GENERAL INDEX 
745 
Page 
Page 
347 
Macrosetella gracilis 
347 
482-487 
maculata, Ammotrypane 
341 
_ 395-411 
macuiatus, Pinnotheres 
355,361,623 
356 
maenas, Carcinus 
364 
312 
Maldane elongata 
341,344 
339 
malleus, Bellerochea 
313,324 
312,313 
manca, Pionosyllis 
341 
356,362 
manhattensis, Molgula 
367 
330 
Margaritana margaritifera 
714 
330 
margaritifera, Margaritana 
714 
Hydrozoa 
330 
marina, Arenicola 
345 
maximus, Pecten. 
— 591 
Idothea baltica 
352 
McMillin, H. C., Paul S. Galtsoff, and H. 
F. Prytherch: 
improvisus, Balanus 
349 
An experimental study in production and collection of 
340 
seed oysters 
197-263 
iris, Munida 
356 
McMillin, H. C., and P. W. Weymouth 
The relative 
irradians, Pecten ... 

569-632 
growth and mortality of the Pacific razor clam ( Siliqua 
irroratus, Cancer 
355,366 
patula, Dixon) and their bearing on the commercial 
352 
fishery 
543-565 
meadii, Pontella 
— - 347 
366 
Mecynocera clausii 
347 
356 
media, Siliqua 
544,548 
Melosira sulcata 
312,322 
346 
Membranipora membranacea 
339 
347 
339 
Lake Pepin mucket .. 
514,715,716,730-734 
Merrick, Amanda D., M. M. Ellis, and Marion D. Ellis: 
iaminaris, Tetilla 

329 
The blood of North American fresh-water mussels under 
514,715 
normal and adverse conditions 
509-542 
535,716-729,735,737 
Mesocy clops gracilis 
347 
535 
445-449 
716 
metanevra, Quadrula 
638 
siliquoidea pepinensis... 

.. 514, 716, 730-733, 735, 737 
Metridia lucens 
347 
ventricosa 

714 
Microciona prolifera 
— 329 
367 
430-445 
356 
339 
201 
347 
416-430 
Microthalestris littoralis 
346 
lentus, Anoplodactylus. ... 
365 
migrations of cod ( see cod) 
1-136 
lepidonotus squamatus 
340,341 
miliaris, Noctiluca - 
328 
variabilis 
340,341 
355,362 
356 
. 347 
350 
388-395 
311,313,323 
_ 333 
Leptogorgia virgulata 
332 
leidyi 
201 
355,363,364 
mobiliensis, Biddulphia 
311,324 
355,356,363,364 
Molgula manhattensis 
367 
ligni, Polydora 
341,343,345 
Mollusea 
365 
limbata, Nereis 

341,342,345,346 
monkey face 
538 
limneana, Anodonta 
538 
Monocanthus hispidus.. 
482-487 
364 
-- 350,351 
331 
352 
Lithodesmium undulatum.. 
311,324 
Munida iris 
356 
littoralis, Harpacticus 
347 
509-542,713-739 
Microthalestris 
346 
713-739 
Tachidius 
347 
734 
Loima turgida 
341,344 
Lake Pepin mucket 
730 
iongicarpus, Pagurus 
355,356 
Pope’s purple 
736 
longicaudatus, Cletodes 
347 
736 
longicornis, Temora 
347 
_ 716-730 
longiremis, Acartia 
346 
717 
longissima, Nitzschia 
311,313,323 
728 
Lovenelia gracilis 

330 
weight 
725 
lucida, Siliqua 
544,548 
--- 509-542 
Luidia clathrata 
365 
510-521 
Lumbrinereis tenuis 
341,342 
514 
lucens, Metridia 
347 
520 
iubbockii, Corycaeus 
347 
gravity, specific 
- 511 
luteola, Lampsilis... 
716 
518 
Lutianus blackfordii 
270-274 
physical properties 
611 
buccanella 
274-276 
516 
campechanus 
273-274 
solids 
514 
vivanus 
265-270 
sugar 
516 
