Labea conica, 159 
— spiralis, 159 
— sp., 138, 140, 159, 170, 171 
— strobila, 138, 159 
Labride collected near Plymouth, 222 
Labrus bergylta, 222, 437-389 
— mixtus, 222 
Laccobius purpurascens, 504 
Lachymaria, sp., 158 
Lamellicornia, 510 
Lauderia, 136, 175, 178 
— borealis 139, 142, 144, 437 
Leander, sp., 167 
Lepadogaster candollet, 442 
— gouant, 443 
— sp., 247 
Leptocylindrus danieus, 144, 176 
—sp., 144 
Leptomysts mediterranea, 167 
Lesteva fontinalis, 509 
Limacina balea, 169, 171 
See balea 
Limneum nigropiceum, 499 
Limnobaris T-album, 512 
Lionychus bipunctatus, 503 
— retroversa. 
— quadrillum, 502 
— unicolor, 503 
List of Members, 266 
Lithodesmium 
171-8 
Lithomelissa setosa, 158, 439 
Lohmanniella oviformis, 159 
undulatum, 142, 151 
’ 
Longipedia minor, 165 
— Scotti, 165, 436, 448 
Lophius piseatorius, 249, 440 
Lycmophora Lynbergi, 151 
M 
Macropsis Slabberia, 167 
Magelona, sp., 168 
Malacodermata, 511 
Maritime Coleoptera, 497 
Mastigloia, 136, 142, 143, 151, 171-6 
Mecinus circulatus, 512 
Medon pocofer, 507 
— rupricola, 507 
Meduse containing Pycnogonids, 51, 
160 
—as hosts for larval Trematodes, 57, 
160 
INDEX. 581 
Obelia, 
Meligethes exilis, 510 
Melosira Borreri, 143 
Mendelian inheritance in Gammarus, 
18, 273, 364; in plants, animals, 
and man, 354 
Mesodiniwm, sp., 159 
Metridia lucens, 436-55 
Micralymma marinum, 509 
Micraspis 16-punctata, 510 
Microlestes (Blechrus) maurus, 508 
Microniscus sp , 167 
Microplankton of Plymouth Sound, 
133 
Microsetellu norvegica, 436, 448 
Microzoum tibiale, 513 
Molva molva, 220 
Mordellistena parvula, var. incequalis, 
513 
Muggicea atlantica, 162, 173-8 
Myrmecopora brevipes, 505 
—- suleata, 505 
N 
Nassula, sp., 159 
Navicula membranacea, 151 
— sp., 151, 4387-58 
Nerophis lumbriciformis, 457 
Nitzschia closterium, 135, 139, 152, 171 
— delicatissima, 135, 136, 139, 142, 
152, 175, 176 
— panduriformis, 152 
— seriata, 152 
Nyctiphanes Couchai, 167 
O 
161, 170-8; containing 
Anaphia petiolata, 51; Pharyngora 
bacillaris, 57, 160 
Ochthebius impressicollis, 504 
— lejolist, 504 
— marinus, 504 
sp., 
— metallescens, 504 
— pygmeus, 504 
— viridis, 504 
Ccypus ater, 507 
Orkopleura dioica, 170-8 
Oithona nana, 165 
— plumifera, 165 
— similis, 165, 173, 436, 458 
— sp., 456 
