Index 



chitonicola, 436. 

 commensalis, 424. 

 confervoides, 411, 

 421, 425. 



412, 413, 415. 



f. 

 f. 

 f. 

 f. 

 f. 

 f. 

 f. 



acuminatus, 416. 



nanus, 415. 

 parvus, 413. 

 pygmaeus, 415. 

 subulatus, 411, 412. 

 typicus, 414, 416. 

 variabilis, 415,418,423; figure 

 showing, opp. 764. 

 corticulatus, 418, 419, 425. 

 cylindricus, 432, 437, 438. 

 f. acmaeophilus, 433. 

 f. codiophilus, 433, 438; figure 

 showing, opp. 774. 

 draparnaldiaeformis, 412. 

 Duchassaingianus, 428. 

 ellipticus, 436. 

 eramosus, 424, 425. 

 flagelliferus, 422, 423. 

 flocculiformis, 438. 

 fruetuosus, 419. 

 globifer, 437, 438. 

 gonodioides, 439, 440. 

 granuLitus 



f. corticulatus, 419. 

 granulosoides, 427, 431. 

 granulosus, 420, 426, 429, 431. 



f. corticulatus, 426. 

 hamatus, 430. 

 hemisphericus, 430, 434, 502, 508. 



f. minor, 434. 

 littoralis, 408. 



5 protensus, 401, 403. 

 luteolus, 425. 

 macroceras, 412. 

 Mesogloiae, 423. 

 Mitchellae, 428. 

 mueronatus, 419, 420. 

 oviger, 428, 429. 

 Padinac, 420. 

 paradoxus 



var. pacificus, 435. 

 Parksii, 427; figure showing, opp. 



770. 

 penicillatus, 416. 

 Saundersii, 434. 



siliculosus, 401, 410, 411, 412, 413. 

 parvus, 413. 

 f. subulatus, 411, 412. 

 f. typicus, 414. 

 f. varians, 408. 

 simulaiis, 422. 

 socialis, 437; figures showing, opp. 



774. 

 subulatus, 411. 

 Taoniae, 427; figure showing, opp. 



774. 

 terminalis, 415, 421. 

 tomentosoides, 417. 

 tomentosus, 417, 418. 

 viresceus, 416, 428, 437. 



[892] 



Egregia, 613, 647. 

 laevigata, 648. 



f. borealis, 649. 

 Menziesii, 432, 459, 464, 524, 647, 

 648, 649. 



Egregieae, 647. 

 Eisenia, 645, 646. 



arborea, 646. 



bicyclis, 646. 



Elachisteaceae, 454, 493, 502, 503, 



507. 



Elachistea, 502, 503, 505. 



fucicola, 503, 504, 505; figures 



showing, opp. 748. 

 lubrica, 504, 505. 

 pulvinata, 507. 

 scutulata, 503. 



Elachisteae, 502. 

 Encoeliaceae, 552. 

 Encoelium clathratum, 543. 



Cystoseirae, 583. 

 Endarachne, 530, 538, 585. 



Binghamiae, 536, 538; figures show- 

 ing, opp. 748, 838. 

 Eudesmarestia, 559. 

 JEudesme, 544, 545, 546, 548. 

 virescens, 545, 546, 547. 

 Zosterae, 546. 

 Eupylaiella, 401, 402. 

 Flagellates, 388. 

 Eucaceae, 663. 



Fucales, 387, 388, 390, 650, 663. 

 Fucus, 435, 504, 663, 664, 702. 

 Agarum, 615. 

 bifidus, 620. 

 bursigerus, 676. 

 ceranoides 



f. Harveyanus, 704. 

 clathratus, 543. 

 Clathrus, 614. 

 costatus, 609, 610. 

 cribrosus, 615. 

 edentatus, 678, 700. 

 f. acutus, 680. 

 f. costatus, 680, 695. 

 f. divaricatus, 681; plate show- 

 ing, opp. 880. 

 f. divergens, 679. 

 f. hesperius, 678; plate showing, 

 opp. 878. 

 ericoides, 708. 



evaneseens, 670, 681, 683, 684, 688, 

 689, 690, 698. 

 f. angustus, 680, 694, 695. 

 f. bursiger, 691, 695. 

 f. bursigera, 677. 

 f. contractus, 695. 

 f. cornuta, 684. 

 f. cornutus, 692. 

 f. costatus, 688. 



