Pleotrochus
Cairns, 1997, p.14
Type species well described in Cairns (1995: 88) as Cryptotrochus venustus. See also Cairns and Zibrowius (1997: 142).
Type Species
Ceratotrochus venustus Alcock, 1902a, p. 92, no fig.; Original Designation
Type Specimen: Holotype; ZMA Coel. 1184; Verified; Dry Preserved
Type Locality: Recent: Banda Sea, 397 m (Siboga station 256)
Type species well described in Cairns (1995: 88) as Cryptotrochus venustus. See also Cairns and Zibrowius (1997: 142).
Classification
Diagnosis
Corallum trochoid, with a GCD up to 13 mm; theca imperforate; costae independent in origin, serrate to granular, numbering twice that of septa; septa arranged in 4 cycles; 6 large P2; columella papillose.
Remarks
This genus and family was monographed by Cairns (1997), which includes a phylogenetic analysis based on morphology. Two species are included in this genus.
Distribution
200-1137 m Cairns 1997: figs. 1b, 4bThis page has been in preparation since 08-Oct-2008 15:21
This version was contributed by Stephen D. Cairns on 18-Nov-2008 20:17.
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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