Platytrochus
Milne Edwards and Haime, 1848, p. 246
Type Species
Turbinolia stokesii Lea, 1833, p. 194, pl. 6, fig. 207; Subsequent Designation Milne Edwards and Haime, 1850, p. xvii
Type Specimen: Holotype; ; Not Traced; Dry Preserved
Type Locality: Middle Eocene (Claibornian) of Alabama
Deposition of type specimens unknown, but probably MNHN (d’Orbigny Collection); Well described by Vaughan (1900, p. 74).
Classification
Synonyms
Diagnosis
Corallum cuneiform, sometimes with alate edge costae, calice elliptical; GCD rarely more than 10 mm; theca imperforate; costae smooth or coarsely granular, originating by trifurcation; septa hexamerally arranged in 3-4 cycles; pali absent; columella linear-papillose.
Remarks
This genus and family was monographed by Cairns (1997), which included a phylogenetic analysis based on morphology. Sixteen species, 13 of which are fossil.
Distribution
- North America; Paleocene - Eocene
- Australasia; Eocene - Miocene
- Western Pacific; Recent
Recent: 22-201 m; FIGURES: Cairns 1997; figs. 3i,6f, 10f.This page has been in preparation since 08-Oct-2008 15:21
This version was contributed by Stephen D. Cairns on 19-Nov-2008 20:50.
Page authors are: Stephen D. Cairns. Please contact the editor if you would like to contribute to the diagnosis of this taxon.
The editor is: Stephen D. Cairns
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