the world > animals > invertebrates > phylum Arthropoda > class Insecta > subclass Pterygota > [noun] > division Exopterygota or Hemimetabola > order Dictyoptera > member of genus Blatta (cockroach) > blatta orientalis (water-bug) (1)
water bug1868
(a) any of various heteropteran bugs that live in or on water, now regarded as constituting the infraorders Nepomorpha and Gerromorpha; (b) U.S. a…