Yellow-spotted Falsehorn Temnostoma daochus (Walker, 1849)    Synonyms: Milesia daochus, Temnostoma greenei, Temnostoma pictulum.
Kingdom Animalia   >   Phylum Arthropoda   >   Class Insecta   >   Order Diptera   >   Family Syrphidae   >   Genus Temnostoma   

Status:

Uncommon. Flies early in the year, mostly April through May. "Larvae are wood boring in solid wood within rotting stumps and logs" (Skevington, 2019).

Description:

Can be identified from photos with care. Females are larger than males.

There are 20 records in the project database.

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A Yellow-spotted Falsehorn in Harford Co., Maryland (5/25/2013). Photo by Jim Brighton. (MBP list)

A Yellow-spotted Falsehorn in Prince George's Co., Maryland (5/15/2021). (c) Sergei Drovetski, all rights reserved. Photo by Sergei Drovetski. (MBP list)

A Yellow-spotted Falsehorn in Kent Co., Maryland (5/2/2016). Determined by John S. Ascher/BugGuide. Photo by Shannon Schade. (MBP list)(More of this species)

A female Yellow-spotted Falsehorn in Washington Co., Maryland (5/29/2017). Determined by Ken Wolgemuth/BugGuide. Photo by Mark Etheridge. (MBP list)

A Yellow-spotted Falsehorn in Prince George's Co., Maryland (5/9/2021). (c) Sergei Drovetski, all rights reserved. Photo by Sergei Drovetski. (MBP list)

A Yellow-spotted Falsehorn in Prince George's Co., Maryland (5/9/2021). (c) Sergei Drovetski, all rights reserved. Photo by Sergei Drovetski. (MBP list)

A Yellow-spotted Falsehorn in Prince George's Co., Maryland (5/9/2021). (c) Sergei Drovetski, all rights reserved. Photo by Sergei Drovetski. (MBP list)

A Yellow-spotted Falsehorn in Anne Arundel Co., Maryland (4/20/2023). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). Photo by Jim Moore. (MBP list)

A Yellow-spotted Falsehorn in Baltimore City, Maryland (5/6/2011). Determined by Martin Hauser/BugGuide. Photo by Thomas Wilson. (MBP list)

A Yellow-spotted Falsehorn in Baltimore Co., Maryland (5/17/2021). (c) Douglas Hooper, some rights reserved (CC BY). Photo by Douglas Hooper via iNaturalist. (MBP list)

A pair of Yellow-spotted Falsehorns in Prince George's Co., Maryland (5/18/2019). (c) Hans Holbrook, some rights reserved (CC BY-NC). Photo by Hans Holbrook. (MBP list)


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