UNIDENTIFIED LIMPETS. 163 



P. STRIGATA Donovan, in Rees' Encycl., Conch, pi. xvi. Unidenti- 

 fied. 



P. ONYCHITE.S Menke, Moll. Xov. Holl. Spec., p. 34. Unidentified. 

 Western Australia. 



P. PULCHELLA Blaiuville, Dictionnaire des Sciences Naturelles, 

 xxxviii, 182-3, p. 92. This may be Patina pruinosa. 



P. LOBATA Blainv., L. c., p. 93. This is either a strongly costate 

 form of Nacella mytilina, such as JV. compressa of Rochebr. & 

 Mabille, or a nearly smooth 3". deaurata. 



P. CASTANEA Blainv. L. c., p. 94. Unidentified. 



P. VIRIDESCENS Blainv., L. c., p. 95. Probably a form of Nacella 

 tenea. Falkland Is. 



P. TENUISTRIATA Blainv., L. c., p. 96. Unidentified. 



P. NIGRA Blainv., L. c., p. 96. Unidentified. 



P. MACULAT A Blainv., L. c., p. 97. Probably it is P. capensis or P. 

 C'iriabilis. From the Cape. 



P. DEPRESSA Blainv., L. c., p. 97. Unidentified. 



P. LUGUBRIS Blaiuv., L. c., p. 99. A Helcioniseus, like H. amussitatus. 

 Rv. From the Moluccas. 



P. AURANTIACA Blainv., L. c., p. 99. Unidentified. Habitat un- 

 known. 



P. VARIEGATA Blainv., L. c., p. 100. Unidentified. From Botany 

 Bay. 



P. SQUAMA (Gualt., t. 8, f. L.) Blainv., L. c., p. 101. P. ccerulea. 



P. GRISEA Blainv., L. c., p. 102.=P. aspera. From Greece. 



P. ALBORADIATA Blainv., L. c., p. 102. Unidentified. 



P. PARALLELOGRAMMICA Blainv., L. c., p. 103. Unidentified. 



P. HEPTAGON A Blainv., L. c., p. 104:.=Acmcea saccharlna. 



P. CHILENSIS Blainv., L. c., p. 10.=Siphonaria ? 



P. CONICA Blainv., L. c., p. 107. Island of Maria. This is a large 

 species, perhaps Helcioniseus argentatus. 



P. CAMPANIFORMIS Blainv., L. c., p. W8.=Siphonaria f 



P. CARDITOIDEA Blainv., L. c., p. HO.=Xacella deaurata? 



P. RARICOSTA Blainv., L. c., p. 110. Unidentified. 



P. SOLID A Blainv., L. c., p. 110. Unidentified. Australia. 



P. RUBROAURANTIAC A Blainv., L. c., p. 111. Unidentified. 



