Excerpt from The Danish Ingolf-Expedition, Vol. 3 Mayen, Iceland, and the Faeroes, I shall refer to Dr. H. J. Hansen's work on Crustacea Malacostraca I (the Dan

Excerpt from The Danish Ingolf-Expedition, Vol. 3: 1. Pycnogondia First segment of trunk (segmentum corporis primum). Oculiferous tubercle (tuber oculare). Neck

Excerpt from The Danish Ingolf-Expedition, Vol. 1 It was left to the Zoological Museum to supply the expedition with spirits, glasses, and other similar article

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Excerpt from The Danish Ingolf-Expedition, Vol. 4 The present work forms the first part of a planned revision comprising all the arctic Echinoderms, excepting t