Elizar Arellano

The King City Police Department provided this photo of triple-homicide suspect Elizar Ayron Arellano, 20, of King City, following his arrest Tuesday in Coulterville.

A 20-year-old man who was wanted for nine months for his alleged involvement in the gang-related murders of a man and a pregnant woman in Monterey County late last year was arrested Tuesday in Coulterville with the assistance of Tuolumne County sheriff’s and probation officials, the King City Police Department announced in a news release.

Elizar Ayron Arellano, of King City, is one of four alleged members of the Sureno street gang who are accused of shooting and killing Carlos Manuel Lopez, his girlfriend, Selena Gonzalez Godoy, and Godoy’s unborn son in King City on Dec. 26.