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Genus Pangaeus

Burrowing Bug - Pangaeus bilineatus Bug ID - Pangaeus bilineatus Burrowing Bug - Pangaeus Burrowing Bug - Pangaeus bilineatus UNK Beetle - Pangaeus bilineatus Microporus nigrita? - Pangaeus bilineatus Cydnidae - Pangaeus bilineatus Beetle - Pangaeus bilineatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Heteroptera (True Bugs)
Infraorder Pentatomomorpha
Superfamily Pentatomoidea
Family Cydnidae (Burrowing Bugs)
Subfamily Cydninae
Tribe Geotomini
Genus Pangaeus
Explanation of Names
Pangaeus Stål 1862
5 spp. in our area, all in the subg. Homaloporus Uhler 1877(1)(2)
Relatively large. Pronotum with a deep impressed line paralleling anterior margin to form a collar.

Key to species occurring north of Mexico(2)

1. Ventral surface of hind femur with numerous small tubercles; male hind tibia distinctly angulate near base. -- 2
Ventral surface of hind femur without numerous small tubercles; male hind tibia not angulate near base -- 3

2. Submargin of head with pegs - P. setosus
Submargin of head without pegs - P. tuberculipes

3. Juga and clypeus with submarginal row of pegs - P. congruus
Juga and clypeus without submarginal row of pegs -- 4

4. Subapical impression of pronotum distinctly punctate - P. punctilinea
Subapical impression of pronotum not punctate - P. bilineatus
New World (Canada to Argentina)(2); in our area, P. bilineatus is widespread, the remaining spp. in the south(3):
P. bilineatus (Say) - widespread
P. congruus (Uhler) - sw. US (CA to KS-NM) & Mexico
P. punctilinea Froeschner - so. Texas
P. setosus Froeschner - sw. US (AZ TX) & Mexico
P. tuberculipes Froeschner - Texas & Mexico
Works Cited
1.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
2.Cydnidae of the Western Hemisphere
Froeschner, R. C. 1960. Proceedings of the United States National Museum, 111(3430): 337-680, 13 plates.
3.How to Know the True Bugs
Slater, James A., and Baranowski, Richard M. 1978. Wm. C. Brown Company.