eophone

[TOPO PHONE.] ē-o-scor-pi-ŭs, s. [ Gr.ēōs =the dawn, and skor piosa scorpion.] Palcont.: A genus of Scorpions. Eos corp i us car bonarius , from the carboniferous rocks of Illinois, is the oldest known scorpion. suff. in ( Chem .).] e-o-sin, s . [Gr. eōs =the morning-red, daybreak; Chem.: A roseate dye-stuff, tetra bromo-fluorescin, C20H3Br4O5. Obtained by the action of bromine on fluorescin di olved in acetic acid. appearance of shell species now existing, pertaining daybreak, and phoros bearing.] e-os-phör-īte, s. [Greekēōs=morning, i. e., the to the rocks, strata, ., described under B., or to the period of their deposition. B. As subst .: The first great division of the Tertiary or Cainozoic strata or period. The name was given by Sir Charles Lyell in 1830, because, by the identification of Deshayes, the Lower Tertiary strata of Paris and London were held to contain 3 per cent. of recent species of shells, against 96% extinct. As to shells or mollusks, therefore, it was the dawn of the present order of things. The lower in organization a species is, the longer it tends to live, and vice vers a . The first dawn of the recent infusorial species was in Mezozoic times, while that of mammals was not till toward the close of the Tertiary, Such a ratio as 3% to 96% is greatly altered in value by the increase or diminution of even one figure in the le er number, and the discovery of other mollusks has proved the number 31⁄2 Min.: A variety of Childrenite (q. v.). ( Brit. Mus. Cat.) therion =a wild animal. e-o-thër-i-um, s. [Gr. ēōs = the dawn, and Eotherium egypt i a cum is the oldest known member Palæont.: A genus of Sirenia, from the Eocene. of the Manatee order. tē-o-zō-ic, a. [Gr., Mod. Lat., ., eozoon (q. v.), and Eng., ., suff. -ic.] Geol.: Pertaining to the rocks of Lauren tian age in which, as far as is at present known, the first life began. e-o-zō-on, s. [Gr.ēōs=the dawn, and zōon = a living animal.] [Def.] Palæont .: A genus of animals named Eozoon because when first examined (in 1864), it was the oldest fo il then known to exist, and its appearance globe. It occurs in the Lauren tian of Canada, and is called Eozoon can a dense.