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324:). Its fossils were found in USA and Japan. It had thinly discoidal shells with a quite wide umbilicus (U/D = 0.3 - 0.5). While in juvenile stages (up to 15 mm in diameter) venter is moderately rounded, it becomes slightly rounded to flattened when becoming mature (100 mm in diameter). 12-lobed suture has adventitious lobe on the first lateral saddle and is also characterized by an addition of an umbilical lobe. Sutural formula is (V
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has more pounch-shaped prong of ventral lobe and more asymmetrical umbilical lobe. Specimens of this species shows two types of shell ornamentation. Sometimes, there is revolving ornamentation that becomes moderately reticulate near, or at the venter. In other cases, there is coarse ventral
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375:. Most diagnostic character of its suture is its weakly developed adventitious lobe in the first lateral saddle. Degree of its evolution is intermediate between
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Mapes, Royal H., and
Furnish W. M. "The Pennsylvanian Ammonoid Family Welleritidae." Journal of Paleontology 55.2 (1981): 317-30. Web.
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with asymmetrical prongs on ventral lobe. It also has broad and nearly symmetrical umbilical lobe. It can be distinguished from
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ornamentation and umbilical ribs. These different forms might be due to sexual dimorphism. Eowellerites discoidalis
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it distinguishes by more developed adventitious lobe of first lateral saddle. It has evolved from
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Fossils of this species were found in USA (Arkansas and Texas) and Japan (Honshu island).
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by much more developed adventitious lobe of first lateral saddle and longer ventral lobe.
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by asymmetry of ventral prongs and more symmetrical and inflated umbilical lobe. From
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It is known from only one locality, which is in USA (Arkansas, Crawford county).
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This species has been found in USA (Arkansas) and Japan (Honshu island).
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383:. Weak development of this lobe distinguishes this species from both
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is a synonym of this species based on the same type specimen.
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316:. Species belonging to this genus lived in middle
436:Type species of this genus. It has evolved from
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395:is more primitive in this character.
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367:Evolutionary first member of genus
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588:tax00000000000000000000000005202
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1:
309:cephalopods belonging to the
663:. You can help Knowledge by
340:): I D. It has evolved from
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730:Ammonites of North America
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292:Miller & Furnish, 1958
16:Genus of molluscs (fossil)
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272:Plummer & Scott, 1937
262:Mapes & Furnish, 1981
252:Mapes & Furnish, 1981
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233:Plummer & Scott, 1937
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110:Scientific classification
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356:Species and distribution
720:Pennsylvanian ammonites
440:and gave rise to genus
346:and gave rise to genus
659:-related article is a
377:Winslowoceras henbesti
373:Winslowoceras henbesti
371:that has evolved from
343:Winslowoceras henbesti
622:Paleobiology Database
403:Eowellerites mccalebi
431:Eowellerites moorei
408:This is species of
381:Eowellerites moorei
362:Eowellerites quinni
710:Goniatitida genera
444:. It differs from
740:Goniatitida stubs
725:Ammonites of Asia
715:Schistocerataceae
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609:Open Tree of Life
528:Taxon identifiers
489:"Goniat database"
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229:Bendoceras moorei
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665:expanding it
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536:Eowellerites
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492:. Retrieved
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455:Gordon, 1965
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410:Eowellerites
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369:Eowellerites
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311:Welleritidae
305:is genus of
302:Eowellerites
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222:Type species
206:Eowellerites
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193:Welleritinae
181:Welleritidae
25:Eowellerites
24:
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450:E. mccalebi
438:E. mccalebi
389:E. mccalebi
258:E. mccalebi
188:Subfamily:
169:Goniatitida
145:Cephalopoda
704:Categories
464:References
442:Wellerites
349:Wellerites
213:Ruzhentsev
157:Ammonoidea
152:Subclass:
657:Goniatite
446:E. quinni
422:E. quinni
418:E. quinni
414:E. moorei
385:E. moorei
332:) L L (U
322:Moscovian
268:E. moorei
248:E. quinni
116:Kingdom:
32:Moscovian
585:GONIAT:
551:Q9254212
545:Wikidata
307:ammonoid
289:Bendites
281:Synonyms
239:Species
176:Family:
133:Mollusca
128:Phylum:
121:Animalia
614:2870659
601:1068469
578:4623702
494:11 June
200:Genus:
164:Order:
140:Class:
98:↓
314:family
215:, 1957
655:This
627:13700
596:IRMNG
661:stub
573:GBIF
565:4CNL
496:2016
387:and
379:and
37:Preκ
560:CoL
706::
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504:^
472:^
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87:Pg
692:e
685:t
678:v
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338:2
336:U
334:1
330:1
328:V
326:1
320:(
92:N
82:K
77:J
72:T
67:P
62:C
57:D
52:S
47:O
42:κ
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