7ii 



(Published by permission of Cai;lile P. Patterson, Supt. U. S. Coast Survey.) 



Xq_ 1. — Bcports on the Results of Dredging under the Supervision of 

 Alexander Agassiz, in the Gulf of Mexico, and in the Carihhean 

 Sea, 1877, '78, '79, hj the U. S. Coast Survey Steamer "Blake" 

 Lieut. -Commander C. D. Sigsbee, U. S. K, and Commander J. 11. 

 Bautlett, U. S. iY., Commanding. 



VIII. 



£tudes preliminaires sur les Cruatach* par M. Alph. Milne-Edwards, 



1"= Partie. 



DECAPODES BRACHYURES. 



FAMILLE DES OXYRHYNQUES. 



1. Pericera trispinosa (Latreille). 

 Baliia. 



2. Pericera COelata (A. M.-Ed wards, Crust, du Mexiqvie, T. I. p. 200, pi. 



15a, fig. 3). 



Station No. 39. Profond. 14 brasses. A IG inilles N. des iles Jolbos. 



" No. 79. " 175 " A 1 mille pres de la Havane. 



" No. 272. " 70 " Pres des Barbades. 

 " No. 277. " 106 " 



3. Pericera eutheca (Stimpson), 



Station No. 132. Profond. 115 brasses. Pres de Santa Cruz. 



4. Microphrys bicornutus (Latreille). 



Station No. 10. Profond. 37 brasses. Lat. 2-4° 44' N., Long. 83° 2G' 0. 

 Mai, 1868. Bahia Honda. 



5. Oplopisa spinipes (A. M.-Edwards, Crust, du Mexique, T. I. p. 201, 



pi. 15a, fig. 5). 



6. Pisa erinacea (A. M.-Edwards, Crust, du Mexique, T. I. p. 202, pi. 15a 



fig. 4). 



Station No. 10. Profond. 37 brasses. Lat. 24° 44' N., Long. 83° 26' 0. 



* A few species of the " Hassler " and " Bibb " expeditions have been added to this 

 report. — A. Aoassiz. ' 



VOL. VIII. — NO. 1. 1 



