Marsh — North American Species of Diaptomns. 515 



INDEX. 



Affinities of species. 3S4. 



Alhuquerquensis group, 398, 401. 



Altitude, as affecting distribution, 400. 



Alturas lake, 442. 



Beaver island, 413. 



Bibliography, 485. 



Birch lake, 428. 



Boulder lake, 460. 



Cedar lake, 400, 440. 



Chain o' Lakes, 428. 



Climate, effect of on species develop- 

 ment, 386. 



Collections, distribution of, 382. 



Cr^ve Coeur lake, 440. 



Dead lake, 433, 462. 



Duaptomus, diagnosis of genus, 401. 

 -^. alhuquerquensis, 398, 399, 401, 469, 

 471, 473. 

 D. annatus, 481. 

 •>»Z). Ashlaiidi, 394, 395, 400, 429. 



D. nsymmetrlcus, 398, 399, 474. 



D. Bakeii. 391. 392, 393, 400, 420. 

 •^D. Biryei, 386, 304, 395, 400, 435. 

 ■^D. clavipes, 396, .397. 400, 451. 



D. coHipedatus, 396, 397, 401, 449. 



D. dorsalis, 398, 399, 467, 473. 

 ^Z>. Eiseni, 399, 481. 

 — D. franciscainis, .391, 392, 393, 400, 418. 



D. fiiganteua, 446. 



D. Judayi, 397, 398, 464. 



D. Lehmeri, 471. 

 •^D. leptopus, 396, 397. 400, 443. 

 -rD. leptopus var. piscinae, 396, 445. 

 —It. LiritotU, 396. 397, 400, 454. 



D. longicornis var. leptopus, 443. 



LU ininnetonla, 478. 

 "D. minutus. 394. 395, 400. 426. 

 --Z). missis^ippiensis, 391, 392, 400, 414, 

 474. 



D. nchmskcnsis, 451. 

 "*!). novamcxicanus, 483. 



D. midus, 397, 398, 460. 

 ^D. oregonensis. .391. 392. 393, 400, 409. 

 -D. paUidus, 391, 392, 393, 400, 416. 



D pallid us var. sicllis, 424. 

 ~-D. piscinae, 445. 



D. purpurcus, 39S, 399, 476. 



D. pygmaeus, 409, 411. 

 -O. Reighardi, 386, 391, 392, 400, 412. 



D. saltillinus, 398, 399, 401, 469, 473. 

 ■^. sanguineus. 399, 478. 

 •iD. Shoshone^ 394, 431. 

 ^D sicilis. 394. 395, 400, 424. 

 -D. siciloides, 386, 394, 395, 400, 43S. 

 «^D. signicauda, 397, 398, 458, 465. 



n. spatulocrenatus, 396, 397, 456. 



■D. stagnalis, 396, 397, 400, 446. 



D. tenuicaudatus, 394, 395, 400, 422. 

 -O. Tryooml, 466. 

 ~D. Tyrelli, 441. 



D. VTardi, 394, 433. 



D. loashingtonensis, 397, 398, 462. 



Distribution of the Diaptomi, control- 

 ling factors. 400. 



Distribution of species, 386. 



Drepanopus, 384. 



Elkhart la,ke, 428. 



Geneva lake, 428. 



Geographical distribution, 386. 



Glacial period, effect of on disitributlon, 

 385. 



Glen lake, 423. 



Green lake, 395, 426, 428. 



Habitat, relation of to structure, 388. 



Heart lake. 418. 



ITosketts lake, 460. 



Intermediate lake. 413. 



Climate, effect of on species develop* 

 ment, 386. 388. 



Key to species, 403. 



I.a.giinita, Lake. 422. 



Latitude, species distributed according 

 to. 388. 



Leptopus group, 396. 



Limnetic and shallow water forms, dif- 

 ferences between, 388. 



Littoral and limnetic forms, differences 

 between, 388. 



Maple lake, 428. 



Micbigamme, Lake, 426. 



Michigan, Lake, 462. 



Minnequa, Lake, 418. 



