mesomere (fin)

The median series of bones supporting the pectoral fin of sarcopterygian fish. See Dipnomorpha. In the pectoral fin, the first mesomere is the humerus, the second the ulna, and the third probably the intermedium. The radius is the first preaxial radial. All other homologies are suspect. from http://palaeos.com/vertebrates/glossary.

Type Bone
Body System Skeletal
Parent Structure subdivision of skeleton

Sub-structures

mesomere 4 Organ mesomere 5 Organ proximal mesomere Organ

Frequently Asked Questions

What is the mesomere (fin)?
The median series of bones supporting the pectoral fin of sarcopterygian fish. See Dipnomorpha. In the pectoral fin, the first mesomere is the humerus, the second the ulna, and the third probably the intermedium. The radius is the first preaxial radial. All other homologies are suspect. from http://
What body system is the mesomere (fin) part of?
The mesomere (fin) is part of the Skeletal.

Related Structures

articular surface articular system joint system articulation joint Atlas (C1) Atlas attachment site axial skeleton plus cranial skeleton skeleton axiale Axis (C2) Axis bone collagen fibril

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