SILIQUARIA. 165 



10. TROCHLEARis, f. 14, MorcJi, — TuUi pallide fulva 

 eloDgata, versus apicera usque ad medium dense pyramid- 

 aliter spirata, extus concentrice rugata ; deinde laevigata, 

 longe laxata ; fissura usque ad aperturam articulata. — A 

 pretty pale fawn species, gradually passing from a closely 

 coiled concentrically grooved tube to a smooth loosened one. 



11. Bernhardt, f. 15, March. — Tuba pallide fulva, fusco 

 tincta, elongatissima, tenuis, angusta, longitudinaliter striata, 

 ad apicem spiraliter pyramidata, deinde laxata, declivis ; 

 fissura articulata usque ad aperturam. 



12. TAHiETENSis, f. 16, Jl/orc^. — Tuba angusta fusca laxata 

 cancellata ; fissura simplici. — The specimen is only fragmen- 

 tary ; it is cancellated and much relaxed, with a simple and 

 rather wide slit. 



13. ANGUiNA, f. 11, 12, 1.3, Linnceus. — Tuba fulva, alba 

 vel purpurea, varie contorta, solida, lente crescens, longi- 

 tudinaliter lirata, liris echinatis, interstitiis subexcavatis ; 

 fissura superne articulata, versus aperturam simplici. — There 

 is a great variety in the mode of contortion, the prominence 

 of the ridges and of the spines upon them, and the greater or 

 less length of articulations in the fissure. 



P P 



