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| Balanus species, Sessilia, Thecostraca (40 mm), colno 48202 Matoaka Cottages, Maryland, USA St. Leonard Member, Choptank Formation, Miocene, Tertiary |
Balanus species, Sessilia, Thecostraca (47 mm), colno 57359 Taheke Road, 25 km SW Hastings, North Island, New Zealand Nukumaruan, Pleistocene, Quaternary |
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| Balanus species, Sessilia, Thecostraca (66 mm), colno 58852 Cocalita, Montezuma, Puntarenas, Costa Rica Montezuma Formation, Pli/Pleistocene, Tertiary |
Balanus species, Sessilia, Thecostraca (37 mm), colno 60049 St. Paul les Dax, Les Landes, France Burdigalian, Miocene, Tertiary |
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