UNIDENTIFIED LIMPETS. 163 



P. 8TRIGATA Doiiovaii, ill Kees' P^iicycL, Conch, pi. xvi. Unidenti- 

 fied. 



P. ONYCHITES JMenke, Moll. Nov. HoII. Spec, p. 34. Unidentified. 

 Western Australia. 



P. PULCHELLA Blainville, Dictionnaire des Sciences Naturelles, 

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



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

 t'orm of Nacella mytilina, such as N. eompressa of Ilochebr. & 

 Mabille, or a nearly smooth N. cleaurata. 



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



P. VIRIDESCENS Blainv., L. c, p. 9."). Probably a form of Nacella 

 cenea. Falkland Is. 



P. TENUISTRIATA Blainv., L. c, p. 9(5. 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. aviussitatus. 

 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.=Acm(ea 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. 10S.=^Sipho7iarla f 



P. CARDITOIDEA Blainv., L. c, p. 110.=iVaceZ/a deaurataf 



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. 



