Marenzeller, 1904, p. 300
A. juvenescens Marenzeller, 1904, p. 301, p. 18, fig. 17; Monotypy
Type Specimen: Syntype; ZMB 5064, 7032; Verified; Dry Preserved
Type Locality: Recent: off east African coast, 400-463 m.
Three syntypes. See Cairns and Keller (1993).
Corallum solitary, ceratoid, free, most corolla showing evidence of budding from a longitudinal sector of a parent corallum; costae poorly defined; upper, outer edges of septa join theca below upper thecal edge, usually forming a circular trough around the calice; paliform lobes present; columella trabecular.
Similar to Conotrochus, but having residual parent fragment attached to base.
Four species, including one with a fossil record.
This page has been in preparation since 08-Oct-2008 15:21
This version was contributed by Stephen D. Cairns on 16-Oct-2008 14:37.
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