HABITS, of littoral crustaceans,
15: cirripedes, 17; Cancridæ,
57: of larval forms, 61; of Car-
cinus mænas, 65; Corystes cas-
sivelaunus, 73; Cancer ruricola,
80; the calling crab, 89; Pin-
notheres, 100; the Oxyrrhyncha,
112; Ranina, 142; Birgus latro,
156; Hermit-crabs, 163; Squil-
lidæ, 280, 285; Cumacea, 294,
299; Isopoda, 315; Cymothoa,
354

Hagen, Dr., on Cambarus, 208
Halicarcinus, 101; Mathæi, 102;
planatus, antarctic distribution
of, 102

Haliophasma maculata, 332
Hansen, Dr. H. J., on flabellum
and joints of second maxillæ,
41, 295; on Schizopoda, 268;
on the Cymothoidæ, 339, &c.
Hansenomysis, new generic name,
Fyllæ, 268
Hapalogaster, 154
Haplocope, 325

Haplophthalmus, danicus, Mengii,

422

Haplopodinea defined, 253
Haplostylus, erythræus, Normani,

278

Harger, Oscar, on Astacilla, 371;
on marine Isopoda of New Eng-
land, 375

Harponyx pranizoides, 355
Haswell, Mr. W. A., on Elamene
Mathæi, 102; on Paratymolidæ,
139; on Eisothistos vermiformis,
335

Haswellia carnea, 366

Haynes, F. H., Mr., specimens of
Pontonia received from, 241

Head, difficulty of defining a, 33
Heart, position of, 48; of Mala-
costraca, 50; in Euphausiidæ,
262; in Stomatopoda, 279; in
Cumacea, 300; in Isopods gene-
rally, 317; in Isopoda chelifera,
319

Hectarthropidæ, 254
Hectarthropus, meaning of, 254
Hedriophthalma, refinement upon
Edriophthalma, 8

Helice, musical crest' in, 92
Heller, Dr. Camil, on the genus
Thelphusa, 77; proposes the term
loricata, 191; genera named
after, 425

Helleria brevicornis, 425
Helleriidæ defined, 424
Helms, Mr. R., Phreatoicus austra
lis found by, 389

Hemiarthrus, Cranchii, philonika,
typtonis, virbii, 417; abdomina-
lis, 418

Hemilamprops, assimilis, cristata,
rosea, uniplicata, 309
Hemilepistus ruderalis, 428
Hemioniscus balani, 404
Hemiplax, 93

Henderson, Dr. J. R, on bathy-
metrical range of Anomura, 19;
report on Challenger Anomura
by, 134; on the habits of Zan-
clifer, 145; on Pagurids and
their dwellings, 169; on Uro-
ptychus, 178

Hensen, Dr. V., on the auditory
arrangements of Palinurus, 196;
of Palæmonetes varians, 248
Hepatic lobes, 48; of Cyclome-
topa, 55; of Catometopa, 78;
of Oxyrrhyncha, 104; of Cuma
cea, 300; of Isopoda, 317
Hepatus princeps, 127
Heracleoticus of Aristotle, identi-
fied with Thelphusa, 77
Herbst, J. F. W., 67, 72, 80, 135,
136, 145

Hermit Crabs, 147, 163

Herring food, 263, 292
Hesse, Eugène, on habits of Cu-

macea, 299; on the sexes of

HET

Gnathia, 337; on the Sphæro-
midæ, 362

Hetairus, 234; difficulties in the
way of accepting, 235
Heterocarpus, ensifer, 238; cari-
natus, 239

Heterocrypta, Maltzani, Marionis,

122

Heterocuma, Sarsii, var. granulata,
304

Heteromysis, 267; formosa, 273
Heterophryxus appendiculat us,

400
Heterofanais, 323; limicola, Ör-
stedi, tenuis, 327
Hexapoda, alias Insecta, 3
Hexapus, explanation of the name,
102; relations of, 103
Hieroglyphics, pinna and crab in,

100

Hippa, 149; emeritus, talpoida,
150

Hippidæ defined, 149
Hippinea defined, 149

Hippolyte, 234; Gaimardii, var-
ians, 235; Cranchii, fascigera,
Liljeborgi, Mitchelli, pandali-
formis, Prideauxiana, producta,
pusiola, securifrons, spinus,
viridis, Whitei, 236; Thomp-
soni, 237

Hippolytidæ defined, 233

Hoek, Dr. P. P. C., on Dajus my-
sidis, 399
Holothuriaphilus, 101

Homaridæ, reason for discarding
the name, 201

Homarus, a synonym of Astacus,
201

Homola, barbata, Cuvieri, orienta-
lis, 137

Homolidæ defined, 137

ION

36; on the maxillary fan, 41;
on palp' and 'flagellum,' 192;
on branchiæ of Nephrops, 202;
on Amurland Cray-fishes, 208
Hyas, 113; araneus, coarctatus,
small specimen of, 114; curious
habits of, 114

Hyatt, Mr. Alpheus, Science
Guides by, 40

Hylæocarcinus, 79, 80; Humei, 84
Hymenodora, 245

Hymenosoma orbiculare, 101
Hyperidea, tribe of Amphipoda,
436; specimens on jelly-fishes,
22; large species of, 30
Hypoconcha, 135; sabulosa, ex-
amined by Herbst, 136
Hyssura, 331; producta, 333

IAIS Hargeri, 378

Ianthe, speciosa, Bovallii, 378
Ianthopsis Bovallii, 378
Iathrippa longicauda, 378

Ibaccus, mis-spelling of Ibacus,
193

Ibacus, incisus, verdi, 193

Ichthyophilus, synonym of Nero-
cila, 351

Ichthyoxenus, Jellinghausii, mon-

tanus, 355

Icotopus, meaning of name, 254
Idotea, emarginata, lacustris,
linearis, marina, metallica,
pelagica, sexlineata, tricuspi-
data, 373; acuminata, appendi-
culata, longicaudatus, parallela,
prismatica, 374

Idoteidæ defined, 372

Ilyarachna, longicornis, quadri-
spinosa, 386
Ilyoplax, 93

Inachidæ defined, 104

Inachus, dorsettensis, dorynchus,
leptochirus, 106

Insecta, extent of class, at present,
3; formerly, 57

Insect, crab spoken of as an, 95
Iolanthe, 378

Ione, cornutus, gebiæ, thoracicus,
vicina, 414

453

LEP

IPH

Iphinoe, 302; tenella, trispinosa›
303

Isma Montagui, amphipod found
on Maia squinado, 22, 111
Ischium, alias ischiopodite, or
third joint, sometimes called
the genu or knee, 43

Ischnosoma, bacillus, bacilloides,
bispinosum, quadrispinosum,

spinosum, Thomsoni, 383
Isea, a doubtful genus, 184
Isocladus, armatus, spiniger, 364
Isopoda, sub-order of Edrioph-
thalma, 8; size attained by, 29;
sub-divisions of, 314; defined,

317

Ives, Mr. J. E., term cruriped
proposed by, 44; on Hippa
emeritus, 150

JÆRA, albifrons, Guernei, longi-
cornis, Nordmanni, 379
Jæropsis, brevicornis, marionis,
neo-zelanica, 379

Jamaica, Grass Crab of, 75; land
crabs, 80; Oyster Crab, 101;
Mauma Shrimp, 145; Mother
Lobster, 192; isopod, 432
Jamna longicornis, 379
Janira, alta, maculosa, 377; abys-
sicola, laciniata, longicauda,
spinosa, tricornis, 378

Japan, Crustacea of, 27; de Haan's
work on, 44, 88, 95, 101, 102,
107, 125, 128, 144, 154, 421
Jasus, priority over Palinosytus of,
197

Jaxea nocturna, 187

Jobert, M., on breathing apparatus
of land crabs, 85

Johnson, Dr. Samuel, on the lan-
guage of natural history,
Johnston, G., species of Æga
named by, 349

Jonah's whale, fish fit to be, 222

KEPON typus, 412

Kerguelen Island, Crustacea from,
243, 338, 358, 378, 380, 381, 386

King Crab, the, 27

Kirk, Mr. T. W., on Palinurus
tumidus, 27

Kolga, a fossil genus, 220
Krauss, Dr. F., on South-African

Crustacea, 69, 77, 86, 91, 98, 117
Kröyer, H., Chionocetes opilio
figured by, 117; on the Cumacea,
292, 293
Kosciusko, Mount, isopod found
high up on, 389

LABIUM, alias lower lip, 40
Labrum, alias upper lip, 40
Lady Crab, the British, 66; the
American, 67

Lady in the chair, the, picture of,
48

Lambrus, intermedius, macroche-
los, 121

Lampropidæ defined, 308
Lamprops. 308; fa ciata, fuscata,
quadriplicata, 309

Land Crabs, 14, 80
Lanocira Kröyeri, 346

Larval forms, 59, 60, 172, 178, 204,

221, 222, 265, 288, 335, 337, 402
Latin, specimen of scientific, 418
Latreille, nomenclature of Crus-
taceans by, 8, 9, 315

Latreillia, deceptive outward form
of, 137; elegans, valida, 137
Latreillopsis bispinosa, 138
Latreutes, 234

Lazy Crab, the, 121

Leach, Dr. W. E., on the way to
take Cancer pagurus, 57; his
name for the Gulf-weed crab,
95; his name for the common
lobster, 203

Leachia preoccupied, 370
Leacia, synonym of Astacilla, 370
Leander, 246; serratus, telson of,
46; Fabricii, Leachii, serratus,
squilla, 247

Leidya distorta, 412

Leiolophus clavimanus, 98
Leiopus leptodactylus, unusual
maxillæ of, 321

Lepas, compared with Leucifer,

LEP

223; anatifera, size attained by,
31; fascicularis, larvæ of, 205
Leponiscus pollicipedis, 405
Leptaspidia brevipes, curious habi-
tat of, 381

Leptochela, gracilis, robusta, ser-
ratorbita, 252

Leptochelia, 323; algicola, dubia,
Edwardsii, Savignyi, 326; limi-
cola, 327

Leptocuma Kinbergii, 304
Leptognathia, 324; laticaudata,
Lilljeborgi, rigida, 327
Leptomysis, 267; gracilis, ling-
vura, 274

Leptopodia sagittaria, 106; frau-
dulent use of, 107
Leptosoma preoccupied, 374
Leptosquilla, 281; Schmeltzii, 288
Leptostylis, 311; manca, last les

deficient in, 298; producta, 311

Leptotrichus, pulchellus, tauricus,
429

Lernæa abyssicola, a parasitic
copepod, 20

Leucifer, Reynaudii, eyes of, 35;
typus, 222; comparison of, with
Lepas, 223
Leucon nasica, 304
Leuconidæ defined, 304
Leucosia, australiensis, pulcher-
rima, scabriuscula, splendida,
127; de Haan on respiratory
system of, 41, 142
Leucosiidæ defined, 127
Leucosiidea, alias Oxystomata, 53
Leydig, Dr. Fr., on olfactory or-
gans, 37

Libinia emarginata, numbers cf,
120

Ligia, cursor, dilatata, exotica,
oceanica, 421

Ligiidæ defined, 420

LYS

Limulus, polyphemus, 17; moluc-
canus, 27; use of legs as man-
dibles by, 40

Links in the evolution of species,
55, 103, 137

Linnæus, the genus Cancer of, 57;
view of Pinnotheres held by,
100; the genus Oniscus of, 318;
Systema Naturæ of, 437
Linschotten, on man-eating crabs,
26

Liriope preoccupied, 403
Liriopsis, monophthalma,pygmæa,
403

Lisp gnathus Thomsoni, distri-
bution of, 110

Lissa chiragra, appearance and
habits of, 116

Lithodes, camschatica, 28; histrix,
Maia, 153; Agassizii, Murrayi,

154

Lithodidæ, distribution of, 153
Lithodinea defined, 152

Liver, the, 48, 55, 78, 104, 300,
317

Livoneca, classification of, 352;
ovalis, Redmanni, 352

Lloyd, W. A., on behaviour of Eu-
pagurus, 164

Lobothorax, auritus, typus, 353
Lobster, the Norway, 202; the
common, 203; the American,
204; little, 371

Lomis dentata, 154
Lophogaster, typicus, 257, 259
Lophogastridæ defined, 257
Lophoxanthus, 56

Loricata, alias Scyllaridea, 191
Lucasius, hirtus, myrmecophilus,
pallidus, pauper, tardus, 429
Lucifer preoccupied, 221
Luminosity of Crustacea, 103, 244,
259, 262, 263, 265

Lyprobius, 431

Lyreidus, Bairdi, tridentatus, 144;
ill-defined orbits of, 145
Lysioerichthus, larva of Lysio-
squilla, 290

Lysiosquilla, armata, 19, 281; ex-
cavatrix, maculata, scabricauda,
scolopendra, spinosa, 284; bur-

455

LYS

rowing procedure of excavatrix,
285

Lysmata seticaudata, 229

MACROCHEIRA Kämpferi, great
size of, 27, 107

Macrocœloma, concava, trispinosa,

119

Macromysis, synonym of Praunus,
267, 271
Macrophthalmus, 92

Macropodia, 105, 113; longiros-
tris, rostratus, 105
Macropsis, 267, 272; Slabberi, re-
markable eyes of, 273
Macropus preoccupied, 105
Macrostylis, 382; latifrons, spini-
gera, 383

M crura, the suborder, 8; defined,
146; tabular view of, 148
Mæra, littoral specimens of the
amphipod, 16

Maia, 107, 111; squinado, charac-
ter and habits of, 22, 111; ver-
ruco-a, 112

Maiidæ defined, 111

Maiinea defined, 104

Maioidea, alias Oxyrrhyncha, 53
Malacostraca, the sub-class, im-
portance of, 6; the name of, 7;
defined, 50

Mamma Shrimp, the West Indian,
145

Mancasellus, brachyurus, tenax,
377

Mandibles, 39; in Hippa talpoida,
151; in Paratanais, 323; in the
Gnathiidæ, 336, 337
Marsupium, 45; in the Schizopoda,
256, 257, 260, 261, 267; in the
Cumacea, 298, 300; in the Iso-
poda, 319, 337, 339, 357, 370,
376, 393, 398, 405
Masked Crab, the, 53, 73
Mastigobranchiæ, 197, 201
Mastigochirus quadrilobatus, 152
Mastigopus preoccupied, 152
Matuta, swimming and digging
powers of, 126; lunaris, victor,
126

MIL

Matutidæ defined, 126

Maxillæ, 41; of Lophogastridæ,
259; of Cumacea, 295; of Iso-
poda chelifera, 318
Maxillipeds, 42; of Schizopoda,
256; of Squilla mantis, 282; of
Cumacea, 296; of Isopoda, 316
Mayer, Dr. Paul, on development
and auditory apparatus of Palæ-
monetes varians, 248; on sexes
of the Cymothoidæ, 350
Measurements, abuse of, 232; use
of, 289

Megalopa, larval stage of various
crabs, 61; of Hippa, 151
Meinert, Dr. F., on the Cymo-
thoidæ, 351

Meinertia, new genus, imbricatus,
354

Meleagrina margaritifera, Pinno-
theres encysted in, 101

Melita, littoral species of the Am-
phipod, 16

Meningodora, 245

Mergui Archipelago, Crustacea of,

77

Merhippolyte, 234, 237

Merostomata, an order of extinct
Gigantostraca, 10

Merus, alias meropodite, thigh, or
fourth joint, 43

Mesarmadillo, Alluaudi, margina-
tus, tuberculatus, 435
Mesorhoea, 121

Mesostenus preoccupied, 386
Metanauplius, larval stage of Eu-
phausiidæ, 266
Metaplax, 92

Metoponorthus, cingendus, meri-
dionalis, 428; Barroisi, pruino-
sus, 429
Microniscidæ, 396

Microniscus, 396; calani, fuscus,
397

Miers, Mr. E. J., on Ethusina chal-
lengeri, 18; report on the Chal-
lenger Brachyura by, 55; on
genera near to Xantho, 56; on
Professor A. Milne-Edwards, 63
Miersia, 243

Miersiidæ, why discarded, 243