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S-1/A - AMENDMENT NO. 4 TO FORM S-1 - PIERIS PHARMACEUTICALS, INC.g7237.txt

                                                                    Exhibit 23.1

                                THOMAS J. HARRIS
                           CERTIFIED PUBLIC ACCOUNTANT
                          3901 STONE WAY N., SUITE 202
                                SEATTLE, WA 98103
                                  206.547.6050


                          REGISTERED AUDITOR'S CONSENT

I, Thomas J. Harris,  CPA, of 3901 Stone Way North,  Suite # 202,  Seattle,  WA.
98103,  do hereby  consent to the use of my opinion  dated July 19,  2013 on the
financial statements of Marika, Inc. as of June 30, 2013 and for the period from
inception  May 24,  2013 to June 30,  2013,  be included in and made part of any
filing to be filed with the U. S.  Securities  and Exchange  Commission.  I also
consent to the use of my name in the Experts section of those Forms.

Dated this 13th day of January, 2014.


/s/ Thomas J. Harris
--------------------------------
Thomas J. Harris
Certified Public Accountan