USGS OF 241
Title:Field guide to halobiid and monotid pelecypods of the Alaskan Triassic
Publisher:U.S. Geological Survey
Comments:This publication was reclassified with a new publication number in 1975; see below for the updated classification number.
Ordering Info:This publication is out of print. Reproductions may be available. USGS Publications Warehouse
Silberling, N.J., 1963, Field guide to halobiid and monotid pelecypods of the Alaskan Triassic: U.S. Geological Survey Open File Report: Technical Data Unit classification number 241, 9 p.