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Kionotrochus

Dennant, 1906, p. 154

Type Species

K. suteri Dennant, 1906, p 155, pl. 5, fig. 5; Monotypy

Type Specimen: Syntype; NMV F41513; Verified; Dry Preserved

Type Locality: Recent: Great Barrier Island, New Zealand, 201 m

Type species well described by Cairns (1995, p. 87). 39 syntypes at NMV, 23 at USNM (94202)

Classification

Diagnosis

Corallum reproduces asexually, the anthocyathus stage being trochoid with a rounded base and circular in cross section. GCD up to 7 mm; theca imperforate; costae granular, originating by trifurcation; septa hexamerally arranged in 3-4 cycles (up to 36 septa); poorly formed crown of 6P2; columella papillose.

Remarks

This genus and family was monographed by Cairns (1997), which included a phylogenetic analysis based on morphology. Monotypic.

Distribution

  • Western Pacific; Recent
Recent: 44-622 m; FIGURES: Cairns, 1997; figs. 3f, 6e, 10e

This page has been in preparation since 18-Jul-2008 18:32

This version was contributed by Stephen D. Cairns on 28-Sep-2010 16:40.

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


view of base of recently budded anthocyathus
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Calicular view of corallum
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Lateral view of anthocaulus
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Lateral view of anthocyathus
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