Permian sponges from western Ellesmere Island, arctic Canada

J. K. Rigby, and F. M. Terrell

1973

Article

Canadian Journal of Earth Sciences 10:1431-1443

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Taxa discussed in this work:

• Haplistion arcticum
• Haplistion diactinum
• Haplistion latituba
• Raanespongia
• Raanespongia monilis

Taxonomy:

• Haplistion arcticum belongs to Haplistion - Rigby and Terrell (1973)
• Haplistion diactinum belongs to Haplistion - Rigby and Terrell (1973)
• Haplistion latituba belongs to Haplistion - Rigby and Terrell (1973)
• Raanespongia monilis belongs to Raanespongia - Rigby and Terrell (1973)