This article refers to:
Riquelme F., Alvarado-Ortega J., Ramos-Arias M., Hernández M., Le Dez I., Lee-Whiting TA., Ruvalcaba-Sil JL. (2013) A fossil stemmiulid millipede (Diplopoda: Stemmiulida) from the Miocene Amber of Simojovel, Chiapas, México. Historical Biology.http://dx.doi.org/10.1080/08912963.2013.778843
When the above article was first published online, the catalogue number was listed in error as IGM 3142. This has now been corrected to INAH.2661.PF.14.IPMP00003296.
The authors apologise for this error.