Euornithes
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Euornithes (meaning "true birds" in Greek) is a natural group which includes the most recent common ancestor of all avialans closer to modern birds than to Sinornis.
Ornithuromorph
英语百科
- secondary sedimentation basins
- secondary sedimentation tank
- secondary seed
- secondary seedling family
- secondary segment
- secondary segmentation
- secondary segments
- secondary segregation
- secondary selection
- secondary selection effect
- secondary selection sorting
- secondary self decomposition
- secondary sensation
- secondary sense quality
- secondary sensorium
- secondary sensory cell
- secondary sensory correspondence
- secondary sensory cortex
- secondary sensory ending
- secondary separation
- secondary septum
- secondary sequestrum
- secondary sere
- secondary series
- secondary server