buccal region
Look at other dictionaries:
region — 1. An often arbitrarily limited portion of the surface of the body. SEE ALSO: space, zone. 2. A portion of the body having a special nervous or vascular supply, or a part of an organ having a special … Medical dictionary
buccal cavern — Space, especially in crabs, enclosing the mouthparts and more or less covered by third maxillipeds, defined anteriorly by epistome and laterally by pterygostomial region, sometimes by ridges. (Syn. buccal frame) [Poore, 2004] … Crustacea glossary
buccal shelf — the surface of the mandible from the residual alveolar ridge or the alveolar ridge to the external oblique line in the region of the lower buccal vestibule; it is covered with cortical bone … Medical dictionary
buccal frame — (ARTHROPODA: Crustacea) In Brachyura, the structural region of the cephalon that encloses the mouthparts … Dictionary of invertebrate zoology
buccal cavity — Cavity on ventral surface of body in which mouth parts are situated; bounded anteriorly by epistome, laterally by free edges of carapace. Within this frame lie the mouth parts, which in most Brachyura are covered by operculiform third maxillipeds … Crustacea glossary
buccal frame — structure of brachyuran decapods enclosing mouth parts, its sides formed by free anterolateral edges of carapace, its front delimited by epistome, and commonly closed by operculiform third maxillipeds [Moore and McCormick, 1969]. (Order Decapoda) … Crustacea glossary
pterygostomian region — See: carapace region (k) [Martin, 2005]. Anteroventral area of the carapace [Perez Farfante and Kensley, 1997]. Paired anteroventral are of carapace ventral to antennal region [Hobbs and Jass, 1988]. The paired anterolateral area on the… … Crustacea glossary
carapace region — Differentiated portion of decapod carapace surface distinguished in descriptions and used in classification named types: (a) antennal. Anterior marginal part of carapace bordering orbital region laterally and also touching hepatic, pterygostomial … Crustacea glossary
jugal region — 1. (ARTHROPODA: Crustacea) In Decapoda, the anterolateral part on the ventral surface, located on opposite sides of the buccal cavity; pterygostomial region. 2. (ARTHROPODA: Insecta) The posterior basal lobe or area of a wing demarcated from the… … Dictionary of invertebrate zoology
pterygostomial region — Anteroventral region of carapace (anterior part of branchiostegite of Caridea) or ventral region of carapace (of Brachyura); bearing pterygostomial spine at anteroventral angle (in Caridea and Dendrobranchiata) [Poore, 2004]. (Order Decapoda):… … Crustacea glossary
