The syllables overlap, and the hearing is confused.
In the oldland area, independent of the overlap of Palaeozoic strata.
In Propalaeohoplophorus the scutes of the carapace, which are less deeply sculptured than in the larger glyptodonts, are arranged in distinct transverse rows, in three of which they partially overlap near the border of the carapace after the fashion of the armadillos.
If be less than this, the images overlap too much; while if greatly exceed the above value the images become unnecessarily separated.
In large halls the words of a speaker are echoed or reflected from flat walls or roof or floor; and these reflected sounds follow the direct sounds at such an interval that syllables and words overlap, to the confusion of the speech and the annoyance of the audience.