No. 2314. 



LIST OF RECENT BRACHIOPODA—DALL. 



359 



Cat. No. 



110861 

 110863 

 110860 

 110S58 

 110859 

 274188 

 274189 

 274190 

 274191 

 274192 

 107527 

 173495 

 173494 

 17.3496 

 64256 

 226291 



Locality. 



Gulf Stream, 200 fathoms 



Gulf Stream, 150 fathoms 



Off Fernandina, Florida, 270 fathoms 



Florida Keys 



Florida Keys 



Off Sand Kay, 115 fathoms 



Off the Sambos, 120 fathoms 



Off the Sambos, 135 fathoms 



Off the Sambos, 118 fathoms 



Off the We.stern dry reefs, 144 fathoms 



Off Key West, 90 fathoms 



Gulf of Florida 



Gulf of Mexico 



Gulf of Mexico 



Off Bahia Honda, Cuba, 310 fathoms 



Mayao-uez Harbor, Porto Rico, 224 fathoms. 



Collector. 



Pourtales 



Pourtales 



B. F 



Str. Fishhawk 

 Str. Fishhawk 

 Henderson. . . . 

 Hend erson . . . . 



Henderson 



Henderson 



Henderson. . . . 



Nutting 



Pourtales 



A. Agassiz 



A. Agassiz 



Blake 



B. F 



Number 

 of speci- 

 mens. 



6 

 6 



1 V. 

 5 

 9 



Iv. 

 5 

 2 

 1 

 1 

 3 

 3 

 5 

 1 

 1 

 2 



This like the other species of Ballina has a pedicel valve with a 

 depression mesially, terminating in a protractive arciiation of the 

 anterior margin, and two more or less obvious depressions in the 

 brachial valve, with a medial low convexity between them or, as it 

 has been called, "dorsal biplication," There are no props to the 

 dental plates nor septum in the pedicel valve, the foramen is entire; 

 in the brachial valve there is a platform between the stems of the 

 crura supported by a prominent medial septum. The cardinal 

 process is short, wide, and feeble. 



There is more or less variation in relative width and strength of 

 plication, but on the whole the species is very constant in its char- 



DALLINA RAPHAELIS Dall. 



Waldheimia raphaelis Dall, Amer. Journ. Conch., vol. 6, p. Ill, pi. 7, figs, a-e, 

 1870.— Davidson, Proc. Zool. Soc, 1871, p. 303, pi. 31, fig. 9; Mon. Rec. 

 Brach., pt. 1, p. 58, pi. 11, figs. 11-13, 1886. 



Dallina raphaelis Beecher, Trans. Conn. Acad., vol. 9, p. 382, 1893. 



Type locality. — Japanese coast near Yeddo; Raphael Pumpelly. 

 Also the variety was found by Doderlein in Sagami Bay, in 100 to 

 200 fathoms. 



