rhynchocoel


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rhynchocoel

(ˈrɪŋkəʊˌsiːl)
n
a cavity found in certain invertebrate worms which contains the sucking organ
References in periodicals archive ?
The longitudinal section through the snout area of a post-larva at 4 days after velum loss shows the short proboboscis within the much longer rhynchocoel (proboscis sac) created by the proboscis sheath (Fig.
Five days after fertilization, we were able to discern rudiments of most adult organs on confocal sections of phallacidin-labeled larvae: proboscis and rhynchocoel, cerebral ganglia and lateral nerve cords, cerebral organs, mouth, foregut and midgut.
Proboscis and rhynchocoel The proboscis rudiment was first observed as an internal spherical mass of cells with a small lumen close to the anterior end in 2-day-old larvae (Fig.