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| Balanus species, Sessilia, Thecostraca (160 mm), colno 20413 Cacela, Algarve, Portugal Tortonian, Miocene, Tertiary |
Balanus species, Sessilia, Thecostraca (140 mm), colno 17315 Apac Quarry, Sarasota, USA Tamiami Formation, Pliocene, Tertiary |
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| Balanus species, Sessilia, Thecostraca (10 mm), colno 21920 Cacela, Algarve, Portugal Tortonian, Miocene, Tertiary |
Balanus tintinabulum californicus, Sessilia, Thecostraca (33 mm), colno 37608 Playa del Rey, California Formation unknown, Pleistocene, Quaternary |
Megabalanus rosa, Sessilia, Thecostraca (33 mm), colno 36597 Ootake, Chiba, Japan Kioroshi Formation, Pleistocene, Quaternary |
| On to Ostracoda | Back to survey non-Mollusca |