108 
BIBLIOGRAPHY AND INDEX OF N. A. GEOLOGY, [bull. 146. 
Paleontology — Continued. 
Genera and species described — Continued. 
Anchura kiowana, Stanton, 459. 
An cilia 
(Oliverato) n. sub-gen., Cooper, 91. 
californica n. sp., Cooper, 91. 
Andromeda parlatori Heer, Lesquereux, 293. 
Anisonchus mandibularis Cope, Osborn and 
Earle, 362. 
Anodonta nuttalliana, var. lignitica n. var., 
Cooper, 91. 
Anoloticbia Ulricb, Ulrich; 485. 
impolita, Ulricb, 485. 
Anomalina animonoides Reuss sp., Woodward 
and Thomas, 567. 
Anomalospongia reticulatus n. gen. et. sp., 
Ulricb, 484. 
Anomoclonella n. gen., Rauff, 386. 
zitteli n. sp., Rauff, 386. 
Anompbalus rotulus Meek and Worthen, 
Keyes, 258. 
Antbocyrtis, Matthew, G. F., 318. 
Antbolithus gaudium-rosae n. sp., Ward, 
517. 
Anthracoblattina 
americana n. sp., Scudder, 427. 
virginiensis, Scudder, 427. 
Aparchites secunda n. sp., Matthew, 319. 
Apateolepis, Claypole, 83. 
Aphropbora sp., Scudder, 424. 
Apuc cancriformis, Beecber, 40. 
Archsoocidaris 
aculeata Shumard, Keyes, 257, 260. 
agassizi Hall, Keyes, 257, 260. 
biangulata Shumard, Keyes, 257, 260. 
cratis White, Keyes, 260. 
dininnii White, Keyes, 260. 
drydenensis (Yanuxem), Keyes, 260. 
ballianus (Geinitz), Keyes, 260. 
illinoisensis Worthen and Miller, Keyes, 
260. 
keokuk Hall, Keyes, 260. 
longispinus Newberry, Keyes, 260. 
megastylus Shumard, Keyes, 257, 260. 
mucronata Meek and Worthen, Keyes, 
260. 
norwoodi Hall, Keyes, 260. 
ornatus Newberry, Keyes, 260. 
sbumardiana Hall, Keyes, 260. 
spinoclavatus Worthen and Miller, Keyes, 
260. 
trudifer White, Keyes, 260. 
wortheni Hall, Keyes, 257, 260. 
Archeocyathus profundus, James, 235. 
Archicorys, Matthew, G. F., 318. 
Archimides 
owenanus Hall, Keyes, 258. 
wortheni Hall, Keyes, 258. 
Archiulus 
euphoberioides n. sp., Scudder, 426. 
lyelli n. sp., Scudder, 426. 
xylobioides Scudder, Scudder, 426. 
Arethusina konincki, Beecber, 40. 
Arges consanguineus, Beecber, 40. 
Arpedium stillicidii, Scudder, 425. 
Artemia gracilis, Beecber, 40. 
Paleontology— Continued. 
Genera and species described— Continned. 
Arthroclema Billings, Ulrich, 485. 
armatum Ulrich, Ulrich, 485. 
corimtum Ulrich, Ulrich, 485. 
striatum n. sp., Ulricb, 485. 
sp. undet., Ulrich, 485. 
Arthropora Ulricb, Ulrich, 485. 
bifurcata n. sp., Ulricb, 485. 
reversa n. sp., Ulrich, 485. 
simplex Ulrich, Ulrich, 485. 
Arthrostylus Ulricb, Ulrich, 485. 
conjunctus Ulrich, Ulricb, 485. 
obliquus Ulrich, Ulrich, 485. 
Asinima triloba, Dawson, G. M., 113. 
Aspidium virginicum Font., Ward, 517. 
Aspidopora Ulricb, Ulricb, 485. 
elegantnla n. sp., Ulrich, 485. 
parasitica Ulrich, Ulrich, 485. 
Astacus fluviatilis, Beecher, 40. 
Astarte 
semidentata n. sp., Cooper, 91. 
smithvillensis n. sp., Harris, 185. 
Astartella vera Hall, Keyes, 258. 
Astrocladia 
? elegans, Matthew, 319. 
? elongata, Matthew, 319. 
? virguloides, Matthew, 319. 
Astylospongia piaemassa, Walker, 514. 
Astyris bastropensis n. sp., Harris, 185. 
Atactoporella Ulricb, Ulrich, 485. 
crassa n. sp., Ulrich, 485. 
insueta n. sp., Ulrich, 485. 
remosa n. sp., Ulrich, 485. 
typicalis var. praecipta, n. var., Ulrich, 
485. 
Athyris 
argentea (Shepard), Keyes, 258. 
bannibalensis (Swallow), Keyes, 258. 
incrassatus Hall, Keyes, 258. 
vitatta Hall, Keyes, 258. 
Atrypa 
occidentalis Hall, Keyes, 258. 
reticularis (Linnaeus-), Keyes, 258. 
Aulocopella winnipegensis n. sp., Rauff, 386. 
Aulocopina granti, Walker, 514. 
Aulopora, Girty, 166. 
gracilis n. sp., Keyes, 257. 
? trentonensis n. sp., Winchell and 
Scbuchert, 561. 
Auricula neumayri n. sp., White, 535. 
Avalonia acadica n. sp., Matthew, 319. 
Avicula 
belviderensis, Stanton, 459. 
leveretti. Stanton, 459. 
longa (Geinitz), Keyes, 258. 
Aviculopecten 
cardoniferus (Stevens), Keyes, 258. 
fasciculatus Keyes, Keyes, 258. 
? interlirieatus Meek and Worthen, Keyes, 
258. 
magna (Swallow), Keyes, 258. 
occidentalis (Shumard), Keyes, 258. 
Aviculopinna americana Meek, Keyes, 258. 
Axophyllum rude White and St. John, Keyes, 
257. 
Balaenidae, Cope, 92. 
Balaenoptera sursiplana n. sp., Cope, 92. 
