575 



Iiinibricoid worm eaten by Pliilob- 



della floridana, 518. 

 Lumbriculidae, 459, 462, 468, 469, 

 472. 474- 

 fduiid in Illinois, 442. 

 North American, described spe- 

 cies of, 471. 

 variability in reproductive or- 

 gans of, 472. 

 Lunibriculus, 471. 

 spiralis, relationsliip of Rhizo- 

 drilus lacteus to, 450. 

 Lumbricus herculeus, 441. 

 luna, Cathypna, 374. 

 lunaris, Monostyla, 375. 

 lurida, Nais, 443. 



luteolus, Lanipsilis, 401, 403, 409, 

 410, 412, 413, 414, 416. 

 Unioj 403. 

 lynceus, Bipaljnis, 368. 

 Eiichlanis, 368. 

 Gastroschiza, 368. 

 Ploesoma, 352, 354, 368. 



M 



MacrobdcUa, 508, 515. 

 decora, 508-511. 



alimentary canal and habits of, 



511. 

 annulation of, compared with 

 that of M. sestertia, 509-510. 

 diagnosis of, 508. 

 food of, 511. 



general description of, 509. 

 reproductive organs of, 510. 

 valdiviviana, 528. 

 Macrocyclops, 47, 64. 

 macronyx, Limnocalanus, 226. 

 macrostyla, Philodina, 363. 

 macrozaniis, Lecanium, 394. 

 macrurus auctus, I^imnocalanus, 

 239, 244. 

 Cyclops, 29. 



Limnocalanus, 226, 227, 229, 235, 

 236, 237, 238, 249, 264. 



macrurus — Continued. 



Rotifer, 363. 

 niagnoctavus, Cyclo[is, 57. 

 Mallomonas, 274, 421. 

 mamillata, Dangeardia, 434. 

 Margaritana complanata, 403. 

 confragosa, 403. 

 marginata, 403. 

 rugosa, 403. 

 undulata, 403. 

 marginata, Alasmodonta, 401, 403, 

 408, 409, 410, 412, 416, 417. 

 Margaritana, 403. 

 marmorata, Hirudo, 519. 

 marmoratis, Hjemopis, 51 1, 515, 519, 



•528,, 529, 530, 531- 

 Mars'n, C. D., 38, 98, 171. 



description and figures of 

 Diaptomus pallidus cited, 

 146. 

 description and figure of 

 Epischura lacustris cited, 

 263, 264. 

 description of Diaptomus 

 birgei and remarks upon, 

 172-173. 

 on description of Scopipliora 



vagans, 267. 

 on Diajitomus miimctoiika, 



136. 



on Diaptomus reighardi, 

 length of and localities for, 



171. 

 on distribution of Cyclops 

 ater,-5i. 



of Cyclops phalcratus,6o. 



of Diaptomus s i c i 1 i s, 

 124. 



of Limnocalanus ma 

 crurus, 244. 



and synonymy of Cy- 

 clops jirasinus, 57. 



and synonymy of Di- 

 aptomus ni i n utus, 

 158. 



