138 
INDEX TO NORTH AMERICAN GEOLOGY, 
[BULL. 203. 
Paleontology— Continued. 
Genera and sp< <-i< x <1> tm'bed — Continued. • 
Spirifer crispus Hisinger 1826, Beeeher, 51. 
var. simplex Hall 1879, Beeeher, 51. 
crispus (Hisinger), Grabau, 306. 
var. corallinensis Grabau, Grabau, 306. 
davisi Nettleroth, Kindle, 442. 
divaricatus Hall, Kindle, 442. 
duodenarius (Hall), Kindle, 442. 
eriensis Grabau, Grabau, 306. 
fornacula Hall, Kindle, 442. 
granulosus (Con.), Kindle, 442. 
gregarius Clapp, Kindle, 442. 
var. greeni n. var., Kindle, 442, 
grieri Hall, Kindle, 442. 
iowensis Owen. Kindle, 442. 
lateralis, var. delicatus, n. var. (Rowley), 
Greene. 320. 
maceonathei Nettleroth. Kindle, 442. 
macrus Hall, Kindle, 442. 
manni Hall, Kindle, 442. 
marionensis Shumard, Weller, 804. 
niagarensis Conrad, Grabau, 306. 
peculiaris Shum. ? Weller, 804. 
pennatus I At water), Kindle. 442. 
radiatus Sowerby 1825, Beeeher, 51. 
radiatus Sowerby, Grabau, 306. 
segmentum Hall, Kindle. 442. 
varicosua Hall, Kindle. 452. 
varicosa var. hobbsi 'Nettleroth), Kindle, 
442. 
(Delthyris) sulcatus Hall, Grabau, 306. 
Spiriferina horizontalis n. sp. (Rowley), 
Greene, 320. 
solidrostris (White), Weller, 804. 
Spirorbis? dubius n. sp. ( Rowley, 658. 
Spyroceras anellus Conrad sp., Ruedemann, 
660. 
Spiroplecta clarki Bagg, Bagg, 35. 
Stegosaurus marsiii n. sp., Lucas, 502, 
Stellipora Antheloidea Hall. Sardeson, 671. 
Steneofiber complexus n. sp., Douglass, 234a. 
hesperus n. sp., Douglass, 234a. 
Stenosteus glaber n. gen. et. sp., Dean. 227. 
Stephanoerinus Conrad, Grabau, 306. 
angulatus Conrad, Grabau, 306. 
Stictoporella cribosa Ulr., Sardeson, 672. 
Stoniatopora inflata, Hall, Ruedemann, 660. 
Strabops thatcheri n. gen. et sp., Beeeher, 53. 
Straporollus cyclostomus (Hall), Kindle, 442. 
obtusus (Hall), Weller, 804. 
sp., Kindle, 442. 
sp. undet., Weller, 804. 
Strepsidura subscalarina Heilprin, Clark and 
Martin, 141. 
Streptelasma corniculum Hall, Ruedemann, 
660. 
Streptorhynchus subsulcatum n. sp., Sarde- 
son, 677. 
Striatopora Hall, Grabau, 306. 
flexuosa Hall, Grabau, 306. 
Stromatopora Goldfuss, Grabau, 306. 
concentrica Goldfuss Hall, Grabau, 306. 
Stropheodonta Hall, Grabau, 306. 
concava Hall, Kindle, 442. 
eorrugata Conrad, Grabau, 306. 
demissa (Conrad), Kindle, 442. 
Paleontology— Continued. 
Genera and species described— Continued. 
Stropheodonta hemispherica Hall, Kindle, 
442. 
inequistriata (Conrad), Kindle, 422. 
perplana (Conrad), Kindle. 442. 
plieata Hall, Kindle, 442. 
profunda Hall, Grabau, 306. 
sp., Kindle, 442. 
Stropholasia truncztz (Hall), Wood, 855. 
Strophomena halli n. sp., Sardeson, 677. 
inquassa n. sp., Sardeson, 677. 
Strophonella Hall, Grabau, 306. 
(?) patenta Hall, Grabau, 306. 
striata Hall 1843, Beeeher, 51. 
striata Hall, Grabau, 306. 
Strophostylus amplusn. sp.( Rowley), Greene, 
320. 
bivolve (W. & W.), Weller, 804. 
variana Hall, Kindle, 442. 
Styliola fissurella Hall, Kindle, 442. 
Synechodus clarkii n. sp., Case, 251. 
Syringotheris halli Win., Weller, 804. 
Teeniopteris coriacea Golp., Sellards, 688. 
coriacea var. linearis n. var., Sellards, 
688. 
newberryana F. and I. C. W.. Sellards, 688. 
Technophoruseancellatusn. sp., Ruedemann, 
659. 
Tellina (Angelus) virginiana Clark, Clark 
and Martin, 141. 
(Peronidia) papyria (?) Conrad, Clark 
and Martin, 141. 
(Peronidia?) williamsi Clark, Clark and 
Martin, 141. 
Tellinomya candensn. sp., Sardeson, 677. 
(or Nucula) lepida n. sp., Sardeson, 677. 
Temnochilus? sp., Greene, 320. 
coxanum M. & W. sp. Rowley, Greene, 
320. 
Tentaculites dexithea Hall. Kindle, 442. 
sealariformis Hall, Kindle, 442. 
Terebratula harlani Morton, Clark and Mar- 
tin, 142. 
jueunda Hall, Kindle, 442. 
obsoleta Dall, Beeeher, 51. 
Teredo virginiana Clark, Clark and Martin, 
141. 
Textularia gramen d'Orbigny, Bagg, 35. 
sagittula Defrance, Bagg, 35. 
subangulata d'Orbigny, Bagg, 35. 
Thecachampsa sp., Case, 120. 
eontusor Cope, Case, 120. 
marylandiea Clark, Case, 120. 
sericodon(?) Cope, Case, 120. 
Thoracoceras wilsoni n. sp., Clarke, 145. 
Thysanoerinus Hall, Grabau, 306. 
liliiformis Hall, Grabau, 306. 
Tornatellaea bella Conrad, Clark and Martin, 
141. 
Tornoceras Hyatt, Beeeher, 51. 
Toxochelys latiremis Cope, Williston, 837. 
Trematopora Hall, Grabau, 306. 
(?) striata Hall, Grabau, 306. 
tuberculosa Hall, Grabau. 306 
Trematospira Hall, Grabau, 306. 
camura. Hall, Grabau, 306. 
