The Lepidosauria are diapsid reptiles with overlapping scales.
They include the Sphenodontia (e.g.
and snakes. Lepidosaurians are the
most successful of modern reptiles. The Lepidosauria are mainly
- Long bones capped by epiphyses (articulating surfaces) of
bone or calcified cartilage
- The postparietal and tabulat in the skull are lost.
- Kidneys have a sexual segment.
- Distinctive structures in pituitary and adrenal glands.
- Determinate growth. Growth stops when cartilaginous plates
that separate the ends of the long bones and epiphyses become
Author: Koen Stein
Last updated: 21/11/2005
Return to Fossil groups home
Websites produced by students
on the MSc
Palaeobiology programme in the Department
of Earth Sciences at the University of Bristol for academic