Figs. 
Fig. 
Figs. 
Figs. 
Figs. 
Figs. 
Figs. 
Figs. 
Fig. 
land 2 
4 and 
on 
6 to 
oo 
9 to 11 
10 
11 
12 to 15 
12 
13 and 14 
15 
16 and 17 
18 and 19 
20 
Figs. 21 and 22 
Fig. 
* We believe this specimen is composed of parts of two individuals. 
PLATE LXXXtI. 
SUBUMIMES spy undeta(aeLONGAMUS | Contad)s.-ca seen seenencee coceenee aeeeiee tenes 
Lateral view of a cast of the interior and top of same, showing the peculiar ter- 
mination of interior casts of species of Subulites. Trenton group, Ottawa, Canada. 
SUB UIE ERE a@ AINA EEN STG Ol] Claspererspete craic ieecterateretetete etekstcle/elctareichslalctate # feistvetelslaieietsveyeleieie/el siete 
Figure of a cast of the interior, restored at both extremities from other specimens. 
Black River group, Ottawa, Canada. 
SHOAGHONTIHS COMBA OJ, GG! Sooconsoc oso aces adda tooomn conc usddunodecoc buen onodeser 
Cast of the interior; from the Stones River group, Cannon Falls, Minnesota. The 
relative narrowness of the shell, especially of the basal part, is the most im- 
portant of the distinctive features of this species. 
Basal outline of lips. 
SUBMEEEE SEO LXONENSIse Opa Oa Soeereee eet titer trill iietlstaeliclorieiere -rolaharereraie = 
Lateral view of a partial cast of the interior, showing the anterior outline of the 
outer lip. 
Another view of same showing the form of the aperture, which is relatively wider 
below than in the other species, and the comparatively abrupt basal taper of 
the volutions. Stones River group, Dixon, Illinois. 
Outline of lower and outer lips as seen from below. 
SUBULELESPBE TORRENS Isa Obra ll Ua Seyret r ta tlsteks citi tees aie netceielevelersreieteistel ster e= 
Entire cast of the interior.* The mouth is very similar to that of S. canadensis (see 
fig. 3), but the shell as a whole is more slender, while the sides of the whorls are 
practically flat instead of gently convex. 
Lower part of same specimen in another view, for comparison with fig. 6. Stones 
River group, Beloit, Wisconsin. 
Outline of lower and outer lips as seen from below. 
SUBUMANDES SEER GRA Ci TS gi Weal Qe Seer) cerrieeiieraaieetsiere ee oerererelalnis «laters car clocis- aces 
Apertural view of a fragment, with the lower extremity and the spire restored in 
outline. 
Two views of another fragment, the first showing the peculiar band along the 
suture, the second the aperture. 
Three lines, the lower representing the basal outline of fig. 12, the middle one the 
basal outline of fig. 14, the upper one part of the greatest circumference of the 
body whorl. Trenton group, Fusispira bed, Wykoff, Minnesota. 
SUBURUEESBPAR VU Se OEIC Hy vcs ctarstartieve ciate oc sian raiser sGittecinn a cate aebrawee can tetees 
Opposite views of a cast of the interior. Stones River group, High Bridge, Ken- 
tucky. 
SUBMUUEREESANCANIU Sm WEI Cian seevcrretaerave ceetai tie laa Natanieie tye io ue coi ce mike ayes aoe ee Re 
Opposite views of the larger of two specimens of this small species. Stones River 
group (‘‘Glade limestone”), Lebanon, Tennessee. 
SUBUERE SHS Pema de bape tcc orate eels ae ene ela eNotes a dine See ees 
Fragmentary example of a curved species; from the Fusispira bed at Wykoff, 
Minnesota. 
CYR TOSPIR AEB I CUR vps co UilnI Chen atyery- epee aclshisias ead sancti es coe else ce 
Opposite views of the unique specimen upon which the species is founded. Stones 
River group, High Bridge, Kentucky. 
OVRTOSRR AR WareKORMENSIS {Uma m dk Sian Masri cena ciiseaies sais ce Motos ae oceans eeeeS: 
Apertural view of the type specimen, the apex restored in the figure. Fusispira 
bed, Wykoff, Minnesota. 
the species and therefore may justiy stand as the type. 
1071 
1071 
1071 
1072 
1072 
1072 
1072 
1074 
However that may be, it gives a correct idea of 
