UNIDENTIFIED LIMPETS. 163 



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

 fied. 



P. ONYCHITES Menke, Moll. Nov. Holl. Spec., p. 34. Unidentified. 

 Western Australia. 



P. PULCHELLA Blainville, Dictionnaire des Sciences Naturelles, 

 xxxviii, 1825, p. 92. This may be Patina pruinosa. 



P. LOB AT A 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 N. deaurata. 



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



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

 cenea. Falkland Is. 



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



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



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

 variabilis. From the Cape. 



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



P. LUGUBRIS Blainv., L. c., p. 99. A Helcioniscus, 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. HEPTAGONA Blainv., L. c., p. 104.= Acmcea saccharina. 



P. CHILENSIS Blainv., L. c., p. 104.=Siphonaria f 



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

 species, perhaps Helcioniscus argentatus. 



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



P. CARDITOIDEA Blainv., L. c., p. lW.=Nacella deaurata? 



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



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



P. RUBROAURANTIACA Blainv., L. c., p. 111. Unidentified. 



