NORTH AMERICAN CONCHOLOGT. 



415 



[Carpenter, Mazatlan Shells.] 

 Page. 

 509 Anachis nigrofusca Carp. 



509 serrata Carp. 



510 pygmeea Sowb. 



C. pygmsea Sowb. 



510 Gaskoini Carp. 



511 rufotincta Carp. 



512 albonodosa Carp. 

 512 (sp. ined. a.) 



512 (sp. ined. 6.) 



513 Strombina maculosa Sowh. 



Columhella maculosa Sowb. 

 51.3 ? (sp. ined.) 



514 Pisania insignis Rve. [Val. 



Buccinum mutabile (pars.) 



insignis Rve. 

 TritonicUa insignisH.&A.A. 



515 (? Pagodus [var.]) aequi- 



lirata. 

 515 geminata Rve. 



B. gemmatum Rve. 

 gemmulatum Mke. 

 undosum Kien. [A. Ad. 

 Tritonidea gemmatus H. & 

 B. mutahile (pars.) Val. 



517 sanguinolenta Duel. 



Purpura sanguinolenta Du. 

 B. sanguinolentum Mke. 

 Pollia hxmastoma Gr. 

 B. huemastoma Rve. 



Janelli Val. 

 Tritonium verrucosum Mke. 

 Tritonidea sanguinolentus 



518 ringena Rce. [H. & A. Ad. 



B. ringens Rve. 

 Tritonidea ringens H.&A.A. 



518 Murex plicatus Sowb. 



M. nnidentatus Mke. 



519 ? recurvirostria (var.) 



lividua. 

 M. recurvirostris Br. 

 messoritis Mke. 

 621 Phyllonotua nigritua Meus. 

 JIurex nigritus Pliil. 

 ambiguus Rve. 



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Phyllonotus nitidus Br. 

 M. nitidus Br. 

 brassica Lam. 

 M. brassica Lam. 

 ducalis Br. 

 bicolor Val, 

 M. bicolor Val. 



erythrostomus Swains. 

 regius Sch. and Wagn. 

 hippocastanum Phil, 

 regius Swains. 

 21. regius Swains. 

 tricolor Val. 

 princepa Br. 

 M. princeps Br. 

 Muricidea ? lappa Br. 

 Murex lappa Br. 

 dubia Swains. 

 Murex dubius Swains. 

 aculeatus "Wood. 

 ? erinaceoidea (var.) in- 

 dentata. 

 Jlfurex erinaceoides Val. 



Murex (sp. ined.) 



Muricidea pauxillua A. Ad. 

 Murex pauxillus A. Ad. 



(Additional Species ) 

 ? Naranio scobina Carp. 



Mya (sp. iiied.) 



? Corbula (sp. ined J>.) 



Sphaenia (sp. ined.) 



? (sp. ined.) 



? Lyonsia (sp. ined.) 



Telliua (sp. ined. c.) 



Cardium rotundatum Carp. 



Lasea (sp. ined.) 



? Montacuta chalcedonica 

 Carp. 



Area (sp- ined. /;.) 



Pecten (sp- ined. a.) 



(sp. int'.d. b.) 



Smaragdinella thecaphora 



Nutt. 



