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:
Asselian
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 > Triassic </td><td colspan=1 rowspan=1 > Lower/ Early </td><td colspan=1 rowspan=1 > Induan </td><td colspan=2 rowspan=1 > younger </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=9 > Permian </td><td colspan=1 rowspan=2 > Lopingian </td><td colspan=1 rowspan=1 > Changhsingian </td><td colspan=1 rowspan=1 > 251.902 </td><td colspan=1 rowspan=1 > 254.14 </td></tr>
<tr> <td colspan=1 rowspan=1 > Wuchiapingian </td><td colspan=1 rowspan=1 > 254.14 </td><td colspan=1 rowspan=1 > 259.1 </td></tr>
<tr> <td colspan=1 rowspan=3 > Guadalupian </td><td colspan=1 rowspan=1 > Capitanian </td><td colspan=1 rowspan=1 > 259.1 </td><td colspan=1 rowspan=1 > 265.1 </td></tr>
<tr> <td colspan=1 rowspan=1 > Wordian </td><td colspan=1 rowspan=1 > 265.1 </td><td colspan=1 rowspan=1 > 268.8 </td></tr>
<tr> <td colspan=1 rowspan=1 > Roadian </td><td colspan=1 rowspan=1 > 268.8 </td><td colspan=1 rowspan=1 > 272.95 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=4 > Cisuralian </td><td colspan=1 rowspan=1 > Kungurian </td><td colspan=1 rowspan=1 > 272.95 </td><td colspan=1 rowspan=1 > 283.5 </td></tr>
<tr> <td colspan=1 rowspan=1 > Artinskian </td><td colspan=1 rowspan=1 > 283.5 </td><td colspan=1 rowspan=1 > 290.1 </td></tr>
<tr> <td colspan=1 rowspan=1 > Sakmarian </td><td colspan=1 rowspan=1 > 290.1 </td><td colspan=1 rowspan=1 > 295.0 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Asselian </td><td colspan=1 rowspan=1 > 295.0 </td><td colspan=1 rowspan=1 > 298.9 </td></tr>
<tr> <td colspan=1 rowspan=1 > Carboniferous </td><td colspan=1 rowspan=1 > Pennsylvanian </td><td colspan=1 rowspan=1 > Gzhelian </td><td colspan=2 rowspan=1 > older </td></tr>
<tr> <td colspan=5 rowspan=1 > Subdivision of the Permian system according to the ICS, as of 2017. </td></tr>
</table>
Question:
What series and system have the base at the same time as that of the Asselian stage?
Answer:
The base of the Asselian stage is at the same time the base of the Cisuralian series and the Permian system.