ARNOLD — THE PALEONTOLOGY AND STRATIGRAPHY OF SAN PEDRO. 



411 



Lacuna pallidula 302 



ponectii 19, 22, 24, 25, 28, 31, 42, 83, 303 



solidula 19, 28, 42, 61, 83, 303 

 var. compacla 302 

 LiBvicardinm 74, 140 



elatum 74, 141 



substrialam 18, 21, 23, 25, 27, 30, 33, 36, 61, 74, 

 141 

 Lamellaria 84, 317 



depressa 317 



perspicua 317 



stearnsii 19, 42, 61, 84, 317 

 Lamellariidas 84, 317 

 Laucea 81, 272 



aurantia 81, 272 



elougata 272 



pentalopha 81, 274 



tridentata 81, 273 

 Laqueus 71, 93 



californious 93, 94 



var. vancouve.rensis 93 



jefifreyai 15, 46, 51, 52, 53, 71, 93 

 Lazaria 74, 129 



pectunculus 129 



subqiiadrata 18, 21, 25, 27, 36, 74, 129 

 Leda 57, 72, 96 



ccelata 98 



fossa 18, 36, 72, 96 



hamata 18, 36, 61, 72, 97 



miuuta var. prascursor 18, 21, 36, 72, 97 



peruula 96 



taphria 15, 17, 18, 21, 23, 25, 27, 31, 32, 36, 61, 

 72, 98 

 Ledidas 72, 96 

 Lepas lintinnabulum 344 

 Leptonacea 74, 136 

 Leptonidae 74, 136 

 Ltptonyx bacula 323 



sanguinea 323 

 Leptothyra 84, 322, 323 



bacula 19, 31, 42, 52, 84, 323, 324 



carpenteri 19, 22, 25, 28, 42, 68, 84, 322, 323, 324 



paueicostata, 19, 42, 52, 84, 323 



sanrjuinea 323 



sanguineus 323 

 Lencosyriux 78, 202 



pedroana 78, 202, 208 

 Lima 73, 115 



dehiscens 18, 36, 116 



(Mantellum) dehiscens 116 



hiaus 115 



orientalis 116 



squamosa 115 

 Limidffi 73, 115 

 Limnjeidfe 77, 195 

 Lingula albida 94 

 LingulidiB 71, 94 

 Linguliu!© 71, 94 

 Liocardium cruenialum 141 



elatum 141 



Liocardium suhatriatum 141 

 Lioconcha newcomhiana 143 

 LiotiidsB 84, 320 

 Lithophaga 73, 121 



phimula 73, 121 

 Lilhophagus plumula 31, .36, 121 

 Littoriua 83, 301 



litorea 301 



patula 301 



pedroana 303 



plauaxis 15, 19, 22, 28, 42, 83, 301 



plena 302 



scutulata 19, 22, 24, 25, 28, 31, 32, 42, 55, 61, 

 83, 301, .302 

 Littoriuidas 83, 301 

 Lucapina 85, 337 



creuulata 31, 42, 85, 337 

 Lucapinella callomarginala 340 

 Lucinidse 74, 131 

 Luciua 74, 131 



acutiliueata 14, 15, 17, 18, 21, 23, 25, 27, 36, 52, 



61, 65, 67, 68, 74, 131, 132 

 borealis 67, 131 



californica 15, 18, 21, 23, 25, 27, 31, 32, 33, 36, 

 52, 56, 62, 74, 132 



jamaicensis 131 



nuttalli 18, 21, 23, 25, 27, 31, 32, 33, 36, 62, 74, 

 132 



orbella 134 



tenuisculpta 27, 36, 61, 74, 133, 134 



tetrka 131 

 Lucinacea 74, 131 

 Lunatia 84, 315 



leioisii 32, 50, 57, 84, 315 

 Luponia spadicea 288 

 Lutraria canaliculata 177 



capax 178 



maxima 178 



(Cryptodon) nuilalli 178 



transmontana 177, 178 



undulata 177 



ventricosa 175 

 Lutrariinoe 76, 178 

 Lutricola alia 160 

 Lyonsia 73, 125 



bracleala 125 



californica 15, 18, 21, 23, 25, 27, 36, 7.3, 125 



nitida 125 



norvegica 125 

 Lyonsiidfe 73, 125 



Mach^ra patula 173 

 Macoma 52, 75, 160, 161, 169 



calcarea 18, 36, 75, 161 



edulis 68 



expansa 161 



indentata 27, 31, 36, 62, 75, 161, 163 



iuquinata 15, 18, 23, 25, 27, 31, 33, 36, 48, 56, 



62, 68, 75, 162, 163 

 keheyi 161, 162, 163, 164 



