Upon the receipt by the board of trustees of proper proofs of the death of a member in service there shall be paid to his designated beneficiary, or to his estate, the amount of his accumulated contributions and if, upon the receipt of evidence and proof that such death was the natural and proximate result of an accident occurring at some definite time and place while the member was in the actual performance of duty, the board of trustees shall decide that death was the result of an accident in the performance of duty and not caused by negligence on the part of the member, there shall be paid in lieu of the ordinary death benefit provided in subdivision (2) of section 86.090, a pension of one-half of the average final compensation of such employee:
(1) To his widow to continue during her widowhood; or(2) If there be no widow, or if the widow dies or remarries before any child of such deceased member shall have attained the age of sixteen years, then to his child or children under said age, divided in such manner as the board of trustees in its discretion shall determine to continue as a joint and survivor pension of one-half of his final compensation until every child dies or attains such age; or(3) If there be no widow or child under the age of sixteen years surviving such deceased member, then to his dependent father or dependent mother as the deceased member shall have nominated by written designation duly acknowledged and filed with the board of trustees or if there be no such nomination then to his dependent father or his dependent mother as the board of trustees in its discretion shall direct, to continue until remarriage or death;(4) If there be no widow, children under the age of sixteen years or dependent parent surviving such deceased member, the death shall be treated as an ordinary death case and the benefit payable in accordance with the provisions of subdivision (2) of section 86.090.Prior revision: 1929 § 8911