Cephalodiscus

Cephalodiscus includes 19 children:

• Cephalodiscus agglutinans Harmer & Ridewood 1913
• Cephalodiscus atlanticus Bayer 1962
• Cephalodiscus australiensis Johnston & Muirhead 1951
• Cephalodiscus calciformis
• Cephalodiscus densus Andersson 1907
• Cephalodiscus dodecalophus M'Intosh 1882
• Cephalodiscus evansi Ridewood 1918
• Cephalodiscus fumosus John 1931
• Cephalodiscus gilchristi Ridewood 1908
• Cephalodiscus gracilis Harmer 1905
• Cephalodiscus graptolitoides Dilly 1993
• Cephalodiscus hodgsoni Ridewood 1907
• Cephalodiscus indicus Schepotieff 1909
• Cephalodiscus kempi John 1931
• Cephalodiscus levinseni Harmer 1905
• Cephalodiscus lutetianus Abrard, Dollfus & Soyer 1950
• Cephalodiscus nigrescens Lankester 1905
• Cephalodiscus sibogae Harmer 1905
• Cephalodiscus solidus Andersson 1907
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