CONTENTS. 
Page 
RILTOCUOLION Eau Nic Siena mek ess iad laeeeet eel are 5 
Observations on living specimens........... 7 
REGS COMORG: fain 3)sia's:ichabaldae cette eee 
Color in living specimens............... 10 
Commonsal Algr. (30 6h) 8. eee tas 10 
Developmental stages.................. 11 
RVBTIQHION © 50/2 3.25 SNe Wiel s Sateele lane c eas 11 
Distribution of Foraminifera of Tortugas 
ROUTE tata is Sola akc ls Rae es Seed 12 
Relation of Tortugas fauna to those of other 
PRORIONIN aioe esas cee inle sos ce oes 14 
Stations and data..... 2.3... 0:600000c008 14 
PRBUMONDIBIGES cake oie Anica e sate ertiertte cts asia 18 
Iridia Heron-Allen and Earland......... 18 
diaphana Heron-Allen and Farland. 18 
Haliphysema Bowerbank............... 18 
advena, new species........ 18 
PAE NIOUMEMS Pay A} eee ieee ite te elena valores eas 20 
Ammobaculites Cushman............... 20 
reophaciformis Cushman. 20 
Trochammina Parker and Jones......... 20 
advena, new species....... 20 
Carterina Ho B. Brady <2 i. foe. oc ccs aie 21 
spiculotesta (Carter).......... 21 
BRR ATIICEE sch terice te Git mest ciclo ers aise ered NE 22 
Dextulania)/Defrance. -. 0.23/22. cto 22 
agglutinans d’Orbigny........ 22 
candeiana d’Orbigny......... 23 
TURORA HeUsST eee ns 23 
mayori, new species.......... 23 
floridana, new species......... 24 
conica d’Orbigny............. 24 
Bigenerina a Orbieny fs... isc 6 ies ces 25 
nodosaria d’Orbigny......... 25 
Bovina OrDICNy 2 2-0e vse etse 2c cislsiners 25 
pulchella (d’Orbigny).......... 25 
compacta (Sidebottom)......... 26 
limbata H. B. Brady var. cos- 
tulata, n. var........... Reerareva 26 
mayori, new species............ 27 
striatula, new species........... 27 
rhomboidalis (Millet).......... 28 
Verneuilina d’Orbigny.................. 28 
spinulosa Reuss............. 28 
Valvulina d’Orbigny................00 29 
oviedoiana d’Orbigny......... 29 
Clavulina d’Orbigny...............0005 29 
tricarinata d’Orbigny......... 29 
Baton ove ats ate crecin hlas ohteatee 30 
nodosaria d’Orbigny.......... 30 
Buliminoides Cushman................. 31 
williamsoniana (H.B.Brady) 31 
Mp oie Ub Olt nr 31 
punctata d’Orbigny.......... 31 
MSR GPOMICED Fie eats a eis yees As ie cc se bisidisleia-0 2 32 
Nodosaria Lamarek. . 055260662 c ee eee 32 
(Glandulina) rotundata (Reuss) 32 
ety tec OOOOH Ce een 32 
Cristellaria Lamarck..................- 32 
Page 
Lagenide—Continued. 
Polymorphina d’Orbigny............... 33 
regina H. B. Brady, Parker 
and JonGas an eeeioecaene 33 
pulchella (d’Orbigny)..... 33 
gibba d’Orbigny.......... 34 
lactea (Walker and Jacob) 
LS aganiceocricicnybcss ca 34 
BEES Sls eee adndanreeatate 34 
Uvigerina d’Orbigny................222). 34 
angulosa Williamson ......... 34 
Siphogenerina Schlumberger ............ 35 
advena, new species....... 35 
raphanus (Parker and Jones) 35 
Globigermidm 2.1.3.2 oer ee 35 
Globigerina d’Orbigny.................. 35 
bulloides d’Orbigny......... 35 
equilateralis H. B. Brady var. 36 
dutertrei d’Orbigny......... 36 
tubra d’Orbigny............ 36 
Rotaliidin: Noe sss etree es «aie rete 37 
Spirillina Ehrenberg.................... 37 
vivipara Ehrenberg............ 37 
vivipara Ehrenberg var......... 37 
Discorbisbamarck. 25 ssa nis sole ees 38 
orbicularis (Terquem)......... 38 
mira, new species............. 39 
floridana, new species.......... 39 
advena, new species........... 40 
auberii (d’Orbigny)........... 40 
subaraucana, new species...... 41 
Cymbalopora Hagenow................. 41 
squammosa (d’Orbigny).... 41 
Tretomphalus Moebius................. 42 
bulloides (d’Orbigny) ..... 42 
Planorbulina d’Orbigny................. 45 
acervalis H. B. Brady...... 45 
mediterranensis d’Orbigny.. 45 
Truncatulina d’Orbigny.......:........ 46 
rosea d’Orbigny........... 46 
candeiana (d’Orbigny)..... 47 
antillarum (d’Orbigny)..... 48 
cora (d’Orbigny).......... 48 
advena (d’Orbigny)........ 49 
siphonina Reuss........... 49 
' pulchra Cushman. 49 
Anomalina d’Orbigny.................. 50 
edwardsiana (d’Orbigny)..... 50 
ammonoides (Reuss)?........ 50 
Pulvinulina Parker and Jones........... 50 
menardii (d’Orbigny)........ 50 
incerata, new species........ 51 
repanda (Fichtel and Moll)... 51 
semipunctata, new species.... 51 
Rotalia Dsmarclke: 7 i-05- cr toe 52 
beccarii (Linnzeus) ............. 52 
Homotrema Hickson................... 53 
rubrum (Lamarck)......... 53 
Asterigerina d’Orbigny................. 54 
carinata d’Orbigny.......... 54 
