Retromarginal
- Pronunciation
- /ree-troh-MAHR-jin-uhl/
- Category
- Anatomy
- Singular
- Retromarginal
- Plural
- Retromarginals
Definition
A specific anatomical position or feature located on the posterior margin of a structure, often used to describe the position of certain teeth or spines in arachnids, particularly in reference to spider chelicerae.
Etymology
From Latin 'retro-' meaning 'backward' and 'marginalis' meaning 'of or pertaining to a margin'.
Example
The retromarginal teeth of the spider help in capturing and subduing prey.
Synonyms
- Posteromarginal
Related Terms
- Chelicerae
- Anterior
- Posterior
- Spider
- Fangs
Usage Notes
Retromarginal is commonly used in the context of identifying and describing specific features in the study of arachnid anatomy.