Physalopteroidea

Physalopteroidea

[′fī·sə‚läp·tə′rȯid·ē·ə]
(invertebrate zoology)
A superfamily of parasitic nematodes in the order Spirurida, characterized by two large lateral lips generally provided with teeth on their inner surfaces, reduced stoma, and a reduced or absent inner whorl of circumoral sensilla and an external circle with four fused sensilla.
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