Phenotype: caudal fin principal ray decreased length, abnormal
Note: This statement combines anatomy and/or ontology terms with phenotype quality terms to create a complete phenotype (EQ) statement. For detailed information on individual terms, click the hyperlinked term name.
Name: caudal fin principal ray
Synonyms: caudal principal lepidotrichium, caudal principal ray
Definition: Caudal fin lepidotrichium that is adjacent to a branched ray. Caudal principal rays may be segmented but unbranched and the main element forming the dorsal or ventral leading margin of the caudal fin or a ray that may be only segmented and branched and forms part of the middle-posterior region of the fin. A caudal principal ray is an unpaired median bone. There are 19 principal caudal rays, with 10 in the dorsal lobe and nine in the ventral lobe. The dorsal lobe rays articulate with hypurals 3-5.
Ontology: Anatomy Ontology [ZFA:0001585]
Name: decreased length
Synonyms: short, shortened, stubby
Definition: A length quality which is relatively small.
Ontology: Phenotypic Quality Ontology [PATO:0000574]