Check out the Gallery of Central Sclerite Complexes for close-ups of that critical portion of the internal sac.
(Illustrations not to same scale.)
- Bembidion balli Lindroth
- Bembidion foveum Motschulsky
- Bembidion argenteolum Ahrens
- Bembidion alaskense Lindroth
- Bembidion stenoderum Bates
- Bembidion carinula Chaudoir
- Bembidion velox (Linné)
- Bembidion lapponicum Zetterstedt
- Bembidion punctatostriatum Say
- Bembidion hesperium Casey
- Bembidion lorquinii Chaudoir
- Bembidion zephyrum Fall
- Bembidion levettei Casey
- Bembidion inaequale Say
- Bembidion litorale (Olivier)