"Petromyzon" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
A genus of primitive fish in the family Petromyzontidae. The sole species is Petromyzon marinus, known as the sea lamprey. The adult form feeds parasitically on other fish species.
Below are MeSH descriptors whose meaning is more general than "Petromyzon".
Below are MeSH descriptors whose meaning is more specific than "Petromyzon".
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