Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Anisian
Table title:

Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > System/ Period </th><th colspan=1 rowspan=1 > Series/ Epoch </th><th colspan=1 rowspan=1 > Stage/ Age </th><th colspan=2 rowspan=1 > Age (Ma) </th></tr>
<tr> <td colspan=1 rowspan=1 > Jurassic </td><td colspan=1 rowspan=1 > Lower/ Early </td><td colspan=1 rowspan=1 > Hettangian </td><td colspan=2 rowspan=1 > younger </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=7 > Triassic </td><td colspan=1 rowspan=3 > Upper/ Late </td><td colspan=1 rowspan=1 > Rhaetian </td><td colspan=1 rowspan=1 > 201.3 </td><td colspan=1 rowspan=1 > ~208.5 </td></tr>
<tr> <td colspan=1 rowspan=1 > Norian </td><td colspan=1 rowspan=1 > ~208.5 </td><td colspan=1 rowspan=1 > ~227 </td></tr>
<tr> <td colspan=1 rowspan=1 > Carnian </td><td colspan=1 rowspan=1 > ~227 </td><td colspan=1 rowspan=1 > ~237 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > Middle </td><td colspan=1 rowspan=1 > Ladinian </td><td colspan=1 rowspan=1 > ~237 </td><td colspan=1 rowspan=1 > ~242 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Anisian </td><td class="highlighted"  colspan=1 rowspan=1 > ~242 </td><td class="highlighted"  colspan=1 rowspan=1 > 247.2 </td></tr>
<tr> <td colspan=1 rowspan=2 > Lower/ Early </td><td colspan=1 rowspan=1 > Olenekian </td><td colspan=1 rowspan=1 > 247.2 </td><td colspan=1 rowspan=1 > 251.2 </td></tr>
<tr> <td colspan=1 rowspan=1 > Induan </td><td colspan=1 rowspan=1 > 251.2 </td><td colspan=1 rowspan=1 > 251.902 </td></tr>
<tr> <td colspan=1 rowspan=1 > Permian </td><td colspan=1 rowspan=1 > Lopingian </td><td colspan=1 rowspan=1 > Changhsingian </td><td colspan=2 rowspan=1 > older </td></tr>
<tr> <td colspan=5 rowspan=1 > Subdivision of the Triassic system according to the ICS, as of 2018. </td></tr>
</table>
Question:
What is Anisian classification wise and when did it start and end?
Answer:
The Anisian is the age of the Middle Triassic period and lasted from 247.2 million years ago until 242 million years ago.