Block types tables has too many td's

Custom block types displayed on admin/structure/block-types have 4 sets of table data cells within the operations column which breaks the page layout:

Normal blocks:

<tr class="even">
<td>Block</td>
<td>Normal</td>
<td><a href="/admin/structure/block-types/manage/homepage-block/fields">manage fields</a></td>
<td><a href="/admin/structure/block-types/manage/homepage-block/display">manage display</a></td> 
</tr>

Bean blocks:

<tr class="even">
<td>Homepage Block</td>
<td>Normal</td>
<td><a href="/admin/structure/block-types/manage/homepage-block/edit">Edit</a></td>
<td><a href="/admin/structure/block-types/manage/homepage-block/delete">Delete</a></td>
<td><a href="/admin/structure/block-types/manage/homepage-block/fields">manage fields</a></td>
<td><a href="/admin/structure/block-types/manage/homepage-block/display">manage display</a></td> 
</tr>