Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Blattella germanica - German Cockroach

German! - Blattella germanica - female Beetle-like infestation - Blattella germanica German Cockroach - Blattella germanica - female Unknown cockroach and nymph. - Blattella germanica Tiny adult roach  - Blattella germanica Cockroach - Blattella germanica Maybe a cochroach - Blattella germanica Possible brownbanded cockroach? - Blattella germanica
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Blattodea (Cockroaches and Termites)
Superfamily Blaberoidea
Family Ectobiidae
Subfamily Blattellinae
Genus Blattella
Species germanica (German Cockroach)
Synonyms and other taxonomic changes
Blatta germanica (Linnaeus)
Orig. Comb: Blatta germanica Linnaeus, 1767
Size
Adult body length 13-16 mm
Identification
pale brown with two parallel longitudinal dark streaks on pronotum
[paraphrased from U. of California Internet reference below]

"Pronotal stripes simple, slightly more broadly separated by their widths. Male interocular distance scarcely 3/4 times as long as distance between antennal sockets; lateral submarginal area of tergite VII immaculate; apical margin of tergite VIII shallowly notched in the middle; left stylus armed with 5-6 thorns; genitalia with R21 less than 4/5 times as long as R3; recurved portion of L3 elongate; female with interocular distance more than 4/5 times as wide as distance between antennal sockets; apical margin of subgenital plate subsinuous distally."
[copied from U. of Florida Internet reference below]

Although adults have fully developed wings, they do not fly.

Unlike Asian Cockroach, females do not have wings long enough to cover the oothecae.
Range
Cosmopolitan
Habitat
Infests human dwellings and workplaces
Season
Year-round
Food
Omnivorous, eats just about anything edible
Remarks
Like most cockroaches, the German Cockroach is nocturnal. It is a major pest of residential and commercial structures.
Some people can develop severe allergies to cockroach parts, feces, and oils.
Females carry the ootheca for up to a month, dropping it just before the eggs hatch.
See Also
Internet References
detailed species account - Walter Ebeling, U. of California at Riverside
fact sheet - Penn State's Entomology Department