cockroach

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Related to Blattaria: Phasmida, Isoptera, Mantodea

cockroach

(kŏk′rōch′)
n.
Any of numerous insects of the order or suborder Blattaria, having oval flat bodies and laying eggs in hardened cases, and including several species that are common household pests.

cockroach

the common name of members of the Blattidae family of insects that infest homes, workplaces, and other areas inhabited by humans. Cockroaches transmit a number of disease agents, including bacteria, protozoa, and eggs of parasitic worms.
A largely nocturnal insect, Order Blattaria; most common US roaches are Periplaneta americana, Blattella germanica and B orientalis, and are of medical interest as potential vectors for bacteria—e.g., Salmonella species; other organisms cultured from cockroaches include Shigella, Proteus, Mycobacterium spp, E coli, Klebsiella pneumoniae and Pseudomonas aeruginosa

cockroach

Entomology A largely nocturnal insect, Order Blattaria; most common US roaches are Periplaneta americana, Blattella germanica and B orientalis, and are of medical interest as potential vectors for bacteria–eg, Salmonella spp; other organisms cultured from cockroaches include Shigella, Proteus, Mycobacterium spp, E coli, Klebsiella pneumoniae and Pseudomonas aeruginosa

cockroach

the common name for members of the insect order Dictyoptera.
References in periodicals archive ?
Tree crowns with large numbers of Orthoptera plus Blattaria had a high frequency of herbivory, whereas crowns with low abundance of these taxa did not.
Las larvas de coleopteros, asi como adultos de colembolos, diplopodos, moluscos, chilopodos, blattaria, hemipteros, pseudoescorpion, isopteros, gasteropodos, aracnidos y dermapteros tambien estuvieron presentes en los contenidos intestinales de las dos especies de anfibios estudiadas, y el analisis del numero de presas consumidas muestra la importancia de las hormigas en la dieta de las dos especies.
Orders (otros No de Ocurrencia Hormigas insectos) Suborders asociaciones (%) Coleoptera 32 26,89 Dermaptera 8 6,72 Hemiptera Heteroptera 3 2,52 Formicidae Hemiptera Stemorrhyncha/ 63 52,94 Auchenorrhyncha Neuroptera 3 2,52 Hymenoptera 6 5,04 Orthoptera 3 2,52 Blattaria 1 0,84 Total 119 100 Tabla 3.
En los cinco sitios relevados se colectaron 637 visitantes florales nocturnos, pertenecientes a cuatro ordenes de insectos: Lepidoptera, Coleoptera, Blattaria y Orthoptera (Tablas II y III).
Los primeros, son aquellos requeridos esencialmente por el hospedero y que son exclusivos de estructuras llamadas bacteriocitos o micetocitos, propias del hospedero, altamente especializadas, caracteristicas de tres grupos de insectos: Blattaria, Homoptera y la familia Curculionidae (Ishikawa 2003).
3% Site Type Neuroptera Plecoptera Blattaria BT Pond W 3 2 Baygall W 2 W 2 1 W 2 Pond W 1 W W 1 Pond Upland U 3 1D U 1 1 U 1 Stream 1C W 3 2 W 2 2 W 1 2 2 Upland 1C-4 U U 2 4 U 1 2 Upland SE U 1 1 U 3 Village Creek W 3 1 W 1 3 W 1 1 T1 U 5 1 2 W 4 Totals 25 24 21 Prop.
Insecta: Blattaria (Dictyoptera), Zoological Survey of India, Fauna of andhra Pradesh, State fauna Series 5(3): 235-247.
Number of individuals captured Order March 1989 May 2003 Coleoptera 29 26 Hymenoptera 3 26 Homoptera * 4 1 Orthoptera * 1 1 Diptera * 0 2 Heteroptera * 0 2 Blattaria * 0 2 Araneae * 0 1 Total 37 61 TABLE 2.
They belong to a monophyletic group included within the Orthopteroidea along with Orthoptera, Blattaria, Dermaptera, Dictyoptera, Grylloblattodea, and Mantophasmatodea (Flook & Rowel 1998).