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Species Anastrangalia laetifica - Dimorphic Flower Longhorn

Anastrangalia laetifica - female longhorn beetle - Anastrangalia laetifica Anastranglia laetifica from Mt. Diablo - Anastrangalia laetifica - female Anastranglia laetifica from Big Sur - Anastrangalia laetifica - male - female Wet red beetle  - Anastrangalia laetifica insect - Anastrangalia laetifica Dimorphic Flower Longhorn Beetle - Anastrangalia laetifica - female Anastrangalia laetifica female - Anastrangalia laetifica - female
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Cerambycidae (Long-horned Beetles)
Subfamily Lepturinae (Flower Longhorns)
Tribe Lepturini
Genus Anastrangalia
Species laetifica (Dimorphic Flower Longhorn)
Synonyms and other taxonomic changes
Anastrangalia laetifica (LeConte)
Orig. Comb: Leptura laetifica LeConte, 1859
Syn: Leptura lugens LeConte, 1859
Numerous other syns. (Linsley & Chemsak 1976)
Explanation of Names
laet (L). 'gay, pleasing' (1)
3 spp. n. of Mex. (2)
7-13 mm (Linsley & Chemsak 1976)
Males are black, or brown phase

Females red with black spots of varying sizes:
, ,
w NA

The above photo (dry serpentine) shows one of many possible habitats.
Other habitats of this generalist feeder include Oak woodland, chaparral, Yellow Pine forest. (HW)
April-August (Linsley & Chemsak 1976)
Pinaceae (Linsley & Chemsak 1976)
Life Cycle
According to Dennis Haines (pers. communication, HW) floral hosts of adults include Calochortus (Liliaceae); Ceanothus (Rhamnaceae); Achillea, Heracleum (Apiadaceae); Eriodictyon (Hydrophyllaceae).
Print References
Linsley, E.G. and J.A. Chemsak. 1976. Cerambycidae of North America. Part VI. No. 2: Taxonomy and classification of the subfamily Lepturinae. University of California Publications in Entomology 80: 1-186. Full Text
Internet References
Type - Harvard MCZ
Type - Harvard MCZ
Photos: male, female -
40 California records, also photos of pinned specimens of both sexes at SBMNH
Works Cited
1.Dictionary of Word Roots and Combining Forms
Donald J. Borror. 1960. Mayfield Publishing Company.
2.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.