Currently, only one species, Trichoplax adhaerens, is acknowledged to belong to the Placozoa. The Italian Francesco Saverio Monticelli described another species in 1893, which he found in the waters around Naples, naming it Treptoplax reptans.
A standard mallet has a head length of 9 to 9.5, and this is recommended for beginners. Expert players may use longer head lengths up to 12, as this is thought to make aiming more accurate and makes it harder to accidentally twist the mallet during the stroke.
The original cricut machine had cutting mats of 6 Ã 12 inches, the larger Cricut Expressions only allows mats of 12 Ã 12 and 12 Ã 24. The largest machine will produce letters from a half inch to 23 1â2 inches high.