0/ — 



20. UiNGicuLA PLicATULA, Majer (pi. VI, flg. 9). 



Auriculina plicalula, Mayer, Journ. Conch.,vol. XIX, 

 p. 347, pi. IX, fig. 8, 1871. 



Testaminutissima, ovato-elongata; spira elongata, acuta, 

 anfractibus quints, uUiusculis, parum convexis, superne 

 atigulatis, leviter co7itabulatis, longitudinaliter pUcatulis,, 

 plicJs tetiuibiis, approximatis, flexuosis, striis spiralibus 

 tenuissimis, inconspicuis,decussatis ; ultimo anfractu spira 

 breviore, parum convexo, subquadralo; apertura oblonga, 

 fere recta; columella ienui, inœqualiter triplicata; labro 

 leviter i7icrassalo (Mayer). — Long. 2 1/2 milL; diam. 

 1 mill. 



Loc. Miocène moyen. Saucats. 



21. RiNGicoLA vENTRiCOSA, Sowerbv. 



Auricula vcntricosa, Soweiby, Min. <!onch., vol. V, 



p. 99, pi. ccccLXv,(ig.l, 1825. 



Ringicula venlricosa, d'Orbigny, Prod., vol. IH, p. 57. 



n" 545, 1852 



— — Searles Wood, Crag Mollnsca, 



vol. T, p. 22, flg. 1, a, b, 

 1847, et vol. XXV, p. 99, 

 1872. 



— — Speyer, Uber Tertiaer-Conchylien, 



von Westeregein, in Magde- 

 burgischen, vol. IX, p. 110 

 (Ounker-Mayer), 1862-1864. 



Subovate inflated, transversely striatedy spire short 

 pointed, base notched; three sharp plaids upon the colu- 

 mella, left lip calions, a Ihick border upon the right lip 

 (Sowerby). — Long. 6,8 milL; diam. 5 mill. 



