Fig. 33 in Mollusks from Pliocene and Pleistocene seep deposits in Leyte, Philippines

Fig. 33. Provannid gastropods from the late Pliocene Liog-Liog Point seep deposit in Leyte, Philippines. A–C. Provanna azurini sp. nov. A. Paratype NMNS PM 28453 in apertural view. B. Paratype NMNS PM 28454 in abapertural view. C. Holotype NMNS PM 28452, specimen in apertural view with three preserved whorls but poorly preserved sculpture. D. Desbruyeresia? sp., NMNS PM 28457 in abapertural view.图33 采自菲律宾莱特岛廖格-廖格角上新世晚期冷泉沉积的普瓦诺螺科（Provannidae）腹足类。A~C：新种蓝氏普瓦诺螺（Provanna azurini sp. nov.）。A：副模标本NMNS PM 28453的口视。B：副模标本NMNS PM 28454的反口视。C：正模标本NMNS PM 28452，该标本具3个保存完好的螺层，但纹饰保存不佳。D：？德斯布吕耶尔螺属（Desbruyeresia? sp.），标本NMNS PM 28457的反口视。