The incident happened just after 5 p.m. on September 7 in the Fordham section.
Authorities say the 18-year-old mother was walking with her 2-year-old son when the suspect, seen above, grabbed the iPod and ran off.
The child was not hurt.
Anyone with information in regards to this grand larceny is asked to call the NYPD's Crime Stoppers Hotline at 800-577-TIPS.
