A

  • aciculate:  referring to longitudinal groves or scratches that can appear coarse as if made by a knife or fine as if lightly scratched with a needle
  • acuminate:  tapering to a long point
  • alutaceous:  engraved fine reticulation
  • antenna:  paired segmental sensory appendages borne on each side of the head; comprised of  (from proximal to distal) the scape, pedicel, funicle and club
  • antennal:  pertaining to the antennae
  • anterior:  the front or forward; opposite of posterior
  • anterolateral:  relating to the anterior and lateral parts of the side part/portion
  • apex: point or edge furthest from the body; opposite of base
  • asperate:  covered in asperities
  • asperity: small flat denticle-like structures frequently arranged in rows or confined to specific areas
  • attenuate:  gradually tapering apically
  • B

  • base:  point or edge closest to the body; opposite of apex
  • bisulcate:  pertaining to an elytral declivity with two suci; a sulcus present on each elytron but the suture remains convex
  • C

  • carina:  an elevated ridge or keel, not necessarily high or acute
  • circumdeclivital ring: a costa that completely encircles the elytral declivity
  • club:  the broadened, flattened end of antenna, in Xyleborini comprised of three segments
  • concave:  appearing hollowed out
  • confused:  of markings, having indefinite outlines or running together as lines or spots without definite pattern; usually referring to punctures
  • convex:  appearing rounded
  • corneous:  horn-like; applied to antennal club
  • costa:  elevated ridge that is rounded at its crest, not necessarily with sharp appearance
  • D

  • declivital:  pertaining to the elytral declivity
  • declivity: downward slope of either the pronotum or elytra
  • denticle:  a small tooth, the sides of which are equal and the tip is above the middle of the base
  • denticulate:  covered in denticles
  • dimorphic:  appearing in two distinct forms. In xyleborines the male is haploid, smaller then the female, flightless and often with a strongly impressed pronotum 
  • disc:  the flat central upper surface of any body part (e.g. pronotum and elytra)
  • discal:  pertaining to the disc of either the pronotum or elytra
  • distal:  situated away from the body
  • divaricate:  forked, divided into two branches
  • dorsal:  of or relating to the upper surface; opposite of ventral
  • E

  • elytral:  pertaining to the elytra
  • elytron:   the two sclerotized forewings of beetles that protect and cover the flight wings
  • emarginate:  notched at the margin
  • entire:  without marginal teeth or notches
  • epistoma:  the sclerotized region of the head above the mandibles and below the frons  
  • epistomal:  pertaining to the epistoma
  • erect:  pertaining to setae that have their apices directed away from the body and appear straight
  • excavated:  with a depression that is not in a segment of a circle
  • explanate:  spread out and flattened; applied to a margin
  • F

  • frons:  region fo the head from just above the epistoma to a point that is just dorsal to the inner apices of the eyes
  • frontal:  pertaining to the frons
  • funicle:  part of the antenna that is proximal to the club; composed of 2-4 segments in xyleborines.
  • G

  • glabrous:  smooth, devoid of vestiture
  • granulate:  pertaining to a coarse, grainy surface texture 
  • granule:  a small rounded protuberance, like grains of sand
  • ground vestiture:  minute recumbent vestiture
  • I

  • impressed:  a depression in a surface
  • inflated:  blown up; distended
  • interstria:  longitudinal spaces along the elytra between the striae, which is not as
    impressed and bear smaller punctures.
  • L

  • lateral:  pertaining to the side
  • laterally diverging:  pertaining to striae and/or interstriae that are laterally displaced along their length
  • M

  • medial:  situated near the median plane of the body or body part
  • mucro:  a short, sharp pointed process
  • mycangia:  structures used to carry fungal symbionts; highly morphologically variable 
  • mycangial tuft:  tuft of setae that denotes the mycangia exterior opening
  • O

  • obliquely truncate:  nearly truncate but rounded not flat in lateral view
  • opalescent:  iridescent, showing vaying colors
  • opaque:  appearing dull in luster; referring to a surface which reflects little light
  • P

  • pedicel:  distal to the funicle; the stem supporting the funicle
  • posterior: toward the rear end; opposite of anterior
  • posterolateral:  relating to end of the side part/portion
  • produced:  referring to a part of the exoskeleton that is extended, lengthened or elevated
  • pronotal:  pertaining to the pronotum
  • pronotum:  the dorsal surface of the thorax
  • protibia:  tibia of the first pair of legs
  • proximal:  situated closer to the body
  • pubescence: fine short setae
  • punctate:  set with fine impressed points, appearing as pin pricks
  • Q

  • quadrate:  square-like in shape
  • R

  • recumbent:  pertaining to setae that are flat against the cuticle
  • reticulate:  superficially netlike or made up of a network of lines
  • rugose:  appearing wrinkled
  • S

  • scale: a flattened seta
  • scape:  the first segment of the antenna; attached to the head
  • scutellum:  a shield-like sclerotized plate located at the midpoint of the elytral base 
  • semi-recumbent:  pertaining to setae that are in between erect and recumbent, usually at a 45 degree angle
  • seriate:  arranged or occurring in rows
  • serration:  row of asperities; a saw-like structure 
  • seta: small hair-like or scale-like structure
  • shagreened:  covered with a closely-set roughness, like shark skin 
  • shining:  appearing glossy or bright in luster; referring to a surface that is polished and reflects light well
  • spine:  an elongate projection of the exoskeleton that is longer than its basal width
  • stria:  punctures in rows, which may or may not be impressed to make grooves
  • subquadrate:  almost quadrate, with oblique corners
  • sulcate:  deeply furrowed or grooved
  • sulcus: a groove or furrow
  • summit:  highest point, used for pronotum and elytra, denotes the peak between pronotal frontal slope and disc, and between elytral disc and declivity
  • T

  • truncate:  appearing cut off or suddenly shortened
  • tubercle:  a small knob-like or rounded protuberance of the exoskeleton
  • V

  • ventral:  of or relating to the lower surface; opposite of dorsal
  • vestiture:  the surface covering composed of setae