492 



PROCEEDINGS OF THE NATIONAL MUSEUM 



Laeunidae, 68, 83 

 laevigata, Bela, 133 

 Modiola, 159 

 Modiolaria, 159, 162 



Modiolaria discors, 159 



Velutina, 95 

 laevigatus, Miisculus, 159, 160 



Musculus discors, 71, 169, 160, 161, 

 162 

 laevior, Admete couthouyi, 129 

 Lamellaria glacialis, 92 

 Lamellariidae, 66, 68-69, 92 

 lamellosus, Fusus, 98, 99 

 laminata, Brachoria, 6, 7, 9, 27, 3], 39, 



41 (fig.), 54, 55, 56 (graph) 

 Lampeia, subg., 163 

 lanei, Culicoides, 244, 261, 269, 314, 363, 



372, 374, 375 (fig.) 

 lanigera, Velutina, 69, 97 

 lavarum, Arcytophyllum, 244 

 Leda arctica, 151 



minuta, 150 



pernula radiata, 151 



radiata, 151 

 leoni, Culicoides, 430, 433 

 leopoldoi, Culicoides, 244, 245, 246, 261, 



272, 407, 418, 419 (fig.) 

 Lepeta, 73 



alba, 73, 74 



alba instabilis, 73, 74 



caeca, 68, 73, PI. 4 



caecoides, 73, 74 



concentrica, 73, 74 

 Lepetidae, 68, 73 

 Lepidochitonidae, 70, 145 

 Leptonidae, 65, 67, 71, 173 

 lichyi, Culicoides, 416 

 ligatus, Ptychati-actus, 129 

 ligula, Brachoria, 7, 9, 40, 41 (fig.), 54, 



65, 56 

 limacina, Clio, 143 



Clione, 70, 143 



helicina, 142 



pacifica, 142 

 limai, Culacoides, 245, 260, 266, 314, 

 349, 351, 352 (fig.), 356, 360, 365 

 limatula, Yoldia, 153, 154 

 limatuloides, Yoldia hyperborea, 153, 



154 

 Liocyma, 65, 71, 177, 179 



aniwana, 177, 178, 179 



beckii, 177, 178, 179 



fluctuosa, 71, 177, 179 



scammoni, 177, 178, 179 



schefferi, 177, 178, 179 



viridis, 177, 178, 179 



sp., 179 

 Liotiidae, 68, 81 



longiventris, Calisius, 212, 213 (fig.), 216 

 lopesi, Culicoides, 456 

 Lora, 132 



harpularia, 135 



nazanensis, 134 



tenuilirata, 132 



loricata, Eucratea, 160, 191 

 loughnani, Culicoides, 332, 341 

 Lucina flexuosa, 171 



gouldii, 171 

 Lunatia pallida, 91 

 lutea, Tellina, 71, 180 

 lutealaris, Culicoides, 246, 260, 264, 308, 



310, 311 (fig.), 313 

 luteovenus, Culicoides, 246, 248, 249, 



260, 264, 295, 296, 297 (fig.) 

 lutescens, Yoldia arctica, 151, 162 

 Lyonsia, 164 



norvegica, 71, 164 

 Lyonsiidae, 71, 164 

 lyrinotatus, Culicoides, 245, 261, 269, 



377, 391 (fig.), 395 



Macfiella, subg. 256, 258, 262, 372, 468 

 MacGinitie, Nettie; Marine moUusca of 



Point Barrow, Alaska, 59 

 Macoma, 61, 71, 180 

 balthica, 182 



calcarea, 71, 167, 181 



incongrua, 71, 180 



krausei, 182, 183, 184 



moesta, 71, 182, 184 



nasuta, 180 



oneilli, 182, 183 



planiuscula, 180 



praeteuuis, 180 

 macrostigraa, Culicoides, 244, 261, 272, 



376, 377, 395, 396 (fig.) 

 maculata, Odinia, 223, 224, 229, 231, 232 



Pista, 61, 174 

 maculithorax, Ceratopogon, 404, 407 

 magna, Cylichna, 141 

 magnipalpis, Culicoides, 246, 261, 269, 



349, 360, 361 (fig.) 

 malleata, Strombella, 115 

 malleatus, Beringius, 115, 116 



Beringius stimpsoni, 115, 116, 117 

 Margarita cinerea, 75 



cinera grandis, 75, 76, 77 



costulata, 81 



sordida, 75 



striata, 75 



vahli, 79 

 margaritacea, Golfingia, 160 

 Margarites, 68, 75, 80 



avenosooki, 68, 77 



cinerea, 75 



costalis, 75 



costalis grandis, 68, 76 



frigidus, 68, 78 



grosvenori, 80 



pribiloffensis, 79 



sordida, 75 



vahli, 68, 78, 79 

 Margaritopsis, 79 



grosvenori, 67, 68, 80 



pribiloffensis, 68, 79 

 mariae, Heliconia, 248, 418 

 marshi, Culicoides, 245, 260, 264, 299, 



302, 303 (fig.) 

 martensi. Coins, 69, 120 



Sipho, 120 

 maruim, Culicoides, 289 



