Record number JS80         Number of items 2         Related record JS129         Note same animal         Identification           Simple name fossil         Full name upper toothrow (two parts) of a wild dog         Other name wild dog (juvenile)         Named collection Xenocyon         Classified name Mammalia & Carnivora & Canidae & Xenocyon lycaonoides             System Linnaean             Status verified             Note3 compared with Xenocyon from Westbury at Natural History Museum, London             Currency               Authority3 Parfitt, Simon, Dr (Natural History Museum) : 21.4.2017         Authority           Brief description Fossil, upper left toothrow of a juvenile wild dog (in two parts found together) Canis (Xenocyon) lycaonoides; toothrow (carnassial upper left P4, M1 and M2); in situ find from the early Middle Pleistocene deposits, Cromer Forest-bed For mation (Runton Member, West Runton Freshwater Bed, bed d-f) of West Runton beach, at junction of d-f; 37m W of Goss' Gap water pipe, West Runton, Norfolk, UK         Note The teeth are only lightly in wear, so likely to be a juvenile. The state of wear is similar to JS129 and probably the same individual.         Note First record for the Cromer Forest-bed. Only known previously from cave deposts at Westbury Sub-Mendip         Description           Form maxilla (upper left carnassial, P4, M1 and M2)         Field collection           Place & & West Runton & Norfolk & UK             Site name West Runton beach                 Note4 at junction of d-f; 37m W of Goss' Gap water pipe; 6 metres from the carnassial tooth JS129             Locality number               Coordinates geocoordinates : 52°56'25.74"N, 1°15'19.10"E             Relative position               Stratigraphy rock : Cromer Forest-bed Formation & Runton Member & West Runton Freshwater Bed & junction of bed d and bed f             Stratigraphy stage : Cromerian             Stratigraphy age : Pleistocene & early Middle Pleistocene             Stratigraphy                   Note4               Note3           Method in situ find         Person collector : Stewart, Jonathan         Date 2016 (early)         Collection number           Permanent location           Recorder MRW : 11.11.2017         Description           Completeness           Condition           Part:dimen:reading : :         Part:aspect:desc           Conservation           Method glued (with HMG)         Person conservator : Stewart, Jonathan         Date           Note           Reference number           Photography           Summary descript Upper left M1 and M2         Person photographer :         Date 5.6.2017         Photograph number WP_20160605_028.jpg         Photograph number WP_20160605_024.jpg         Photograph number WP_20160605_036.jpg       JS80_1.jpg             Type3 digitised image       JS80_2.jpg             Type3 digitised image       JS80_3.jpg             Type3 digitised image         Photography           Summary descript Carnassial upper left P4         Person photographer : Warren, Martin         Date 5.6.2017         Photograph number WP_20160605_028.jpg         Photograph number WP_20160605_024.jpg         Photograph number WP_20160605_022.jpg       JS80_4.jpg             Type3 digitised image       JS80_5.jpg             Type3 digitised image       JS80_6.jpg             Type3 digitised image       JS80_E.jpg             Type3 digitised image       JS80_D.jpg             Type3 digitised image       JS80_C.jpg             Type3 digitised image       JS80_B.jpg             Type3 digitised image       JS80_A.jpg             Type3 digitised image         Process           Type           Method           Person :         Date           Note           Reference number           Documentation group           Link jswestrunton.html         Documentation group           Link           Class           Reference           Reference number           Notes In differentiation of these remains from other large canids the following dimensions show clearly that this specimen, identified as Xenocyon differs from Canis lupus (wolf, from Barnwell Cave, Somerset or Oreston Cave, Plymouth) and Cani s dirus (dire wolf).         Note JS Xenocyon lacaonoides : m1 length = 29 mm; width = 20 mm ratio = 1.45         Note JS Xenocyon lacaonoides : M1 (carnassial) length = 28.5 mm; ratio M1/m1 = 0.98         Note Canis lupus (Hutton and Barnwell Cave or Oreston Cave, Plymouth) : M1 length = 7.5 mm; width 9 mm ratio = 0.835         Note Canis lupus m1:M1 = 0.835         Note Canis dirus : l/w ratio = 1.125         Note Canis lupus : m1:M1 = 1.50         Admin category importance : 1