Preferred Label : caudal principal ray set;
Uberon definition : Anatomical cluster including all segmented-and-branched rays plus one unbranched but
segmented ray located at the leading margin in each lobe of the caudal fin (Hubbs
and Lagler, 1947) and that associates with endoskeletal elements such as hypurals
and hemal spines of preural centra 1 and 2 (Arratia, 2008). Caudal principal rays
are counted from the dorsalmost one ventrally. Caudal principal rays are unpaired
median bones.;
Uberon synonym : caudal principal lepidotrichia; branched caudal rays;
Origin ID : 2002164;
composed primarily of
- has part
- part of
Anatomical cluster including all segmented-and-branched rays plus one unbranched but
segmented ray located at the leading margin in each lobe of the caudal fin (Hubbs
and Lagler, 1947) and that associates with endoskeletal elements such as hypurals
and hemal spines of preural centra 1 and 2 (Arratia, 2008). Caudal principal rays
are counted from the dorsalmost one ventrally. Caudal principal rays are unpaired
median bones.
