swimmeret


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Related to swimmeret: uropods

swimmeret

[‚swim·ə‚ret]
(invertebrate zoology)
Any of a series of paired biramous appendages under the abdomen of many crustaceans, used for swimming and egg carrying.
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The distribution of the LAAV nerves, with the projection of at least inhibitory axons to segments anterior to a particular nerve, may contribute to anterior waves of valve opening during anteriorly directed metachronal waves of swimmeret beating.
Female lobsters have wider tails than males, and their first set of swimmerets is feathery, while males' are bony.
When she does molt, the male turns her over onto her back and, using his first pair of swimmerets, transfers his sperm to a receptacle in her body.
Deepwater tropical species which can be identified by a thick dorsal ridge and long swimmerets, tend to be mushy and have a high peel loss -- up to 30% of body weight, vs.
Match the following words to the corresponding body part: carapace, antennae, walking legs, swimmerets, tail fan.