A revision of the genera and species of Canadian Palaeozoic corals, Fachbücher von of Canada Geological Survey, Lawrence...

Xix. Revision Of The Genera And Species Of Malacoderm Coleoptera Of

Reports Of The Geological And Natural History Survey Of Canada Annual

A Synopsis of the Genera and Species of Museae, Fachbücher von J. G. Baker

Alfred R. C. Selwyn | Geological And Natural History Survey Of Canada

Memoirs of the Geological Survey of India, Fachbücher

Memoirs of the Geological Survey, Fachbücher von Anonym

A Revision Of The Genera And Great Groups Of The Echinoidea (1889) |

A Survey of Abundance and Diversity of Avian Species, Fachbücher von Audu Habu

Iconography of Australian Species of Acacia and Cognate Genera, Fachbücher von Ferdinand von Müller

New Genera and Species of Californian Coleoptera, Fachbücher von Thomas Lincoln Casey

Martin Jacoby | Descriptions Of The Genera And Species Of

A Survey Of The Species Composition, Distribution And Relative

William Theobald | Index Of The Genera And Species Of Mollusca |

Water Survey of Canada, Fachbücher

Published and Unpublished Map Products of Geological Survey of India, Fachbücher von Chandrasekaran Venkatraman