. Exploration and survey of the Valley of the Great Salt Lake of Utah : including a reconnoissance of a new route through the Rocky Mountains. . iority, inasmuch as the volume in which Cophomurus ispublished bears the date of 1850, we deem it proper to call atten-tion to the fact that its publication took place in 1852. Even atthe date at which we write these lines, (April, 1852,) the year1850 of the Archiv. fiir Naturgeschichte has not been fact shows how an author may be deprived of the fruit of hislabours by an anachronism of this kind. 4. HoLBROOKiA MACULATA, VI.


. Exploration and survey of the Valley of the Great Salt Lake of Utah : including a reconnoissance of a new route through the Rocky Mountains. . iority, inasmuch as the volume in which Cophomurus ispublished bears the date of 1850, we deem it proper to call atten-tion to the fact that its publication took place in 1852. Even atthe date at which we write these lines, (April, 1852,) the year1850 of the Archiv. fiir Naturgeschichte has not been fact shows how an author may be deprived of the fruit of hislabours by an anachronism of this kind. 4. HoLBROOKiA MACULATA, VI. Fig. 1-3. Syn. Holbrookia maculata, Girakd, Proc. Amer. Assoc. Adv. Sc, IV. (1850.) 1851, char.—Tail about the length of the trunk. Head subcircular, shghtlyconical in front. Pectoral fold bordered with large scales. The general form of this species is rather thick and short thanelongated, especially in the female: the young and the males aremore slender. The body is subcylindrical, the tail conical andvery stout at its origin, tapering, however, suddenly away. Theentire length is between three and four inches, as shown by the.


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Keywords: ., bookauthorbairdspencerfullerton, bookcentury1800, bookdecade1850