NORTH AMERICAN CONCHOLOGY. 



459 



[Carpenter, Mazatlan Shells.] 

 Page. 

 30 Cumingia trigonularis Sowb. 

 Lavignon triangularis Gr. 

 Californica Conrad. 

 (sp. ined.) [Desk. 



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32 



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 35 



Sanguinolaria purpurea 



? Tellina miniata Gould. 

 Tellina rufescens Ch. 

 T. operculuta Gmel. 

 cruenta Sol. 

 opercularis Sowb. 

 Broderipii Desk. 

 Mazatlanica Desk. 

 Dombeyi Ilanley. 

 felix Hanley. 

 straminea Dcsh. 

 donacilla Carp. 

 punicea Born. 



Donax Martinicensis Lam. 

 T. alternata Sowb. 

 angulasa Ginel. 

 simulans C. B. Adams. 

 ? striata Chemn. 

 ? Cumingii Hartley. 

 ? eburnea Ilanley. 

 ? regularis Carp. 



Sept. 1S55. 



37 lamellata Carp. 



? ? puella C. B. Adams. 

 ? ? delicatula Desh. 

 brevirostris Desk. 

 ? denticulata Desh. 



(sp. ined.) 



(sp. ined.) 



3G 

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37 



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 39 



Burneti Br. and Sowb. 



Lucina cristata Reel. 

 39 Strigilla ( Tellina) carnariaZ. 



Cardlum carneosum D. Cos. 



Lucina carnaria Lam. 



? S. miniata Gould. 

 41 ? lenticula Phil. 



Tellina lenticula Pliil. 



41 (sp. ined.) 



42 Iphigenia altior Sowb. 



(Capsa.) 



Page. 



42 ? Iphigenia leevigata. 



Capsa laevigata. 



43 Donax carinatus Ilanley. 



43 culminatus Carp. 



44 transversus Sowb. 

 44 assimilis Hanley* 



44 punctato-striatusi/cn/ey. 

 D. radiatus Val. 



? jlexuosus Gould. 



46 punctato-striatus 

 var. caelatus. 



47 Conradi Desh. 



D. contusus Rve. 



Californicus Conrad. 

 cither Hanley. 

 50 navicula Hanley. 



50 Mactra exoleta Gr. 



51 (spissula) fragilis Cliemn. 



M. ovalina Lam. 

 Brasiliana Lam. 

 oblonga Say. 



52 angulata Gr. 



(Mulinia.) 

 52 Gnathodon trigona Pet. 



(Rangia.) [Carp. 



54 ? dementia gracillima 

 54 Trigona radiata Sowb. 

 Cytherea radiata. 

 Venus Solangensis. 

 T. Byronensis Gr. 

 Cytherea corbicula Mice. 

 ? semifulra Mke. 

 ? gracilior Sowb. 

 ? Hindsi Ilanley. 

 1 intermedia Sow. 



57 humilis Carp. 



58 argentina Soiub. ( Cytherea). 



58 ? ? crassatelloides Conr. 



Cytherea crassatelloides 



Hanley. 



59 planulata Br. and Sowb. 



Cytherea planulata. 

 Venus planulata. 

 Cytherea undulala Sowb. 



