Sister and brother Selena and A.B. Quintanilla were members of the group Selena y Los Dinos.

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Quintanilla is wanted as a fugitive

Authorities are asking for help in locating him

CNN  — 

The brother of the late Tejano singer Selena is a wanted man.

Abraham Quintanilla III, who goes by “A.B.,” is on the 10 most wanted list of fugitives released by the Nueces County Sheriff’s Office in Corpus Christi, Texas, for the month of August.

Quintanilla is being sought for alleged contempt of court and nonpayment of child support.

The musician was a member of his late sister’s group, Selena y Los Dinos. He also co-wrote music for Selena and produced songs for her.

The Grammy-winning singer was murdered on March 31, 1995 by Yolanda Saldívar, an employee who oversaw Selena’s boutiques and fan club.

Related: Selena - 20 years after her death

Quintanilla, 53, continued in the music industry, most recently as founder of the group Elektro Kumbia.

A spokesperson for the Nueces County Sheriff’s Office told to CNN that as of Tuesday, Quintanilla had not been arrested or turned himself in.

CNN has reached out to his record label for additional comment on this story.

Authorities are asking for anyone with knowledge of Quintanilla’s whereabouts to contact them at 888-TIPS or 1-800-827-8477.