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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Flies (Diptera) » Orthorrhapha » Stratiomyomorpha » Xylomyidae » Xylomya

Genus Xylomya

Classification · Explanation of Names · Numbers · Identification · Range · Works Cited

Xylomya terminalis? - Xylomya terminalis

Xylomya tenthredinoides? - Xylomya tenthredinoides

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Diptera (Flies)

No Taxon (Orthorrhapha)

Infraorder Stratiomyomorpha

Family Xylomyidae

Genus Xylomya

Explanation of Names

Xylomya Rondani 1861

Numbers

7 spp. in our area, 36 total(1)

A single known undescribed species intermediate between X. americana and X. terminalis.

Identification

Martin Hauser, 8.vi.2010:

X. aterrima = only species with black palpi

X. fasciata = synonymized with Rhagio albicornis

X. parens = only species in the West and only species with black scutellum

Full key at (2)

(outdated) Quick key

1. Scutellum black.... X. parens

Scutellum with yellow....2

2. thorax with yellow longitudinal stripes... X. americana ** note by Even Dankowicz -- X. terminalis sometimes also has yellow longitudinal stripes on thorax

markings on thorax do not form stripes....3

3. tip of metafemur deep black.....5

tip of metafemur red brown or yellow....4

4. metafemur darker (brown) at apex, yellow at base; metatibial tip darker than base; metatarsus yellow.... X. simillima

meatfemur all reddish yellow, metatarsus white.... X. pallidifemur

5. palpi black.... X. aterrima

palpi yellow....6

6. terminalia black, tergites 3-4 yellowish.... X. terminalis (ne.US)

terminalia red, tergites red brown.... X. tenthredinoides

Range

Eurasia (2/3 of the spp.) & the New World(1)

Works Cited

1.	A catalog of the World Xylomyidae (Insecta: Diptera) Woodley N.E. 2011. Myia 12: 417–453.

2.	Field/Photo ID for Flies: Fly Guide

Contributed by Jim McClarin on 25 April, 2006 - 5:49pm
Additional contributions by john and jane balaban, v belov, edanko, zdanko
Last updated 3 May, 2023 - 9:02pm

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