One of the mysteries of the English language finally explained.
A raised band encircling the body of oligochaete worms and some leeches, made up of reproductive segments.
- ‘The Polychaeta lack a clitellum and have parapodia, paddle-like appendages with numerous bristles or chaetae.’
- ‘A histological examination of the clitellum revealed that damage occurred to both male and female gonads.’
- ‘The two species display similar body length and segment number as well as show resemblance in the shape of the clitellum and tubercula pubertatis.’
- ‘Differently sized partners were seen stretching or contracting their body between the genital region and the clitellum.’
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