TY - JOUR TI - Some additions to our knowledge of antiarchs T2 - Palaeontology VL - 4 UR - https://www.biodiversitylibrary.org/part/174307 PB - Palaeontological Association CY - London PY - 1961 SP - 210 EP - 220 AU - Watson, David Meredith Seares,‏ ‎ ER -