Synonyms and other taxonomic changes
Eucaterva labesaria Grote, 1882
Eucaterva lymax Druce, 1898
There are two species of the genus Eucaterva
listed for America north of Mexico. (2)
Powell & Opler (2009) reported the forewing length 15-16 mm. (4)
Comstock & Dammers (1932) reported the larva mature to 32 mm.
Specimens identified by DNA analysis:
Larva - typical Geometrid shape; two forms, one mauve on the dorsal half and the other blue-green (Comstock & Dammers, 1932).
Powell & Opler (2009)reported the range to include western Texas to southern California. (4)
Adults fly in March, June, and late July to early August.(4)
Powell & Opler (2009)reported the larval host is Chilopsis linearis
(Cav.) Sweet (desert willow). (4)
Comstock & Dammers (1932) available online in the print references describes the life cycle.
Eggs, Larva, Larva refuge, pupa, adult:
Bob Patterson mentions the antennae spotting distinguishes from Grotellini. (sub-tribe Grotellina
Comstock, J.A. & C.M. Dammers, 1932. The metamorphoses of six California Lepidoptera. Bull. Southern California Acad. Sci
. 31: 98
, pl. 33-35
Grote, A.R., 1882. Two new geometrids from Mr. Neumoegen's collection. Papilio
Powell, J.A. & P.A. Opler, 2009. Moths of Western North America. University of California Press. p. 219; plate 30, fig. 20. [cite:238031, 218]