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According to the fossils, the recently born would have resembled tadpoles with small, but sharp beaks. Because of the evidence suggesting intrauterine cannibalism,
181:. The adult form is unknown, as the only fossil specimens are of aborted fetuses or recently born young. Sharp teeth and fecal matter in the fossils suggests that
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Lund, R. 1980. Viviparity and intrauterine feeding in a new holocephalan fish from the Lower
Carboniferous of Montana. Science, 209: 697‑699.
217:, means "womb tooth", in reference to the sharp, beak-like teeth and their possible habits of intrauterine cannibalism. The specific name,
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is assumed to have been carnivorous, though, besides siblings, it is unknown what other organisms they would have eaten.
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243:"Bear Gulch - Delphyodontos dacriformes"
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427:Prehistoric cartilaginous fish genera
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452:Prehistoric cartilaginous fish stubs
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437:Pennsylvanian fish of North America
189:, like some modern sharks, such as
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432:Carboniferous cartilaginous fish
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442:Fossil taxa described in 1980
16:Genus of cartilaginous fishes
247:Fossil Fishes of Bear Gulch
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447:Natural history of Montana
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294:Delphyodontos dacriformes
155:Delphyodontos dacriformes
140:Delphyodontos dacriformes
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48:Scientific classification
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187:intrauterine cannibalism
364:This article about a
331:Paleobiology Database
162:fish from the middle
168:Bear Gulch Limestone
122:†D. dacriformes
213:The generic name,
457:Holocephali stubs
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286:Taxon identifiers
191:sand tiger sharks
158:is a prehistoric
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29:Temporal range:
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108:†Delphyodontos
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253:on 2015-02-25
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25:Delphyodontos
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377:expanding it
369:holocephalan
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255:. Retrieved
251:the original
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160:holocephalan
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146:(Lund, 1980)
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422:Holocephali
366:prehistoric
219:dacriformes
171:Lagerstätte
95:Holocephali
416:Categories
257:2019-05-15
229:References
197:Appearance
185:practiced
175:Bashkirian
90:Subclass:
31:Bashkirian
209:Etymology
177:Stage in
116:Species:
54:Kingdom:
309:Q3705156
303:Wikidata
223:teardrop
71:Chordata
66:Phylum:
59:Animalia
323:8696213
179:Montana
102:Genus:
78:Class:
336:199150
166:-aged
371:is a
373:stub
318:GBIF
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266:^
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404:e
397:t
390:v
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260:.
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