588 



INDEX. 



sicilis — Continued. 



var. imperfectus, Diaptomus, 124, 

 158, 167, 169. 

 siciloides, Diaptomus, 98, 100, 114, 



121, 124, 137, 146, 154, 157, 165, 



166, 181, 182, 183, 265. 

 signatus, Cyclops, 29. 



var. tenuicornis, Cyclops, 47. 

 signicauda, Diaptomus, 98, 114, 120, 



157, 159, 160, 164, 183. 

 signicaudatus, Diaptomus, 164. 

 similis, Diaptomus, 132, 182. 



Vorticella, 338. 

 Simpson, C. T., 418. 

 sinensis, Limnocalanus, 99,229, 235 



236, 237, 238, 245. 

 singularis, Diplocardia, 442. 

 Slipper animalcule, 332. 

 Smith, Frank, 1, 98, 228, 229, 303, 



348, 479- 

 List of the Protozoa and Mol- 



lusca observed in Lake St. 



Clair in the Summer of 1893, 



cited, 313. 

 Notes on Species of North 



American O 1 i g o c haeta. 



II., cited, 447, 462, 468, 470, 



471. 

 Notes on Species of North 

 American Oligochaeta. III. 

 List of Species found in Illi- 

 nois, and Descriptions of Illi- 

 nois Tubificidae, 441-458. 

 Notes on Species of North 

 American Oligochaeta. IY. 

 On a New Lumbriculid Ge- 

 nus from Florida, with addi- 

 tional Notes on the Nephrid- 

 ial and Circulatory Systems 

 of Mesoporodrilus asym- 

 metricus Smith, 450-478. 

 on occurrence of Rhizopoda in 

 surface collections, 313. 

 Snails as food of Glossiphonia 

 complanata, 493. 



Snapping turtles, Opercularia 



i r r i t abi 1 is found on backs of, 

 340. 

 snowi, Diaspis, 398. 

 sociale, Gonium, 437. 

 sol, Actinophrys, 313, 322. 

 Solenococcus proposed as new 



name for Solenophora, 392. 

 Solenophora ( ?) dryandrae w i th - 

 drawn by Fuller, 392. 



Solenococcus proposed as new 

 name for, 392. 

 solidus, Metopidia, 377. 

 solstitialis, Trochosphaera, 362. 

 Sparganophilus eiseni, 442. 

 Sphaerococcini, 389. 

 Sphaerococcus, 489. 

 spiralis, Lumbriculus, 450. 

 Spirogyra, 354. 



as food of Mastigocerca, 371. 

 spirogyra, Euglena, 313, 324. 

 Spirosperma, 453, 456. 

 Spirostomum, 333. 



teres, 333. 

 Spirotricha, 308, 316, 333. 

 Spondylomorum, 419. 

 Sporochytriaceae, one of the, as 

 parasite of Platydorina caudata, 



434- 

 Sporozoa, 305, 306, 315. 

 stagnalis, Diaptomus, 97,101,113, 

 115, 129, 136, 138, 142, 164, 183. 



Glossiphonia, 496, 497. 



Hirudo, 497. 

 Stentor, 308, 333. 



barretti, 313, 334. 



cceruleus, 313, 334. 

 culture of, 348. 



igneus < ? ) 334- 



polymorphus, 3 1 3, 334. 



roeselii, 334. 



sp., 334- 

 Stentorida?, 333. 

 Stephanoceros eichhornii, type of 



trophi of, 345. 



