ctenidium


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Related to ctenidium: ctenidia

ctenidium

[tə′nid·ē·əm]
(invertebrate zoology)
The comb- or featherlike respiratory apparatus of certain mollusks.
A row of spines on the head or thorax of some fleas.
References in periodicals archive ?
Hind femur with ventral ctenidium larger than anterior ones, shining black on posterior and on ventral side.
All femora with ventral ctenidium, inconspicuous on fore and hind pair.
Fore coxa with 8-10 brown setulae on anterior surface; hind coxa with lateral black seta; fore tibia with ctenidium of 8 short spinules.
Fore coxa with 22 brown setulae on anterior surface; fore tibia with ctenidium of 10 or 11 short, sharp black spinules.
Fore coxa with 15 brown setulae on anterior surface; fore tibia with 4 strong setae on lateral margin, the second basal seta of similar length to other three, with ctenidium of 13 short, sharp black spinules.
Fore coxa with 8 diminutive brown setulae on anterior surface; mid coxa with 2 very strong, lateral, ventrally-directed black setae, 1 very strong medial seta and 5 brown setulae; fore tibia with 4 strong setae on lateral margin, the second basal seta of similar length to other three, with ctenidium of 9 or 10 short, sharp, black spinules, separated from each other by one or more basal spinule widths.
The marine gastropod Trichotropis cancellata (order Neotaenioglossa, family Capulidae) has previously been considered a suspension feeder, generating a feeding current and collecting suspended particles using its ciliated ctenidium (Yonge, 1962).
cancellata, we compared the relationships between ctenidium area and body mass in T.
Ifremeria nautilei has a single ctenidium at the left side of its body, where it occupies about one whorl of the snail's shell [ILLUSTRATION FOR FIGURE 1 OMITTED].
Identification and localization of intracellular bacteria in the ctenidium
Bacterial symbionts are, however, abundant in the abfrontal region of the ctenidium [ILLUSTRATION FOR FIGURE 2D-F OMITTED] AND [ILLUSTRATION FOR FIGURE 3 OMITTED].