Aristophanes of Byzantium needed to complete each fragment of text when reading aloud (not to comply with rules of grammar, which were not applied to punctuation marks until thousands of years later). For a short passage (a "komma"), a "stigmḕ mésē" dot was placed mid-level (·). This is the origin of the modern comma punctuation mark, and its name. For a longer passage (a "kolon"), a "hypostigmḗ" dot was placed level with the bottom of the text (.), similar to a modern colon or semicolon, and for very long pauses ("periodos"), a "stigmḕ teleía" point near the top of the line of text
D-comma and is no longer in use. Ḑ ḑ is part of the Livonian alphabet but is written with a cedilla. Unicode does not include precomposed characters for D̦ d̦—they must be represented with a combining diacritic, which may not align properly in some fonts. Nevertheless, the sequence of base character + combining diacritic is given a unique name. Otherwise, the D-cedilla (Ḑ ḑ) is somewhat to be a substitute as part of the Unicode standards because the typographic point of view of D-cedilla is very similar that has a comma. D-comma D̦ d̦ (D-comma) is a letter that was part