Note: this list is generated by looking for the string for this theme hook, so it may include some references that are not actually using this theme hook.

block_admin_list in core/modules/block/block.admin.inc
Page callback; Display a list of all custom blocks.
field_ui_field_overview_form in core/modules/field_ui/field_ui.admin.inc
Form constructor for the 'Manage fields' form of a bundle.
field_ui_field_overview_form in core/modules/field_ui/field_ui.admin.inc
Form constructor for the 'Manage fields' form of a bundle.
file_list_types_page in core/modules/file/file.admin.inc
Displays the file type admin overview page.
filter_admin_overview in core/modules/filter/filter.admin.inc
Page callback: Form constructor for a form to list and reorder text formats.
layout_block_list in core/modules/layout/layout.admin.inc
Menu callback; Lists all blocks and their modules.
menu_overview_page in core/modules/menu/menu.admin.inc
Menu callback which shows an overview page of all the custom menus and their descriptions.
node_overview_types in core/modules/node/node.types.inc
Page callback: Displays the content type admin overview page.
system_date_time_formats in core/modules/system/system.admin.inc
Displays the date format strings overview page.
system_theme in core/modules/system/system.module
Implements hook_theme().
taxonomy_overview_vocabularies in core/modules/taxonomy/taxonomy.admin.inc
Page callback at admin/structure/taxonomy to list all available vocabularies.
theme_field_ui_view_modes in core/modules/field_ui/field_ui.theme.inc
Returns HTML for the entity display mode table.
theme_image_style_list in core/modules/image/image.theme.inc
Returns HTML for the page containing the list of image styles.
theme_layout_info in core/modules/layout/layout.theme.inc
Outputs information about a layout. Used in the layout listing page.
theme_layout_template_info in core/modules/layout/layout.theme.inc
Outputs information about a layout template . Used in the layout template listing page.
theme_user_admin_roles in core/modules/user/user.theme.inc
Returns HTML for the role order form.
views_ui_list_page in core/modules/views_ui/views_ui.admin.inc
Page callback at admin/build/views to list all available views.