hypognathous
adj. [Gr. hypo, under; gnathos, jaw]
(ARTHROPODA: Insecta)
When the head is joined to the thorax so the mouth parts are directed ventrally; see prognathous, opisthognathous.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • hypognathous — [hī päg′nə thəs, hipäg′nə thəs] adj. [ HYPO + GNATHOUS] having a protruding lower jaw …   English World dictionary

  • hypognathous — adjective having a projecting lower jaw • Syn: ↑prognathous, ↑prognathic • Ant: ↑opisthognathous (for: ↑prognathous) • Similar to: ↑lantern jawed …   Useful english dictionary

  • hypognathous — 1) prognathous (having jaws that project forward markedly) 2) having a projecting lower jaw …   Dictionary of ichthyology

  • hypognathous — hypognathism, n. /huy pog neuh theuhs/, adj. having the lower jaw or mandible longer than the upper. [1870 75; HYPO + GNATHOUS] * * * …   Universalium

  • hypognathous — Having a congenitally defectively developed small lower jaw. [hypo + G. gnathos, jaw] * * * hy·pog·na·thous (hi pogґnə thəs) 1. having a protruding lower jaw. 2. of the nature of a hypognathus …   Medical dictionary

  • hypognathous — adj. having a protruding lower jaw (Zoology) …   English contemporary dictionary

  • hypognathous — hy·pog·na·thous …   English syllables

  • hypognathous — /haɪˈpɒgnəθəs/ (say huy pognuhthuhs) adjective 1. having a protruding lower jaw. 2. having downwardly directed mouthparts. {hypo + gnathous} …   Australian English dictionary

  • apterygote — /ap ter i goht , ap teuhr /, adj. belonging or pertaining to the Apterygota, a subclass of primitive wingless insects that undergo little or no metamorphosis. Also, apterygotous /ap ter i goh teuhs/. [ < NL Apterygota name of the subclass, equiv …   Universalium

  • Insect morphology — Legend of body parts Tagmata : A Head, B Thorax, C Abdomen. 1. antenna 2. ocelli (lower) 3. ocelli (upper) 4. compound eye 5. brain (cerebral ganglia) 6. prothorax …   Wikipedia

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