+--------------+--------------+------------+--------+--------- | | | | | | | |Longitudinal| (_a_) | (_b_) | No. |Circumference.| arc. |Frontal.|Parietal. +--------------+--------------+------------+--------+--------- | 1. | 21·2 | -- | 5·0 | 5·5 | 2. | 21·6 | 15·9 | 5·5 | 5·6 | 3. | 19·0 | 14·7 | 4·9 | 5·3 | 4. | 23·5 | 16·9 | 5·0 | 5·0 | 5. | 18·5 | -- | 4·4 | 5·2 | 6. | 19·8 | 14·6 | 4·8 | 5·3 | 7. | -- | -- | -- | -- | 8. | 19·5 | -- | 4·5 | 4·9 +--------------+--------------+------------+--------+--------- |Mean[A] | 20·0 | 15·3 | 4·9 | 5·2 +--------------+--------------+------------+--------+--------- |Cefn Cave | 21.0 | 15·1 | 5·0 | 5·5 +--------------+--------------+------------+--------+--------- |Cefn Tumulus | -- | -- | 5·2 | 5·2 +--------------+--------------+------------+--------+--------- |Ditto | 20·1 | -- | 5·0 | 5·0 +--------------+--------------+------------+--------+--------- | | 20·9 | -- | 4·9 | 5·6 +--------------+--------------+------------+--------+--------- |Genista Cave, | 20·6 | 14·0 | 5·2 | 4·8 |Gibraltar | | | | +--------------+--------------+------------+--------+--------- |Ditto | 20·8 | 15·3 | 4·8 | 5·6 +--------------+--------------+------------+--------+---------