Merriam, John C.; Triassic Ichthyosauria with Special Reference to the American Forms. Univ. of California memoir, vol. 1 #1, 1908. Quarto, pp. 195, 153 text illustrations and 18 plates.
The work is complete and in the original title wraps. The binding is tight, light cover toning and light wear to cover margins. The text is clean and remains uncut and never read. In very good condition.
Merriam's study of the Ichthyosaurs, especially the Triassic forms of North America. he begins the work with a bibliography of works on the subject and supplements that list throughout the work. He devotes sections of the work to their worldwide geologic and geographic distribution, general skeletal structure, origin, evolution, variation in species, and classification and systematic descriptions. The plates are referenced and supplement the work nicely.