The "palatal" is denti-alveolar and laminal, articulated further forward than most other palatals. Some of the oldest isoglosses include the development of Aryan palatals to fricatives&colon; OIr. In general, the alternating palatals are restricted to appearing before vowels. All palatals may be analysed in the same way. The slender dorsal stops may be articulated as true palatals or as palatovelars . "Alternating palatals" alternate with the velars , while "non-alternating palatals" do not. Most labial consonants have a labial palatalized counterpart, and similarly with dentals and palatals. Palatals are also absent from the coda. Of these phonemes, the palatals have been analysed as glide + velar . "Note on palatals"&colon; , , , and are post-alveolar. After palatals only occurred, and after velars only occurred. The "ra"-tags were altered into retroflex consonants, and the "ya"-tags became palatals.