INDEX 



1089 



Campsurus (imago), 918, (nymph), 921 



Camptocercus, 718; macrurus, 718, rectiros- 

 tris, 718 



Campylodiscus, 130; cribrosus, 130 



Candona, 823; acuminata, 826, candida, 827, 

 crogmani, 824, fabaeformis, 826, parallela, 

 825, recticauda, 826, reflexa, 824, sigmoides, 

 825, simps oni, 825 



Candoninae, 809, 823 



Canthocamptus, 780; hiemdis, 781, *Ja/w- 

 ewstt, 781, illinoisensis, 781, minutus, 782, 

 northumbricus, 782, staphylinoides , 781, 

 staphylinus, 781 



Canthyria, 1001 



Capillaria, 535; ransomia^ 535 



Carbon dioxide in water, 39; see Water 



Carchesium, 294; polypinum, 294 



Carinifex, 984; newberryi, 984 



Carteria, 144, 265; obtusa, 144 



Carterius, 313; latitenta, 314, tenosperma, 315, 

 tubisperma, 314 



Carunculina, ion 



Carychium, 977; exiguum, 977 



Caryophyllaeidae, 430 



Caryophyllaeus, 430 



Castrada hofmanni, 351 



Catatropis, 383; filamentis, 383 



Catenula, 334; lemnae, 334 



Catenulidae, 334, 361 



Cathypna, 595; /wa, 595 



Calostomus commersonl, 1040; nigricans, 1054 



Celithemis (imago), 926, 927, (nymph), 932 



Centrifuge, 84 



Centropagidae, 755 



Centroptilum (imago), 921, (nymph), 922 



Centropyxis, 222; aculeata, 222 



Centrorhynchidae, 549 



Centrorhynchus, 549; spinosus, 549 



Centrovarium, 401; lobotes, 401 



Cephalobus, 495; sub-elongatus, 495 



Cephalogonimus, 402; americanus, 402, 

 vesicaudus, 402 



Cephalosiphon, 617; limnias, 617 



Cephalothamnium, 247; caespitosum, 247 



Ceratium, 270; hirundinella, 270 



Ceralodrilus thysanosomus, 644 



Ceratoneis, 130, 134; arcus, 134 



Ceratophyllum, 178, 180, 182; demersum, 193 



Ceratopogoniae of Chironomidae, 945 



Cercaria, 371, 372, 411; as plankton organ- 

 ism, 372; agt7, 415, anchoroides, 422, 

 ascoidea (Gymnocephala), 415, biflexa, 420, 

 bilineata, 411, brevicaeca, 417, caryi, 416, 

 clausii, 414, crenata, 417, dendritica, 418, 

 diaphana, 418, diastropha, 414, douthitti, 

 422, fasciolae hepaticae, 415, flabelliformis 

 (tetracotyle form), 424, glandulosa, 418, 

 gorgonocephala, 373, 414, gracillima, 423, 

 hemilophura, 419, hyalocauda, 413, inhab- 

 ilis, 413, isocotylea, 417, konadensis, 412, 



leptacantha, 416, lucania (Glenocercaria), 

 413, macrocerca, 421, megalura, 416, micro- 

 pharynx, 418, minuta, 415, mirabilis, 422, 

 pellucida, 412, platyura, 419, polyadena, 418, 

 ptychocheilus , 424, racemosa, 419, reflexa, 



415, 421, rubra, 420, Agamodistomum stage 

 of, 420, lardigrada (Rhopalocerca), 421, 

 trigonura, 419, trisolenata, 420, triwlvis, 421, 

 tuberistoma, 423, urbanensis, 412, wrightii, 

 422; see Cercariae; Cercariaeum; Para- 

 sitic Flatworms; Trematoda 



Cercariae, amphistome, 413, cotylocercous, 

 419, cystocercous, 421, distome, 414, echi- 

 nostome, 420, furcocercous, 422, gasteros- 

 tomous, 412, gymnocephalous, 415, holo- 

 stome, 423, leptocercae, 415, megalurous, 



416, microcercous, 419, microcotylae, 416, 

 monostome, 412, ornatae, 419, polya- 

 denous, 416, prostomatous, 412, rhabdocoe- 

 lous, 412, rhopalocercous, 421, setiferous, 

 423, stylet, 416; see Cercaria; Cercariaeum; 

 Parasitic Flatworms; Trematoda 



Cercariaeum, 423; helicis, 423, vagans, 423; 

 see Cercaria; Cercariae; Parasitic Flat- 

 worms; Trematoda 



Cercobodo, 244 



Cercomonadidae, 244 



Cercomonas, 244; longicattdata, 244 



Cercorchis, 394 



Ceriodaphnia, 700; acanlhina, 701, cornuta, 

 700, consors, 702, lacustris, 701, laticaudata, 

 702, megalops, 701, pulchella, 702, quad- 

 rangula, 702, reticulala, 700, rigaudi, 700, 

 rotunda, 703, scitula, 702 



Cestoda, Fresh-Water, 15, 365, 369, 424-453; 

 acetabula, 425, bladder-worms (cysticerci), 

 427, bothria, 425, ciliated larva, 427, 

 cysticerci, 427, key, 429-451, life history, 

 427, onchosphere, 427, plerocercoid, 427, 

 proglottids, 424, references, 452, 453, 

 reproductive organs, 426, rostellum, 424, 

 scolex, 424, s, str., 430, strobila, 424, struc- 

 ture, 424; see Parasitic Flatworms; Para- 

 sitic Worms 



Cestodaria, 369, 429; see Cestoda 



Cestodes, monozootic, 429 



Chaenia, 272; teres, 272 



Chaetarthria, 939 



Chaetogaster, 638; diaphanus, 638, limnaei, 

 638 



Chaetomorpha, 165 



Chaetonotidae, 626 



Chaetonotus, 626; acanthodes, 627, acan- 

 thophorus, 629, brevispinosus, 627, enormis, 

 630, formosus, 627, /ars, 627, longispi- 

 nosus, 628, maximus, 621, 623, 626, octona- 

 rius, 628, similis, 626, spinifer, 629, 

 /osMs, 629 



Chaetopeltis, 171 



Chaetophora, 168; pisiformis, 168 



