238 Bulletin 31 238 



PLATK 37 



Figure Page 



1-2. Scintilla alahantiensis Coss,ma.nn, (^ mm 105 



Claiborne sand, Cossmann's Coll. (Copy). 



3, a, b. Sportella gregorioi Cossman, Claiborne sand 105 



Fig. 3, a, 5 mm., Cossman Coll. 



3, b, 4.2 " Aldrich's figure and shell. 



Sportella alabaniensis K\(ix\QLh.^ \ mm 106 



Baker's Bluff, Claiborne horizon. Aldrich Coll. 



Hindsiella faba Meyer, 2.5 mm , 106 



(Copy). Aldrich Coll., from Claiborne. 



Hindsiella, var. donacia Dall, 5.66 mm 106 



Erycina plicatula Dall, Claiborne sand 107 



Fig- 7, 9.5 mm- 

 8, 6.0 " 

 Erycina whitfieldi Meyer, 2 mm 107 



Claiborne sand, Aldrich Coll., Aldrich Coll. 

 Bornia scintillata'Da.W, 3.75 mm 107 



Claiborne sand, U. S. Nat. Mus. 

 Bornia plectopyga Dall, 4.5 mm.... 108 



Claiborne sand ; U. S. State Mus. 

 Bornia dalli Qossmann, 3.5 mm 108 



Claiborne sand ; Cossmann Coll. 

 Bornia isosceles, n. sp., 7.5 mm ie>9 



Sloan's Scarp, Ga., U. S. Nat. Mus. 

 Bornia perdita, n. sp., 3 ram 109 



Sabine River, L,a. 

 Alveinus niinutus Mej'er, 2.0 mm no 



Claiborne sand ? Aid. Coll. 

 Montacuta claiborniana Dall, 4.5 mm no 



Claiborne sand, U. S. Nat. Mus. Coll. 

 Lncina dolabra Conrad, Claiborne sand iii 



Fig. 17, 8.2 mm. 

 18, 9 " 



20, 8 and 9 mm. 



21, 8 mm. "**" 

 22-23. Lucina arnica Gregorio, 7.5 mm in 



Claiborne ? Gregorio Coll. 



24. Lucina haniatusTisW, \\ mm 112 



Base of bluff, Claiborne, Aid. U. S. Nat. Mus. 



25-29. Lucina carinif era Q.onx2A, Claiborne sand 114 



Fig. 25, 13 mm. ; copy of Conrad's figure. Phila. Acad. Coll. 



26, 1 1.5 " the cornuta of Lea. " " " 

 (Copy). 



27, 8.3 mm. 



28, 7 " 



29, 7.2 " Specimens of the form usually collected 

 at Claiborne. 



