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Genus Ctenolepisma

Silverfish - Ctenolepisma lineata Unidentified Silverfish - Ctenolepisma lineata Silverfish - Ctenolepisma longicaudata Very quick - Ctenolepisma longicaudata What is this? - Ctenolepisma lineata Ctenolepisma lineata What Specie is this? (Binomial name please) - Ctenolepisma Four-lined Silverfish - Ctenolepisma lineata
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Zygentoma (Silverfish)
Family Lepismatidae
Genus Ctenolepisma
Explanation of Names
Ctenolepisma Escherich 1905
5 spp. in our area(1), ~100 total(2)
body 12-19 mm
C. lineata (=quadriseriata) has 4 dark lines down its back
C. longicaudata (=urbana) is uniformly gray
both grow up to 19 mm - significantly larger than the Common Silverfish and Firebrat
cosmopolitan but no native spp. in Australia(2)
See Also
Common Silverfish (Lepisma saccharina) is smaller (10-12 mm) and has silvery scales but no markings
Firebrat (Thermobia domestica) is yellowish with dark brown bands and mottled spots on the dorsal surface, and is smaller (about 8 mm) and more stout-bodied (its abdomen is relatively broad-tipped and often shorter than the thorax, giving an overall "chunky" appearance)
Bristletails (Microcoryphia) have large eyes that meet in the middle, a cylindrical body, an arched thorax, mandibles that articulate at only one point, are not normally found indoors, and have the ability to jump
Internet References
drawings of 2 spp. with comparison drawings of Common Silverfish and Firebrat, and brief account of each species (Richard Houseman)
Works Cited
1.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
2.New data for a revision of the genus Ctenolepisma (Zygentoma: Lepismatidae): redescription of Ctenolepisma lineata...
Molero Baltanás R., Gaju Ricart M., Bach de Roca C. 2012. Ann. soc. entomol. Fr. (n.s.) 48: 66-80.