Supplementary material 1 from: Martínez-Melo A, Solís-Marín F, Buitrón-Sánchez B, Laguarda-Figueras A (2016) An occurence records database of Irregular Echinoids (Echinodermata: Echinoidea) in Mexico. Biodiversity Data Journal 4: e7729. https://doi.org/10.3897/BDJ.4.e7729

The dataset provides the occurence of Irregular Echinoids species in mexican waters, reported in Darwin Core format and published in OBIS http://www.iobis.org/. This file includes the reports from 4 biologic collections (1.ICML-UNAM, 2.USNM, 3.MCZ, 4.YPM).