was published between 1814 and 1825 1815 William Elford Leach founded the orders Phasmida, Anoplura, Thysanura and Rhaphidides; the hemipterous families Pentatomidae, Coreidae, Belostomidae; the dipterous family Tipulidae and the hymenopterous family Chrysididae and published the first bibliography of entomology in Brewster's Edinburgh Encyclopedia. William Kirby and William Spence (entomologist), Introduction to entomology or elements of the natural history of insects. 4 vols. London, Longman 2430pp. This masterwork commenced in 1815 and was completed in 1826. It is an outstanding achievement: an entomology and a system of higher units in which Kirby was much influenced by MacLeay. By 1818 it was in its third edition, one of the most popular scientific works of all time. Johann Friedrich Eschscholtz embarks on the Russian expeditionary ship "Rurik"1815-1822 Publication of Tome 1 of Jean Baptiste Pierre Antoine de Monet de Lamarck's Histoire naturelle des animaux sans vertèbres.. completed with Tome 7 in 1822. Paris, Verdiere. 1816 Jacob Hübner Verzeichniss bekanuten schmetterlinge,in English, Catalogue of known butterflies published at Augsberg. Marie Jules Cesar Lelorgne de Savigny, Mémoires sur les animaux sans vertèbrespublished at Paris. Henri Marie Ducrotay de Blainville Prodrome d'une nouvelle distribution systématique du règne animal Bull. Soc. Philom. Paris Royal Saxony School of Forestry established at Tharandt. The school taught entomology and later the dipterist Samuel Friedrich Stein became its Director. First issue of Oken's Isis, eine encyclopädische Zeitschrift, vorzüglich für Naturgeschichte, vergleichende Anatomie und Physiologie published. 1817 First volume of Thomas Say's American entomology published in Philadelphia. The pioneering work of American entomology. Some of the illustrations were undertaken by Titian Peale . Carl Rheinhold Sahlberg, Dissertatio entomologica insecta Fennica enumerans (Coleoptera) commenced. First work on the Coleoptera of Finland. Due to the efforts of Paykull, Leonard Gyllenhaal and Sahlberg the beetles of Scandinavia were better known than in any comparable area at this date. 1818 Johann Wilhelm Meigen Systematische Beschreibung der Bekannten Europäischen zweiflugen Insecten 7 vols. Aachen and Hamm 2869pp., in English, Systematic Descriptions of known European Two-winged Insects commenced. The seven volumes spanned the years 1818-1830. Nouvelle classification des mouches à deux ailes. Paris. New classification of the Diptera had already appeared, published in Paris. Carl Gustav Carus Lehrbuch der Zootomie. Leipzig. Lehrbuchs are student texts. This one is on anatomy, mainly dissection. Friedrich Wilhelm Ludwig Suckow Anatomisch-physiologische Untersuchungen der Insecten und Krustenthiere. 70 S. mit 11 Kupfern. Engelmann, Heidelberg. Georg Adolf Keferstein publishes a history of silk