Tenthredo fernaldii
Tenthredo fernaldii is a of common in the Tenthredinidae. Like other members of the , it lacks the narrow ' waist' characteristic of many Hymenoptera, with the attached broadly to the . are active in late summer and early autumn, and may be encountered on flowers or foliage. The species has been documented from the southwestern United States, with observations from Arizona.
Pronunciation
How to pronounce Tenthredo fernaldii: /tɛnˈθriːdoʊ fərˈnɔːldi.aɪ/
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Distribution
Documented from southern Arizona, specifically from the Santa Catalina Mountains. The broader Tenthredo contains approximately 118 in the U.S. and Canada, with members generally associated with deciduous forest edges.
Seasonality
are active in late summer and early autumn; the Tenthredo tends to appear later in the season than many other , which are primarily spring-active.
Similar Taxa
- Other Tenthredo species identification within the is problematic due to high (approximately 118 species in U.S. and Canada) and extensive variation in color patterns. T. fernaldii would require expert examination for definitive separation from .
- Other TenthredinidaeTenthredo can be distinguished from other common sawflies by their tendency to appear later in the season (late summer/early autumn versus spring) and by their predatory as adults, whereas many feed only on pollen and nectar.
- Vespidae (yellowjackets, paper wasps)Tenthredo , including T. fernaldii, are mimics of stinging in coloration and general form, but lack the constricted petiole ('wasp waist') and possess a broad connection between and . Females lack a stinger entirely.