Madracis cf. M. herricki Wells, 1934

To return to genus description click on image.

CC species number = 21.8

To view a SEM Image.

Photograph: Scale Bar is approx. 1 cm. Image is of holotype (PRI 3784).

Synonyms: None.

Morphologic Description:

Colony Form: plocoid to subcerioid
Colony Shape: branching and nodular
Budding Type: mostly extramural
Corallite Diameter: 2.0-3.0 mm
Coenosteum Width: 0.4-0.9 mm
Septa Per Corallite: 10 primary septa and 10 secondary septa that do not attach to columella, but are rudimentary nubs along edge of calyx,
Lobes: none
Columella Structure: styliform
Columella Development: broad
Wall Structure: septothecal

Holotype: PRI 3784 (Texas, Eocene).

Distribution:

Late Early Pliocene: Mao Formation, Dominican Republic.