Walnut Sphinx

Adult with darker coloration — St. Joseph County (Mark Blassage)

Adult with lighter coloration — Porter County (Chris Joll)

Adult resting on the hand of man for size — Orange County (John Lindsey)

Side view of an adult — Hendricks County (Tina Price)

Close up of the antennae and head — St. Joseph County (Mark Blassage)

Caterpillar full view — Lake County (Rick Welton)

Head and six true leg view — Lake County (Rick Welton)

Close up view of caterpillar's granules, sphricals, and caudal — Lake County (Rick Welton)

An Indiana Native

Amorpha juglandis — Walnut Sphinx

(J. E. Smith, 1797)

Hodges# 7827

Etymology

Amorpha: Greek word meaning “shapeless” or “deformed;” likely refering to the odd position of moth's wing while at rest.

Juglandis: Pertaining to Juglandaceae, a family of trees that contains some of the host plants for the species.

Pronunciation

Ah-MOR-fuh Joo-GLAN-diss

Documented Occurrences

This map shows the verified sightings of the White-lined Sphinx moth in Indiana. All sightings were confirmed through photographic documentation by individuals who contributed to the Great American IN Nature Lepidoptera Project (GAIN LP).

GAIN LP
documented
in county.

GAIN LP Sightings

Date	County	Observer	Notes
2018-06-08	Marion	Miller, Ben	Adult
2018-06-07	Porter	Joll, Chris	Adult
2018-06-03	Porter	Nimetz, Derek	Adult
2018-05-25	Bartholomew	Wallace, Linda	Adult
2018-05-20	Washington	Sanders, Crystal	Adult
2018-05-15	Montgomery	Mitchell, Jeanne	Adult
2018-05-14	Hamilton	Smith, Amanda	Adult
2018-05-13	Owen	Malad, Rick	Adult
2017-07-27	Madison	Couch, Stacey	Adult
2017-07-14	Orange	Lindsey, John	Adult

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Observation Details	Images
Date: 2018-06-08 County: Marion Observer: Miller, Ben Notes: Adult
Date: 2018-06-07 County: Porter Observer: Joll, Chris Notes: Adult
Date: 2018-06-03 County: Porter Observer: Nimetz, Derek Notes: Adult
Date: 2018-05-25 County: Bartholomew Observer: Wallace, Linda Notes: Adult
Date: 2018-05-20 County: Washington Observer: Sanders, Crystal Notes: Adult
Date: 2018-05-15 County: Montgomery Observer: Mitchell, Jeanne Notes: Adult
Date: 2018-05-14 County: Hamilton Observer: Smith, Amanda Notes: Adult
Date: 2018-05-13 County: Owen Observer: Malad, Rick Notes: Adult
Date: 2017-07-27 County: Madison Observer: Couch, Stacey Notes: Adult
Date: 2017-07-14 County: Orange Observer: Lindsey, John Notes: Adult

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Amorpha juglandis Sightings by Month

Notes

The Walnut Sphinx caterpillar makes a whistling noise when distrubed and will thrash back and forth defensively.

Conservation Status

Global status: G5 (secure)
National status: N5 (secure)
Indiana status: NR (not ranked)

Floral Associates

Walnut Sphinx caterpillars host on a variety of trees within the Order Fagales, including Black Walnut (Juglans nigra), and White Walnut aka Butternut (Juglans cinerea). Adults do not feed.

Family	Taxonomic Name	Common Name
Known Larval Food Sources in Indiana
Order: Fagales
Betulaceae	Alnus spp.	alders
	Betula spp.	birches
	Carpinus caroliniana	musclewood, aka blue beech
	Corylus americana	American hazelnut
	Ostrya virginiana	hop-hornbeam, aka ironwood
Fagaceae	Fagus grandifolia	American beech
Juglandaceae	Carya spp.	hickories
	Juglans spp.	black walnut and butternut