379:
590:
392:
634:
663:
554:
668:
627:
653:
620:
183:
658:
418:
142:
74:
600:
397:
38:
531:
Miser, Hugh D.; Purdue, A.H. (1929). "Geology of the De Queen and Caddo Gap quadrangles, Arkansas".
384:
284:
220:
182:. This interval was first described in 1892, but remained unnamed until 1918 as part of a study by
167:
553:
Pitt, William D.; Cohoon, Richard R.; Lee, Harry C.; Robb, Marion G; Watson, John (January 1961).
323:
300:
171:
204:
460:
Miser, H.D. (1918). "Manganese deposits of the Caddo Gap and De Queen quadrangles, Arkansas".
64:
604:
647:
307:
236:
195:
126:
24:
597:
330:
277:
374:
164:
28:
179:
175:
116:
112:
589:
433:
97:
559:
Bulletin of the
American Association of Petroleum Geologists
477:
Annual Report of the
Geological Survey of Arkansas for 1890
555:"Ouachita Mountain core area, Montgomery County, Arkansas"
475:
Griswold, I.S. (1892). "Whetstones and the novaculites".
608:
393:
List of fossiliferous stratigraphic units in
Arkansas
426:
Arkansas
Geological Commission Information Circular
149:
137:
132:
122:
108:
103:
93:
88:
80:
70:
60:
52:
44:
34:
18:
526:
524:
522:
520:
518:
516:
514:
512:
510:
628:
508:
506:
504:
502:
500:
498:
496:
494:
492:
490:
8:
664:Ordovician southern paleotropical deposits
635:
621:
15:
455:
453:
409:
669:United States geologic formation stubs
548:
546:
7:
586:
584:
419:"Stratigraphic summary of Arkansas"
607:. You can help Knowledge (XXG) by
14:
588:
377:
533:U.S. Geological Survey Bulletin
462:U.S. Geological Survey Bulletin
417:McFarland, John David (2004) .
186:geologist Hugh Dinsmore Miser.
654:Ordovician geology of Oklahoma
596:This article about a specific
1:
685:
603:in the United States is a
583:
75:Crystal Mountain Sandstone
23:
398:Paleontology in Arkansas
184:U.S. Geological Survey
432:: 18. Archived from
659:Ordovician Arkansas
385:Paleontology portal
349:T. quadribrachiatus
153:Hugh Dinsmore Miser
25:Stratigraphic range
172:Ouachita Mountains
168:geologic formation
84:1000 to 2500+ feet
616:
615:
157:
156:
143:Montgomery County
65:Blakely Sandstone
676:
637:
630:
623:
592:
585:
575:
574:
572:
570:
550:
541:
540:
528:
485:
484:
472:
466:
465:
457:
448:
447:
445:
444:
438:
423:
414:
387:
382:
381:
380:
250:D. caduceus nana
16:
684:
683:
679:
678:
677:
675:
674:
673:
644:
643:
642:
641:
581:
579:
578:
568:
566:
552:
551:
544:
530:
529:
488:
474:
473:
469:
459:
458:
451:
442:
440:
436:
421:
416:
415:
411:
406:
383:
378:
376:
373:
368:
199:
192:
12:
11:
5:
682:
680:
672:
671:
666:
661:
656:
646:
645:
640:
639:
632:
625:
617:
614:
613:
593:
577:
576:
542:
486:
467:
449:
408:
407:
405:
402:
401:
400:
395:
389:
388:
372:
369:
367:
366:
361:
356:
351:
346:
341:
335:
334:
327:
319:
318:
312:
311:
304:
296:
295:
289:
288:
281:
273:
272:
267:
262:
257:
252:
247:
241:
240:
232:
231:
229:C. antennarius
225:
224:
216:
215:
209:
208:
200:
198:
193:
191:
188:
155:
154:
151:
147:
146:
141:Mazarn Creek,
139:
135:
134:
130:
129:
124:
120:
119:
110:
106:
105:
101:
100:
95:
91:
90:
86:
85:
82:
78:
77:
72:
68:
67:
62:
58:
57:
54:
50:
49:
46:
42:
41:
36:
32:
31:
21:
20:
13:
10:
9:
6:
4:
3:
2:
681:
670:
667:
665:
662:
660:
657:
655:
652:
651:
649:
638:
633:
631:
626:
624:
619:
618:
612:
610:
606:
602:
599:
598:stratigraphic
594:
591:
587:
582:
564:
560:
556:
549:
547:
543:
538:
534:
527:
525:
523:
521:
519:
517:
515:
513:
511:
509:
507:
505:
503:
501:
499:
497:
495:
493:
491:
487:
482:
478:
471:
468:
463:
456:
454:
450:
439:on 2016-12-21
435:
431:
427:
420:
413:
410:
403:
399:
396:
394:
391:
390:
386:
375:
370:
365:
362:
360:
357:
355:
352:
350:
347:
345:
344:T. fruticosus
342:
340:
337:
336:
333:
332:
328:
326:
325:
321:
320:
317:
314:
313:
310:
309:
308:Phyllograptus
305:
303:
302:
298:
297:
294:
291:
290:
287:
286:
285:Glossograptus
282:
280:
279:
275:
274:
271:
268:
266:
263:
261:
260:D. filiformis
258:
256:
253:
251:
248:
246:
243:
242:
239:
238:
237:Didymograptus
234:
233:
230:
227:
226:
223:
222:
221:Cryptograptus
218:
217:
214:
211:
210:
207:
206:
202:
201:
197:
194:
189:
187:
185:
181:
177:
173:
169:
166:
162:
152:
148:
144:
140:
136:
131:
128:
127:United States
125:
121:
118:
114:
111:
107:
102:
99:
96:
92:
87:
83:
79:
76:
73:
69:
66:
63:
59:
55:
51:
47:
43:
40:
37:
33:
30:
26:
22:
17:
609:expanding it
595:
580:
567:. Retrieved
562:
558:
536:
532:
480:
476:
470:
464:. 660-C: 68.
461:
441:. Retrieved
434:the original
429:
425:
412:
363:
358:
353:
348:
343:
338:
331:Tetragraptus
329:
324:Retiograptus
322:
315:
306:
299:
292:
283:
278:Diplograptus
276:
269:
264:
259:
254:
249:
244:
235:
228:
219:
212:
203:
163:is an Early
161:Mazarn Shale
160:
158:
133:Type section
19:Mazarn Shale
301:Mesograptus
255:D. extensus
245:D. caduceus
196:Graptolites
648:Categories
565:(1): 79–80
443:2018-01-08
404:References
364:T. similis
354:T. pendens
339:T. clarkei
293:G. hystrix
270:D. similis
265:D. nitidus
213:C. wrighti
205:Caryocaris
190:Paleofauna
165:Ordovician
145:, Arkansas
29:Ordovician
601:formation
569:8 January
138:Named for
89:Lithology
81:Thickness
61:Underlies
53:Sub-units
39:Formation
539:: 27–28.
371:See also
359:T. serra
316:P. typus
180:Oklahoma
176:Arkansas
150:Named by
117:Oklahoma
113:Arkansas
104:Location
71:Overlies
170:in the
123:Country
94:Primary
45:Unit of
109:Region
437:(PDF)
422:(PDF)
98:Shale
605:stub
571:2018
178:and
159:The
56:none
48:none
35:Type
537:808
174:of
650::
563:45
561:.
557:.
545:^
535:.
489:^
479:.
452:^
430:36
428:.
424:.
115:,
27::
636:e
629:t
622:v
611:.
573:.
483:.
481:3
446:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.