metastoma (English, noun)
expansion: metastoma (plural metastomas or metastomata)
Senses:
topics: biology
natural-sciences
zoology
glosses: A median elevation behind the mouth in the arthropods.
topics: biology
natural-sciences
zoology
glosses: A ventral single plate located in the opisthosoma of some non-arachnid chelicerates in the extinct genus Houia which is involved in feeding and manipulating food.
topics: biology
botany
natural-sciences
glosses: A structure found in some mosses and liverworts that covers the mouth of the capsule from which spores are released.
Forms:
form: metastomas
tags: plural
form: metastomata
tags: plural
form: metastome
tags: alternative