Exhibit 23.8

CONSENT OF INDEPENDENT PETROLEUM ENGINEERS

Estimates of proved reserves attributable to certain interests of Carrizo Oil & Gas, Inc. as of December 31, 2018 and related information included or incorporated by reference herein have been prepared based on reports by Ryder Scott Company, L.P., independent consulting petroleum engineers, and all such information has been so incorporated in reliance on the authority of such experts in such matters.

/S/ RYDER SCOTT COMPANY, L.P.

RYDER SCOTT COMPANY, L.P.

TBPE Firm Registration No. F-1580

Houston, Texas

August 19, 2019

SUITE 800, 350 7TH AVENUE, S.W.	CALGARY, ALBERTA T2P 3N9	TEL (403) 262-2799	FAX (403) 262-2790
621 17TH STREET, SUITE 1550	DENVER, COLORADO 80293-1501	TEL (303) 623-9147	FAX (303) 623-4258