NMITA:Neogene Marine Biota of Tropical America

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Manicina mayori Wells, 1936

Holotype: BM(NH) 1928.3.1.36

Morphologic Description:

Meander series sinuosity: straight

Colony size: medium (10-30cm)

Attachment of skeleton: attached

Epitheca: well-developed

Wall development between buds: never

Symmetry of bud geometry: multi-directional

Calice or valley width: very large (>15mm)

Calice relief: very high (>10mm)

Calicular platform shape: u-shaped

Coenosteum: narrow (< valley width)

Exothecal dissepiments: present

Number of septal cycles: >3

Septal spacing (per 5mm): 6-12

Relative septa thickness: unequal

Relative costae thickness: unequal

Continuity of costae: continuous

Septal lobes: present

Paliform lobes: absent

Columella continuity: continuous

Columella width: 1/3

Endothecal dissepiments: abundant

Wall structure: parathecal

Double or single wall: double

Distribution:

Late Pliocene : Q.Chocolate Fm., Buenos Aires, Costa Rica; Hope Gate Fm., Rio Bueno, Jamaica; Hope Gate Fm., Rio Bueno, Jamaica; Moin Fm., Pueblo Nuevo, Costa Rica;

Late Pliocene to Early Pleistocene : Moin Fm., Lomas del Mar, Costa Rica; Moin Fm., Lomas del Mar, Costa Rica; Moin Fm., Lomas del Mar, Costa Rica; Manchioneal Fm., Port Antonio, Jamaica; Moin Fm., Portete, Costa Rica; Moin Fm., Portete, Costa Rica;

Early Pleistocene : Manchioneal Fm., Port Antonio, Jamaica;

Middle Pleistocene : Middle Terrace, Airport Terraces, Curacao;

Recent : 10-20m, Discovery Bay, Jamaica;