656 



INDEX TO VOLUME I. 



lect, 484 ; how to prepare for ex- 

 amination and study, 486; to 

 clean, 489 ; recent gatherings of, 

 to clean, 492 ; guano containing, to 

 clean, 494 ; used for soluble glass, 



Desmidiae of New Hampshire, 



Desmidium Swartzii, 



Docidium nodulosum, 



Didymoprium Borreri, 



Durham deposit, .... 



Endochrome, ..... 

 Epithemia, 



" reproduction of 



" turgicla, Fig. 26. 



Encyonema, 



Eupodiscus argus, .... 

 Epsom deposit, .... 



Fungi, parasitic, of New Hampshire, 

 Fertilizer, sea mud used as a . 

 Fluviatile fossil deposits, mode of for- 

 mation of 



Fossil, definition of. 



Fragilaria, 



Frustule, .... 



Grammatophora, structure of 



449. 



serpentina, . 

 marina, Fig. 15, . 

 Gomphonema, structure of 



reproduction of 



constrictum, Fig. 13. 

 Guano, origin of ... 459, 

 " how to collect 

 " cleaning of . 



Page. 



462 

 504 

 505 

 55 

 55 

 503 



424 

 453 



453 



489 



53 



55 

 477 



463 

 465 



457 

 424 



437 

 449 

 488 

 488 

 438 

 45 i 

 453 



473 

 482 



494 



Heliopelta Metii, Fig. 17. 

 Himantidium pectinale, F. V., Fig. 31. 

 Himantidium pectinale, S. V., Fig. 30. 

 Himantidium, . . . 449, 453, 457 

 Hyalosira delicatula, . . . 488 



Infusorial earths, .... 460 



Laconia deposit, .... 503 



Littleton deposit, .... 503 



Lacustrine sedimentary deposits, . 460 



in New Hampshire, . . . 502 



how to collect, . . . .481 



mode of formation of . . . 463 



to clean, 495 



Lichmaphora flabellata, Fig. 24. 



449 



Marine fossil deposits, to clean . 495 



Markings of diatomaceae, . . 426 



" shape of . 427 



Melosira, structure of ... 430 



... 449.453-457 



Page. 



Melosira varians, gonidia or motile 



spores of ... 453 

 " varians, Fig. 16. 



Median line of diatomaceae, . 434 



Meridion, 449 



Maury's theories of atmospheric cur- 

 rents, 457 



Marine invertebrata, containing dia- 



tomacex, how to collect . . 483 

 Muds containing diatomaceae, how to 



collect 482 



Monterey stone, .... 479 



Mountain meal, .... 461 



Marine fossil deposits, formation of 472 



Manchester deposit, . . . 503 



Micrasterias denticulata, . . . 505 



" crenata, . . . 505 

 Meridion circulare, Fig. 32. 



Navicula lyra, Fig. 35. 



serians, Fig. 36. 

 quadrata, Fig. 37. 

 didyma, Fig. 11. 

 Barklayana, Fig. 25. 

 praetexta, Fig. 29. 



457 



structure of ... 435 



Oil globules of diatomaceae, . . 425 



Orthosira, 453 



Pediastrum Boryanum, . . . 505 



Perth deposit 503 



Pike's Pond deposit, . . . 503 

 Pinnularia nobilis, Fig. 3. 



" form of . . . . 425 



" lata, Fig. 27. 



" structure of . 433 



Pleurosigima angulata, Fig. 5, . 436 



Balticum, Fig. 8, . 436 



fasciola, Fig. 6, . . 436 



quadratum, Fig. 9, . 436 



structure of . -435 



457 



Palmogloea, Fig. 23. 



" macrococca, life history 



of 446 



Polishing powder 462 



Protophytes, ..... 445 



Pinnulae of Pinnularia, . . . 434 

 Polygastrica, . . . .421, 425 



Protista, 422 



Protoplasm, 423 



Rhabdonema, .... 449, 453 



" structure of . . 438 



" arcuatum, Fig. 4, . 488 



Rhabdonema, Adriaticurn, . . 488 



Rhizosolenia styliformis, . . . 488 



Schizonema, . 

 Sub-peat deposits, . 



449. 452, 453 

 . 464 



