Geophysical Journal International Geophys. J. Int. (2015) 200, 199–199 doi: 10.1093/gji/ggu385 GJI Seismology Erratum: Empirical conversion between teleseismic magnitudes (mb and Ms ) and moment magnitude (Mw ) at the Global, Euro-Mediterranean and Italian scale B. Lolli,1 P. Gasperini2 and G. Vannucci1 1 Istituto Nazionale di Geofisica e Vulcanologia, Sezione di Bologna, Via Donato Creti 12, I-40128 Bologna, Italy. E-mail: barbara.lolli@ingv.it di Fisica, Universit`a di Bologna, Viale Berti-Pichat 8, I-40127 Bologna, Italy 2 Dipartimento Accepted 2014 October 1. Received 2014 September 29; in original form 2014 September 23 Mw = exp(0.058 + 0.284m b ) + 0.770. C (17) REFERENCE Lolli, B., Gasperini, P. & Vannucci, G., 2014. Empirical conversion between teleseismic magnitudes (mb and Ms ) and moment magnitude (Mw ) at the Global, Euro-Mediterranean and Italian scale, Geophys. J. Int., 199, 805–828. The Authors 2014. Published by Oxford University Press on behalf of The Royal Astronomical Society. 199 Downloaded from http://gji.oxfordjournals.org/ by guest on January 22, 2015 In eq. (17) of Conclusions of Lolli et al. (2014), the (negative) sign of the third coefficient of the EXP regression between Mw and mb at the Italian scale is wrong, while it is correctly reported in Table 5 and in the Electronic Supplement. The correct eq. (17) is