are green until the final instar. 
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Larvae feed on Azalea and Viburnum and progress very rapidly. The 
larva to the left on Viburnum cassinoides is getting ready to 
pupate. Color change from green to light burgundy-brown indicates 
pupation is imminent.  
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Darapsa myron 
WO, the Virginia Creeper Sphinx or the Grapevine Sphinx 
 If you have the 
foodplants indicated in the common names, you probably have this 
species nearby. The lower wings are orange. 
Larvae feed on Virginia creeper (Parthenocissus quinquefolia), 
Grape (Vitis), Ampelopsis, and Viburnum.
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Larvae turn a deep chocolate brown just prior to pupation, and the 
"horn" on the tail also turns downward as pupation draws near. 
 Darapsa versicolor larvae feed on Smooth hydrangea 
(Hydrangea arborescens), buttonbush 
(Cephalanthus occidentalis), and waterwillow 
(Decodon verticillatus).
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Grape (Vitis), ampelopsis (Ampelopsis), and 
Virginia creeper (Parthenocissus) all serve as larval hosts.  
The alternating yellow and greyish-green rings across the back 
distinguish this larva.
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Hyles gallii 
 WO, the Bedstraw Hawk Moth 
or Gallium Sphinx 
This species is not reported in Chippewa, but it has been recorded in 
eastern Wisconsin counties. I suspect it is present.
 Larvae come in black and in brown forms and often feed on
Epilobium (fireweed).
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Hyles lineata 
 WO, the White-lined Sphinx
Larvae are highly varied and feed on a great diversity of plants 
including willow weed (Epilobium), four o'clock (Mirabilis), 
apple (Malus), evening primrose (Oenothera), elm 
(Ulmus), grape (Vitis), tomato (Lycopersicon), 
purslane (Portulaca), and Fuschia.  
All larvae seem, however, to have the red/black swellings split by
dorso-lateral lines. 
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Larvae feed at night on grape (Vitis) and ampelopsis 
(Ampelopsis) and hide on the bark of their host plants during 
the day.  Virginia creeper would also be a suitable host.  There is also a dark form
without the green patches. Note the "raised eye", replacing the anal horn.
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