128 BULLETIN 103, UNITED STATES NATIONAL MUSEUM. 



Station 5867. Panama Canal Zone. From dark mud formation, 

 about 10 feet above present sea level, near lower end of Gatun Locks. 

 Pleistocene series. Collector, D. F. MacDonald; April, 1911. Ba- 

 lanus eburneus Gould. 



Station 5868. Panama Canal Zone. From Mount Hope. Swamp 

 ditch. Black mud formation. Pleistocene series. Collector, D. F. 

 MacDonald; April, 1911. Balanug eburneus Gould. 



Station 5850. Panama Canal Zone. Near Mount Hope in ditch 

 through swampy ground. About one-fourth mile from present sea 

 beach and about 6 to 8 feet above high tide. Pleistocene series. 

 Collector. D. F. MacDonald; April, 1911. Macrobrachium?, species. 

 Nephrops costatm Rathbun. Nephrops, species. Axiusf, species. 

 Hcpatus chiliensis Milne Edwards. Calappa flammea (Herbst). 

 Leucosilia jurinei (Saussure). Leucosiidae, genus and species inde- 

 terminable. Arenaeus, species. Panopeus antepurpureus Rathbun. 

 Panopeus tridentatus Rathbun. Eurytium crenulatum Rathbun. 

 Uca maorodactylus (Milne Edwards and Lucas). Parthenope pleix- 

 tocenica Rathbun. 



In the following table the Cirripedia (see pp. 185-188) are in- 

 cluded with the Decapoda. The letter "n" after a name in the first 

 column indicates a new species or a new genus. The numerical head- 

 ings refer to the same stations as in the above list but are arranged 

 serially instead of chronologically. 



