00963cam a22003011 4500 gs 59000095 DLC 20260227111407.0 820330s1957 bl a 000 0 por c gs 59000095 (OCoLC)8289463 U.S. Geol. Survey. Library OKentU DLC por eng premarc QE734 .O4 QE235 .A2 no. 172 Oliveira, Paulo Erichsen de. Invertebrados cretácicos do fosfato de Pernambuco. Rio de Janeiro, [n.p.], 1957. 29 p. ill. 23 cm. Brazil. Divisão de Geologia e Mineralogia. Boletim, no. 172. Bound with no. 171-no. 178 subsequent to publication. Summary in English. Bibliography: p. [27]-29. Invertebrates, Fossil. Paleontology Cretaceous. Paleontology Brazil Pernambuco. 29320 29320