688 
Proceedings of Royal Society of Edinburgh. 
PAGE 
Coscinodiscus — 
nitidus, Greg., var. Cl. and 
Moll., 479 
nobilis, Grun ., 462, 545, 602, 624 
nodulifer, Janisch, 477, 520, 
612, 677 
nodulifer, Sch. , . . 462, 520 
nodulifer, var. apiculata, nov., 520 
notabilis, sp. n., . 588, 589, 623 
Normani, Greg., . 491, 495, 
500, 616 
mormanianus, Grey., . .576 
normanicus, Van Heurck, . 500 
nottinghamensis, Grun., 456, 612 
oaraaruensis, Grove and Sturt, 
564, 620 
obliquus, Rattray, . 575, 607, 618 
oblongus, Grev. , 537, 538, 610, 674 
oblongus forma typica, Tru. 
and Witt, . . . .537 
obnubilus, Rattray, . 507, .625 
obovatus, Cstr., . . 538, 610 
obovatus, var. circularis, nov., 538 
obscurus, Sch., . 513, 557, 620 
obscurus, var. minor nov., . 514 
obscurus, var.? Sch., . .514 
ob versus, sp. n., . . 554, 614 
obversus, var. tenuior, nov., 554 
oceanicus, Kiitz., . . .470 
oculus-iridis, Ehrb., 455, 488, 
550, 552, 555, 556, 559, 
563, 564, 614 
oculus-iridis , Sch., . . 510 
oculus-iridis, var. borealis, 
Cleve, 559 
oculus-iridis, var. genuiua, 
Grun., 560 
oculus-iridis, var. loculifera, 
nov., 562 
oculus-iridis, var. morsiana, 
Grun., 561 
oculus-iridis, var.? pacifica, 
Grun., .... 560, 563 
oculus-iridis, var. stelliger, 
Sch., 561 
oculus-iridis, var. subspinosa, 
Grun., . . . . . 561 
oculus-iridis, var. tenuistriata, 
Grun. , 561 
odontodiscus, Grun., 485, 498, 616 
odontodiscus, var. parva-tenui- 
striata, Cl. and Moll., . 485 
odontodiscus, var. subsubtilis, 
nov., . . . . . 486 
odontophorus, Grun., . 495, 
498, 617 
omphalanthus, Ehrb., . 549, 550 
omphalanthus, Grun., . . 560 
ovalis, Rattray, . 460, 602, 610 
ovalis, Roper, . . . .602 
Coscinodiscus — 
pacificus, Cstr., . . .455 
pacificus, Rattray, . . 563, 614 
paleacens, Rattray, . 597, 610 
papuanus, Cstr., . . . 534 
parma, Bail., . . . 601 
partitus, Grove and Sturt MS. , 
505, 617 
patelkeformis, Grev., 537, 569, 613 
patera, Cstr., . . . 592, 625 
patina, Bail., . . . 453, 527 
patina, Ehrb., . 483, 527, 612 
pauper, Tru. and Witt, 584, 622 
Payeri, Grun., . . 483, 624 
Payeri, var. subrepleta, Grun., 483 
pectinatus, Rattray, . 519, 613 
pellucidus, Grun., 484, 580, 625 
perforatus, Ehrb., 571, 572, 
593, 605, 620 
perforatus, Cl. and Moll., . 571 
perforatus, var. cellulosa, 
Grun., . . 544, 565, 572 
perforatus, var. delicatula, 
uov., 572 
perikompsos, sp. n., . 576, 619 
perikompsos, var. curta, nov., 576 
perminutus, sp. n., . 567, 621 
peruanus, Grun., . . 474, 627 
planiusculus, sp. n., . 490, 624 
plicatulus, Grun., . 581, 582, 615 
plicatus, Grun., . . 530, 625 
polurrhaptos, sp. n., . 596, 609 
poly acanthus, Grun., . .499 
polyacanthus, Grun., 492, 49-8, 616 
poly acanthus, var. ? baltica, 
Grun., 499 
polyacanthus, var. davisiana, 
Grun., 499 
polyacanthus, var. inter- 
media, Grun., . . .499 
polycora, Ehrb., . . . 600 
polygonus, Cstr., . . 584, 619 
polyradiatus, Cstr., . .476 
? polystigma, Ehrb. , . . 600 
praetextus, Janisch, . . 462 
preetor, Grove MS., . 546, 610 
profundus, Ehrb., . 508, 594, 614 
proteus, Rattray, . . 457, 617 
pseudo-lineatus, Pant., . 475, 627 
pulchellus, Grev., . 459, 469, 626 
pulchellus, Grun., . . . 469 
• pulchellus, var. 
hirtulus, 
. 454, 469 
moravica. 
Grun., 
pulchellus, 
Grun., . . . 
pulchellus, var. Trinitatis 
Grun., 
pulcherrimus, sp. n., 
pumilo, Ehrb., 
pumilus, Grun. , 
459 
. 469 
582, 611 
607 
608 
