Strepyanadj.

1904 A. Rutot in Bulletin Société d'Anthropologie de Bruxelles XXIII. Mém. 1. 15 Les industries éolithiques quaternaires et des pièces qui se rapportent absolument à notre transition de l'Éolithique au Paléolithique ou du Mesvinien au Chelléen, c'est-à-dire au Strépyien.]

1910 J. McCabe Prehist. Man i. 12 It is usual to admit three stages in the earlier Paleolithic, the names of which are taken from the French sites where we find them best exhibited... Advanced students, like M. Rutot, add an earlier stage (the Strepyian).

1911 W. J. Sollas Anc. Hunters v. 112 The distinctive character of the Strepyan industry, according to M. Rutot, is that all the implements retain a considerable part of the original crust of the flint nodule.

1914 J. Geikie Antiq. Man in Europe ii. 43 The ‘Strepyan’, on the other hand, is marked by the presence not only of simple flakes but of primitive forms of the Chellean coup de poing.

1927 H. Peake & H. J. Fleure Apes & Men vi. 90 The Strépyan, more often termed by others pre-Chellean, are accepted under the latter name by most archaeologists as being merely a very early type of Chellean.

1948 A. L. Kroeber Anthropol. (rev. ed.) xvi. 631 Rutot's Mesvinian stage of the Eolithic is recognized as probably a Belgian facies of the oldest Levalloisian or Pre-Mousterian, his Strepyan as being Chellean—all of them Palaeolithic and Pleistocene.

1961 L. D. Stamp Gloss. Geogr. Terms 532 Acheulian,..a cultural stage..characterized by a certain type of chipped stone implements. The more usually accepted stages are:..Eolithic, Strepyan, pre-Chellean.