Carrizo Oil & Gas, Inc. 2001 Annual Report   Cover Company Profile Highlights Letter to Shareholders Texas and Louisiana Areas of Interest Montana and Wyoming Areas of Interest Shareholder Information Form 10K Heading Business and Properties Legal Proceedings Submission of Matters to a Vote of Security Holders Executive Officers of the Registrant Market for Registrant's Common Stock Selected Financial Data Managements' Discussion and Analysis Qualitative and Quantitative Disclosures Financial Statements and Supplementary Data Changes in and Disagreements With Accountants Directors and Officers of the Registrant Executive Compensation Security Ownership of Certain Beneficial Owners Certain Relationships and Related Party Transactions Exhibits, Financial Statement Schedules Signatures Report of Independent Public Accountants Consolidated Balance Sheets Consolidated Statements of Operations Consolidated Statements of Shareholders' Equity Consolidated Statements of Cash Flows Notes to Financial Statements Back Cover