Some of the snake specimens deposited in the collection of the EWNHM A Sibynophis chinensis (EWNHM-ANIMAL 6497) B Orientocoluber spinalis (EWNHM-ANIMAL 6500) C Gloydius brevicaudus (EWNHM-ANIMAL 6505) D Oocatochus rufodorsatus (EWNHM-ANIMAL 6564).