| Term: | caudal fin dermal superficial region | 
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. | 
| Name: | caudal fin | 
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| Synonyms: | tail, tail fin | 
| Definition: | Fin that is the most posterior median fin. It is composed of a complex of three modified centra and modified neural and hemal arches and spines. | 
| Ontology: | Anatomy Ontology [ZFA:0001058] | 
| Name: | dermal superficial region | 
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| Synonyms: | stratum laxum | 
| Definition: | Outer portion of the dermis composed of a loose collagenous matrix housing numerous fibroblasts, nerves, some pigment cells, and scales. Scale development takes place in this layer of the dermis. | 
| Ontology: | Anatomy Ontology [ZFA:0001183] |