232 PALÉOZOOLOGIE ET PALÉOPHYTOLOGIE 



Adds three new species obtainecl in the Dominican Republic by Vaughan 

 in 1919, and gives two citations oniitted from the bibliography of the previous 

 report. 



Aiilhor's abslrad. 



Ralhbuii, Mary, J., Contributions to the Geology and Paleontology 

 OF THE Canal Zone, Panama, and geologically related areas in 

 Central America and the West Indies. Decapod Crustaceans 

 from the Panama région. Bull. No. 103, U. S. Nation. Mus., Was- 

 hignlon — 1918 — pp. 123-84, pi. 54-56. Washington. 



Rewiews the data previously known, gives bibliographical, chronologicàl 

 and systematics lists, foUowed by descriptions of material in hand. Thirty- 

 nine species, three gênera and one family are described as new, the last, 

 the Gatuniidse, combining the characters of the récent Cancridae and 

 Portunidae. Notable is the occurrence of a Hexapodine, in which the last 

 pair of ambulatories is lacking ; the family had not before been found fossil. 



Author's abslrad . 



Rathbun, Mary J., Description of a new species of Crab from the Cali- 

 FORNiA Pliocène. Proc. U. S. Nalion. Mus., Washington, vol. LUI 

 — 1917 — pp. 451-52, pi. 59. Washington. 



A species of Cancer, C. urbanus, from the Pliocène of Los Angeles, Cali- 

 fornia. 



Author's abslrad. 



Rathbun, Mary J., New Species of South Dakota Cretaceous Crabs. 

 Proc. U. S. Nalion. Mus., Washington, vol. LU — 1917 — pp. 385-91, 

 pis. 32-33. Washington. 



Three new species described of Dromiacea and Oxystomala, viz. Dako- 

 ticancer overana, type of a new genus and family, Homotopsis punctata 

 and Canipylostoma pierrense. 



Author's abslrad. 



Rathbun, Mary J., Description of a New Genus and Species of Fossil 

 Crab from Port Townsend, Washington. Amer. Jour. Se, 4th Ser., 

 vol. XL! — 191G — pp. 344-46, 1 fig. New Haven, Conn. 



Rrancliioplax vvashingloniana, of the Family Goneplacidœ, probably 

 from the Lower Miocène, Clallam formation. 



Aulhor's abslrad. 



INSECTES 



par M. H. Brolemann. 



Cockerell, T. D. A., A Fossil Water-Bug. Canadian Enlomologist, 

 XXXVIII, no 6 — 1906 — p. 209. 



