December 5, 2025 at 3:39 AM
PREHISTORIC FISH, from the video: www.youtube.com/watch?v=JTxc... (bigger ones included there)🐟 This chart is now also avalable for prints and more at Redbubble/people/mariolanzas 🐟 fishes of all clades #placodermi #paleoart #fish #paleontology #stethacanthus #megamastax #sizechart #naturalhistory
November 24, 2025 at 3:45 PM
PREHISTORIC FISH, from the video: www.youtube.com/watch?v=JTxc... (bigger ones included there)🐟 This chart is now also avalable for prints and more at Redbubble/people/mariolanzas 🐟 fishes of all clades #placodermi #paleoart #fish #paleontology #stethacanthus #megamastax #sizechart #naturalhistory
Fitzpatrick AN, Clement AM, Long JA. 2024. Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia. PeerJ 12:e18759 doi.org/10.7717/peer...
Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia.
Well-preserved specimens of a new species of arthrodiran placoderm, Groenlandaspis howittensis sp. nov. (Middle Devonian of Victoria, Australia), reveals previously unknown information on the dermal s...
doi.org
December 23, 2024 at 2:06 PM
Fitzpatrick AN, Clement AM, Long JA. 2024. Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia. PeerJ 12:e18759 doi.org/10.7717/peer...
Unique dental arrangement in a new species of Groenlandaspis (Placodermi, Arthrodire) from the Middle Devonian of Mount Howitt, Victoria, Australia https://www.biorxiv.org/content/10.1101/2024.09.11.612576v1
Unique dental arrangement in a new species of Groenlandaspis (Placodermi, Arthrodire) from the Middle Devonian of Mount Howitt, Victoria, Australia https://www.biorxiv.org/content/10.1101/2024.09.11.612576v1
Well-preserved specimens of an undescribed species of arthrodiran placoderm, Groenlandaspis howitten
www.biorxiv.org
September 17, 2024 at 1:00 AM
Unique dental arrangement in a new species of Groenlandaspis (Placodermi, Arthrodire) from the Middle Devonian of Mount Howitt, Victoria, Australia https://www.biorxiv.org/content/10.1101/2024.09.11.612576v1
Evolutionary origins of teeth in jawed vertebrates: conflicting data from acanthothoracid dental plates (‘Placodermi’)
http://onlinelibrary.wiley.com/doi/10.1111/pala.12318/abstract
http://onlinelibrary.wiley.com/doi/10.1111/pala.12318/abstract
February 22, 2025 at 11:35 AM
Evolutionary origins of teeth in jawed vertebrates: conflicting data from acanthothoracid dental plates (‘Placodermi’)
http://onlinelibrary.wiley.com/doi/10.1111/pala.12318/abstract
http://onlinelibrary.wiley.com/doi/10.1111/pala.12318/abstract
The days of a monophyletic Placodermi 'order' are long since gone. Nowadays they are a paraohyketic assemvlage of stem eugnathostomes. And I wonder if some derived placoderms, might actually be crown group members. Though I am no expert.
December 5, 2023 at 2:59 PM
The days of a monophyletic Placodermi 'order' are long since gone. Nowadays they are a paraohyketic assemvlage of stem eugnathostomes. And I wonder if some derived placoderms, might actually be crown group members. Though I am no expert.
Dunkleosteus terrelli (um “peixe” Placodermi de 10m de comprimento) - linhagem totalmente extinta no Devoniano https://t.co/4848r2zzwY
November 9, 2024 at 9:34 PM
Dunkleosteus terrelli (um “peixe” Placodermi de 10m de comprimento) - linhagem totalmente extinta no Devoniano https://t.co/4848r2zzwY
if only they had a placodermi at Troy they wouldn't have needed that stupid horse
September 7, 2023 at 3:40 AM
if only they had a placodermi at Troy they wouldn't have needed that stupid horse
The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
Five new antiarchs (Yunnanolepisporifera n. sp., Mizia longhuaensis n. gen., n. sp., Phymolepis guoruii n. sp., Chuchinolepis robusta n. sp. and C. sulcata n. sp.) are described on the basis of the new material from the Early Devonian of Qu...
eurekamag.com
July 7, 2025 at 5:46 PM
The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
Ok...deve ser massa controlar um Placodermi gigante e talz....mas porra, conheça seus Gnatostomata parça.
November 9, 2024 at 9:01 AM
Ok...deve ser massa controlar um Placodermi gigante e talz....mas porra, conheça seus Gnatostomata parça.
Anatomia funcional, mecanismos da mandíbula e comportamento alimentar de Dunkleosteus terrelli (Placodermi, Arthrodira) anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)
A new musculoskeletal reconstruction and revision of the cranio-mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective....
anatomypubs.onlinelibrary.wiley.com
November 20, 2025 at 2:04 PM
Anatomia funcional, mecanismos da mandíbula e comportamento alimentar de Dunkleosteus terrelli (Placodermi, Arthrodira) anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
ICYMI: The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
Five new antiarchs (Yunnanolepisporifera n. sp., Mizia longhuaensis n. gen., n. sp., Phymolepis guoruii n. sp., Chuchinolepis robusta n. sp. and C. sulcata n. sp.) are described on the basis of the new material from the Early Devonian of Qu...
eurekamag.com
July 8, 2025 at 5:47 PM
ICYMI: The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
#Placoderms (from Ancient Greek πλάξ [plax, plakos] 'plate' and δέρμα [derma] 'skin')[1] are vertebrate animals of the class Placodermi, an extinct group of prehistoric fish known from Paleozoic fossils during the Silurian and the #Devonianperiods.
![#Placoderms (from Ancient Greek πλάξ [plax, plakos] 'plate' and δέρμα [derma] 'skin')[1] are vertebrate animals of the class Placodermi, an extinct group of prehistoric fish known from Paleozoic fossils during the Silurian and the #Devonianperiods.](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:kwb4no4g6e3dkyysuzjoenh4/bafkreifcy6bi5bvnq25jcfgddnrn2dycjkxhos4ju32ryekqlkbzqnfcmi@jpeg)
August 30, 2025 at 11:43 PM
#Placoderms (from Ancient Greek πλάξ [plax, plakos] 'plate' and δέρμα [derma] 'skin')[1] are vertebrate animals of the class Placodermi, an extinct group of prehistoric fish known from Paleozoic fossils during the Silurian and the #Devonianperiods.
Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira) - Engelman - The Anatomical Record - Wiley Online Library anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
anatomypubs.onlinelibrary.wiley.com
November 20, 2025 at 1:35 PM
Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira) - Engelman - The Anatomical Record - Wiley Online Library anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
CONGRATS & Merry Fishy Xmas to Austin Fitzpatrick for his paper published today in @PeerJLife peerj.com/articles/18759 “Unique dental arrangement in a new species, #Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle #Devonian of Mount Howitt, Australia” 🦷 🐟 🦴 #palaeontology
Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia.
Well-preserved specimens of a new species of arthrodiran placoderm, Groenlandaspis howittensis sp. nov. (Middle Devonian of Victoria, Australia), reveals previously unknown information on the dermal s...
peerj.com
December 23, 2024 at 7:25 PM
CONGRATS & Merry Fishy Xmas to Austin Fitzpatrick for his paper published today in @PeerJLife peerj.com/articles/18759 “Unique dental arrangement in a new species, #Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle #Devonian of Mount Howitt, Australia” 🦷 🐟 🦴 #palaeontology
Errei! Placodermi parafilético em relação a Osteichthyes + Chondrichthyes (agora sim!) https://www.sciencenews.org/article/ancient-armored-fish-revises-early-history-jaws
Ancient armored fish revises early history of jaws
The fossil of a 423-million-year-old armored fish from Ch...
www.sciencenews.org
November 9, 2024 at 2:28 PM
Errei! Placodermi parafilético em relação a Osteichthyes + Chondrichthyes (agora sim!) https://www.sciencenews.org/article/ancient-armored-fish-revises-early-history-jaws
Menções honrosas fósseis:
Placodermi, Dinosauria, Pterosauria e Pelycosauria.
Placodermi, Dinosauria, Pterosauria e Pelycosauria.
November 9, 2024 at 6:36 AM
Menções honrosas fósseis:
Placodermi, Dinosauria, Pterosauria e Pelycosauria.
Placodermi, Dinosauria, Pterosauria e Pelycosauria.
Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia https://pubmed.ncbi.nlm.nih.gov/39726751/
December 28, 2024 at 12:37 PM
Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia https://pubmed.ncbi.nlm.nih.gov/39726751/
#Placoderms (from Ancient Greek πλάξ [plax, plakos] 'plate' and δέρμα [derma] 'skin')[1] are vertebrate animals of the class Placodermi, an extinct group of prehistoric fish known from Paleozoic fossils during the Silurian and the #Devonianperiods.
August 30, 2025 at 11:41 PM
#Placoderms (from Ancient Greek πλάξ [plax, plakos] 'plate' and δέρμα [derma] 'skin')[1] are vertebrate animals of the class Placodermi, an extinct group of prehistoric fish known from Paleozoic fossils during the Silurian and the #Devonianperiods.
Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira) - Engelman - The Anatomical Record - Wiley Online Library anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
anatomypubs.onlinelibrary.wiley.com
November 20, 2025 at 1:49 PM
Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira) - Engelman - The Anatomical Record - Wiley Online Library anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia https://pubmed.ncbi.nlm.nih.gov/39726751/
December 29, 2024 at 7:59 PM
Unique dental arrangement in a new species, Groenlandaspis howittensis (Placodermi, Arthrodira) from the Middle Devonian of Mount Howitt, Victoria, Australia https://pubmed.ncbi.nlm.nih.gov/39726751/
The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
Five new antiarchs (Yunnanolepisporifera n. sp., Mizia longhuaensis n. gen., n. sp., Phymolepis guoruii n. sp., Chuchinolepis robusta n. sp. and C. sulcata n. sp.) are described on the basis of the new material from the Early Devonian of Qu...
eurekamag.com
June 23, 2025 at 6:09 AM
The phylogeny of the Antiarcha (Placodermi, Pisces), with the description of Early Devonian antiarchs from Qujing, Yunnan, China - Phylognie des Antiarches (Placodermi, Pisces) et description d'a
Unique dental arrangement in a new species of Groenlandaspis (Placodermi, Arthrodire) from the Middle Devonian of Mount Howitt, Victoria, Australia https://www.biorxiv.org/content/10.1101/2024.09.11.612576v1
Unique dental arrangement in a new species of Groenlandaspis (Placodermi, Arthrodire) from the Middle Devonian of Mount Howitt, Victoria, Australia https://www.biorxiv.org/content/10.1101/2024.09.11.612576v1
Well-preserved specimens of an undescribed species of arthrodiran placoderm, Groenlandaspis howitten
www.biorxiv.org
September 17, 2024 at 1:00 AM
Unique dental arrangement in a new species of Groenlandaspis (Placodermi, Arthrodire) from the Middle Devonian of Mount Howitt, Victoria, Australia https://www.biorxiv.org/content/10.1101/2024.09.11.612576v1
Reconstruindo Dunkleosteus terrelli (Placodermi: Arthrodira): um novo visual para um predador icônico do Devoniano doi.org/10.26879/1343
September 7, 2024 at 6:28 PM
Reconstruindo Dunkleosteus terrelli (Placodermi: Arthrodira): um novo visual para um predador icônico do Devoniano doi.org/10.26879/1343
April 17, 2025 at 11:18 PM