S7° 



INDEX. 



Herrick, C. L. — Continued. 



on Cyclops serrulatus var. 



elegans, 54. 

 on Diaptomus caroli, 182. 

 on Diaptomus minnetonka, 



136. 

 on Diaptomus siciloides, re- 

 semblances, 182. 

 on distribution of Cyclops 



ater, 51. 

 on distribution of Cyclops 



prasinus, 57. 

 on habitat of Osphranticum, 



226, 234. 

 on identity of Scopiphora 



vagans and Epischura la- 



custris, and on description 



of the former, 263. 

 on inner rami of fifth pair of 



feet of male Diaptomus 



sicilis, 124. 

 on occurrence of Temora 



affinis (="Temorella af- 



finis "), 225. 

 on segmentation of antennae 



of Osphranticum labro- 



nectum, 234. 

 Papers on the Crustacea of 



the Fresh Waters of Min- 



nesota, cited, 37, 135, 



233- 

 and Turner, C. H., Synopsis 



of the Entomostraca of 



Minnesota, 37, 38, 54, 124; 



132, 136, 138, 149, 151, 154, 



158, 181, 254, 266. 

 herrickii, Asplanchna, 351, 354, 364. 

 hesperidum alienum, Lecanium, 



393- 

 Heterarthrandia, 102. 



Heterochaetina, 104. 



Heterocope, 99, 225, 267. 



heterodon, Unio, 401, 403, 409. 



Heteromonadidas, 322. 



Heterotricha, 308, 316, 333. 



Hexagenia larvae, Tokophrya 

 quadripartita recorded from, 342. 

 higginsii, Lampsilis, 401, 403, 409. 



Unio, 403. 

 hirtus, Conchoplitliirus, 407. 



Coleps, 312, 331. 

 hirundinella, Ceratium, 330. 

 Hirudinidae, 508. 



Hirudinea of Illinois, The, 479-547. 

 bibliography in Moore's ar- 

 ticle on, 543. 

 explanation of plates in 

 Moore's article on, 545-547. 

 Hirudinidae, 532. 

 Hirudo, 511, 512, 517. 

 bioculata, 497. 

 complanata, 493. 

 decora, 508. 

 lateralis, 528. 

 marmorata, 510. 

 parasitica, 480. 

 stagnalis, 497. 

 hispida, Trachelomonas, 326. 

 Hoek, P. P. C, co m pa rison of 

 figures of Cyclops leeuwen- 

 hoekii published by, with 

 C. edax, 35. 

 on basal segment of rudi- 

 mentary foot of Cyclops 

 viridis, 40. 

 Holophryinae, 330. 

 Holotricha, 307. 

 Hoist, N. O., 157. 

 Homocyclops, 29, 49, 64. 

 hornemanni, Distyla, 375. 

 Horse-leech, 527, 529. See Haemo- 



pis marmoratis. 

 Hudson, C. T., Diagram of typi- 

 cal trophi of rotifers and 

 a summary of distinguish- 

 ing features of their types, 



344. 345- 

 on Affinities and Classifica- 

 tion of the Rotifera, cited, 



355- 



