| foreign body perforation of the esophagus initiating traumatic pericarditis in an australian fur seal. | postmortem examination of a juvenile australian fur seal, arctocephalus pusillus doriferus, washed ashore on philip island, victoria, revealed traumatic fibrinous pericarditis and hemothorax. a foreign body lodged in the right ventricle was identified as the barbed spine of the ray urolophus paucimaculatus. a small puncture wound through the esophagus indicated the initial perforation site. | 1978 | 368351 |