105:
251:
can be described as having a slowly widening, straight or slightly cytoconic shell with faint undulations and nearly circular or slightly depressed cross-section The ventrolateral sides are flattened causing the prosiphuncular (ventral) side to be slightly angular.
260:
is positioned between the center and the ventral margin and closer to the margin; segments are expanded into the chambers; actinosiphonate deposits consist of longitudinal lamellae
410:
281:
318:
330:
Sepkoski, J. J. Jr. (2002). "A compendium of fossil marine animal genera". Jablonski, D. J. & Foote, M. L. (eds.).
104:
253:
339:
296:
350:
382:
230:
that were once diverse and numerous but are now represented by only a handful of species in two genera.
415:
99:
387:
294:
Flower, R. H & Kummel, B. (September 1950). "A Classification of the
Nautiloidea".
404:
316:
Kroger, B. (March 2008). "Nautiloids Before and During the Origin of
Ammonoids ...".
237:
182:
58:
227:
215:
33:
373:
219:
169:
146:
78:
43:
257:
156:
116:
83:
367:
223:
136:
73:
68:
53:
48:
38:
88:
63:
226:
of Europe (France, Germany). Nautiloids form a broad group of shelled
126:
344:
348:
240:, a family assigned to the Oncocerida by Flower (1950)
236:
was named by Bayle (1879) and is type genus for the
357:
256:are closely spaced and sutures are transverse. The
322:. no.79, The Palaeontological Association, London.
285:. Part K Nautiloidea, Teichert & Moore (eds)
279:Sweet, W. C. (1964). "Nautiloidea -Oncocerida".
340:Sepkoski's Online Genus Database (Cephalopoda)
8:
345:
17:
312:
310:
275:
273:
269:
282:Treatise on Invertebrate Paleontology
7:
332:Bulletins of American Paleontology
214:is a genus of extinct prehistoric
14:
103:
319:Special Papers in Palaeontology
1:
411:Prehistoric nautiloid genera
432:
100:Scientific classification
98:
20:
297:Journal of Paleontology
383:Paleobiology Database
222:known from the Lower
398:
397:
351:Taxon identifiers
207:
206:
203:
423:
391:
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323:
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108:
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30:
26:Temporal range:
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218:from the order
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5:
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379:
363:
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29:Lower Devonian
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238:Jovellaniidae
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183:Jovellaniidae
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210:
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196:
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15:
228:cephalopods
202:Bayle, 1879
157:Nautiloidea
147:Cephalopoda
416:Oncocerida
405:Categories
359:Jovellania
264:References
249:Jovellania
244:Morphology
234:Jovellania
220:Oncocerida
216:nautiloids
211:Jovellania
197:Jovellania
170:Oncocerida
153:Subclass:
22:Jovellania
338:: 1β560.
258:siphuncle
123:Kingdom:
117:Eukaryota
374:Q6296734
368:Wikidata
224:Devonian
176:Family:
137:Mollusca
133:Phylum:
127:Animalia
113:Domain:
189:Genus:
163:Order:
143:Class:
388:13041
254:Septa
304:(3).
34:Preκ
336:363
407::
385::
370::
334:.
309:^
302:24
300:.
272:^
84:Pg
193:β
180:β
167:β
89:N
79:K
74:J
69:T
64:P
59:C
54:D
49:S
44:O
39:κ
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