Arachnis picta
Family Erebidae
Subfamily Arctiinae
Home Butterflies and Moths Details
Located at Mount Timpanogos Park, Utah County, Utah - ©Tim Dalsing
Top: Male
Bottom: Female
Photo of Female fluttering wings
A bit worn after ovipositing
Female
Ova
Oviposted these on 19 September
About to emerge on 26 September 2015
First Instars emerged 26 September 2015 - 7 days as ova
30 September 2015 - Set to Molt
Second Instar on 1 October 2015 - 7 mm long
Third Instar with discarded head case- 6 October 2015
Third Instar - 6 October 2015
Fourth Instar - 10 October 2015 - 15 mm long
Fifth Instar 17 October 2015 - 30 mm long
Sixth Instar - 31 October 2015 - 40 mm long
| Photos -
©Nicky Davis, ©Tim Dalsing Female and male located by Tim Dalsing at Mount Timpanogos Park, Utah County, Utah on September 18, 2015 Started ovipositing same day 18 September 2015 Photo taken on 19th of ova oviposited on 18 September 2015 Photo taken on 26 September of ova oviposited on 19 September 2015 Photo of larvae just emerging on 26 September 2015, 7 days as ova Photo on 30 September of larva set to molt to 2nd Instar Photo of 2nd instar on 1 October 2015 - 7 mm long, 4-5 days as first Instars Photos of 3rd instar on 6 October 2015 - 5 days as second instars- 11 mm long Photo of 4th instar on 10 October 2015 - 4-5 days as third instars - 15 mm long Photo of 5th instar on 17 October 2015 - 7 days as fourth instar - 30 mm long Photo of 6th instar on 31 October 2015 - 6 days as fifth instar 40 mm long Description: White/gray with dark lines on upper forewing, red with black markings on upper hindwing, abdomen red with black striping. Host Plants These are reported as being generalists since the larvae will eat many herbaceous plants. Wild radish, cabbage and other mustards, Wandering jew (Tradescantia zebrina), acanthus, nasturtium, dandelion, endive, other area native shrubs or vines like vetch and wild cucumber vine, sunflowers, or garden plants like echias, coral honeysuckle, spinach and lettuce have been reported. More Wooly Bear info see: https://www.sbnature.org/content/663/file/WoolyBears.pdf  |