XV.—Descriptions of species of Hippothoa and Alecto from the lower Silurian rocks of Ohio, with a description of Aulopora arachnoidea, Hall

H Alleyne Nicholson

Published in Annals And Magazine of Natural History, in 1875, in volume 15, pages 123-127

Date published:1875

DOI: 10.1080/00222937508681038
BHL: 24297698
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