Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The Green Larch Looper, Larch Looper or Six-spotted Angle (Macaria sexmaculata) is a moth of the Geometridae family. It is found from Alaska to Nunavut and Newfoundland, south in the east to Massachusetts and south in the west to Oregon.The wingspan is 16 24 mm. Adults are on wing from June to August. There are one to two generations per year.The larvae of ssp. sexmaculata feed on Larix laricina and Larix decidua. Larvae of ssp. incolorata have been recorded on Larix occidentalis and Pseudotsuga.