buccal groove


buccal groove
(ARTHROPODA: Crustacea)
In Nephropidae, a transverse groove that connects the gastroorbital and antennal grooves crossing the mandibular elevation behind the antennal spine.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • buccal groove — buccal developmental groove a groove on the buccal surface of a posterior tooth; see also distobuccal g. and mesiobuccal g …   Medical dictionary

  • buccal groove — (Order Decapoda): See: carapace grooves (c) [McLaughlin, 1980]. (Order Decapoda): On each side of carapace, transverse groove behind antennal spine; connects gastroorbital and antennal grooves [Stachowitsch, 1992] …   Crustacea glossary

  • groove — See: carapace groove [Martin, 2005]. (Order Decapoda): One of numerous furrows extending along carapace. According to position and according to group, one may distinguish antennal, branchiocardiac, buccal, cervical, dorsomedian, gastroorbital,… …   Crustacea glossary

  • groove — A narrow, elongate depression or furrow on any surface. SEE ALSO: sulcus. alveolobuccal g. the upper and lower half of the buccal vestibule on each side. SYN: alveolobuccal sulcus, gingivobuccal g., gingivobuccal sulcus. alveololabial g. 1. the… …   Medical dictionary

  • distobuccal groove — distobuccal developmental groove the distal of the two buccal grooves ordinarily found on the mandibular first molar …   Medical dictionary

  • mesiobuccal groove — mesiobuccal developmental groove the mesial of the two buccal grooves ordinarily found on the mandibular first molar …   Medical dictionary

  • Mandibular first molar — Mandibular first molars of permanent and primary teeth marked in red. The mandibular first molar or six year molar is the tooth located distally (away from the midline of the face) from both the mandibular second premolars of the mouth but mesial …   Wikipedia

  • Maxillary first molar — Maxillary first molars of permanent and primary teeth marked in red. The maxillary first molar is the tooth located laterally (away from the midline of the face) from both the maxillary second premolars of the mouth but mesial (toward the midline …   Wikipedia

  • classification — A systematic arrangement into classes or groups based on perceived common characteristics; a means of giving order to a group of disconnected facts. adansonian c. the c. of organisms based on giving equal weight to every character of the… …   Medical dictionary

  • paramecium — noun (plural paramecia; also ciums) Etymology: New Latin, from Greek paramēkēs oblong, from para + mēkos length; akin to Greek makros long more at meager Date: 1752 any of a genus (Paramecium) of ciliate chiefly freshwater protozoans that have an …   New Collegiate Dictionary


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