second antennal segment

См. также в других словарях:

• antennal segment — (ARTHROPODA) That segment of an arthropod head from which the antennae arise, usually second segment; deuterocerebral segment …   Dictionary of invertebrate zoology

• antennal scale — See: stylocerite, scaphocerite [Martin, 2005]. Bladelike exopod of antenna situated at base of antenna (see Figs. 13, 14) [Hobbs and Jass, 1988]. See: scaphocerite [McLaughlin, 1980]. See: scaphocerite [Poore, 2004]. The laterally ragid lamellar… …   Crustacea glossary

• johnston's organ — ˈjän(t)stənz noun Usage: usually capitalized J Etymology: after Christopher Johnston died 1891 American physician : a sense organ in the second antennal segment of insects that responds to movements of the antennal flagellum and serves as a… …   Useful english dictionary

• Blow-fly — Taxobox name = Calliphoridae image caption = Pollenia rudis female regnum = Animalia phylum = Arthropoda subphylum = Hexapoda classis = Insecta subclassis = Pterygota infraclassis = Neoptera superordo = Endopterygota| ordo = Diptera subordo =… …   Wikipedia

• antenna — ( ) [Baba, 2005]. Antennal peduncle consisting of 5 articles, based on Uroptychus. [Baba, 2005] Mobile sensory appendages arising below the eyes at the front of the head. There are two pairs of these appendages, the first and second antennae. The …   Crustacea glossary

• malacostracan — /mal euh kos treuh keuhn/, adj. 1. belonging or pertaining to the crustacean subclass Malacostraca, which includes the lobsters, shrimps, crabs, etc. n. 2. a malacostracan crustacean. [1825 35; < NL Malacostrac(a) order of crustacea ( < Gk, neut …   Universalium

• crustacean — /kru stay sheuhn/, n. 1. any chiefly aquatic arthropod of the class Crustacea, typically having the body covered with a hard shell or crust, including the lobsters, shrimps, crabs, barnacles, and wood lice. adj. 2. belonging or pertaining to the… …   Universalium

• peduncle — A stalk like structure [AHD]. Basal portion of certain appendages; also fleshy part of body in some cirripeds (Lepadomorpha), between capitulum and attachment to substrate with or without armor of chitinous or calcareous beads, scales, or… …   Crustacea glossary

• dipteran — /dip teuhr euhn/, adj. 1. dipterous (def. 1). n. 2. a dipterous insect. [1835 45; DIPTER(A) + AN] * * * Any member of the more than 85,000 species in the insect order Diptera (the two winged, or true, flies), characterized by the use of only one… …   Universalium

• heteropteran — ▪ insect order Introduction   any member of the insect order Heteroptera, which comprises the so called true bugs. (Some authorities use the name Hemiptera; others consider both the heteropterans and the homopterans to be suborders of the… …   Universalium

• arthropod — /ahr threuh pod /, n. 1. any invertebrate of the phylum Arthropoda, having a segmented body, jointed limbs, and usually a chitinous shell that undergoes moltings, including the insects, spiders and other arachnids, crustaceans, and myriapods. adj …   Universalium