capitellum

(redirected from capitella)
Also found in: Dictionary, Encyclopedia.

ca·pit·u·lum

, pl.

ca·pit·u·la

(kă-pit'yū-lŭm, -lă),
1. A small head or rounded articular extremity of a bone.
See also: caput. Synonym(s): capitellum (1)
2. The bloodsucking, probing, sensing, and holdfast mouthparts of a tick, including the basal supporting structure; relative size and shape of mouthparts forming the capitulum are characteristic for the genera of hard ticks.
[L. dim. of caput, head]

capitellum

(kăp′ĭ-tĕl′əm)
n. pl. capi·tella (-tĕl′ə) Anatomy
The rounded protuberance at the lower end of the humerus that articulates with the radius.

capitellum

(1) Head; capitulum. 
(2) Capitulum of humerus; capitulum humeri [NA6].

ca·pit·u·lum

, pl. capitula (kă-pit'yū-lŭm, -lă)
1. [TA] A small head or rounded articular extremity of a bone.
Synonym(s): capitellum (1) .
2. The bloodsucking, probing, sensing, and holdfast mouthparts of a tick, including the basal supporting structure; relative size and shape of mouthparts forming the capitulum are characteristic for the genera of hard ticks.
See also: caput
[L. dim. of caput, head]

ca·pit·u·lum of hu·mer·us

(kă-pit'yū-lŭm hyū'mĕr-ŭs) [TA]
The small rounded eminence on the lateral half of the distal end of the humerus for articulation with the radius.
Synonym(s): capitellum (2) .

capitellum

a rounded bone articulation. See CAPITULUM (1).
References in periodicals archive ?
Ahora bien, el alto numero de organismos pertenecientes a esta especie nos indica algo, segun Reish, 1972 (citado de Salazar, 1991) las areas enriquecidas con materia organica son densamente pobladas por Capitella capitata y este puede identificar la acumulacion organica producida por el drenaje.
This result contrasts with those of Forbes (1989), who found a break in the allometry of egestion rate of Capitella sp.
Hydrodynamic enhancement of larval settlement in the bivalve Mulinia lateralis (Say) and the polychete Capitella sp.
Capitella worms have long been tagged as pollution indicators; they hang out near pulp mills, for example, and any place abundant in decaying organic matter, upon which they feed.
The number of species was greater at all nine stations except Station Q, which remained unchanged but lacked the pollution tolerant species Capitella capitata.
In front are Kalanchoe /twine 'Fantastic' and spiky Crassula capitella thyrsiflora 'Campfire', a chameleon that's green in part sun, vermilion in full.
prolifera, Hull (1987) showed the bivalve, Macoma balthica, and the polychaetes Nereis diversicolor and Capitella capitata were more abundant in sediments in algae-covered plots, whereas the polychaete Pygospic elegans was less abundant and the abundances of some species were not affected.
Effect of food quantity on growth and reproductive characteristics of Capitella sp.