• Thumbnail for Thelodonti
    Thelodonti (from Greek: "nipple teeth") is a class of extinct Palaeozoic jawless fishes with distinctive scales instead of large plates of armor. There...
    23 KB (2,430 words) - 16:19, 7 August 2024
  • Thumbnail for Fish
    ? †Thelodonti, †Conodonta, †Anaspida...
    102 KB (10,234 words) - 13:22, 9 November 2024
  • Thumbnail for Chordate
    Class †Conodonta Class †Myllokunmingiida Class †Pteraspidomorphi Class †Thelodonti Class †Anaspida Class †Cephalaspidomorphi Infraphylum Gnathostomata (jawed...
    58 KB (5,257 words) - 13:51, 20 November 2024
  • Myxini (hagfish) Class Pteraspidomorphi † (early jawless fish) Class Thelodonti † Class Anaspida † Class Petromyzontida or Hyperoartia Petromyzontidae...
    4 KB (526 words) - 15:42, 18 August 2024
  • Thumbnail for Ostracoderm
    early and mid Silurian. See Kazlev, M.A., White, T. (March 6, 2001). "Thelodonti". Palaeos.com. Archived from the original on October 28, 2007. Retrieved...
    16 KB (1,044 words) - 00:04, 16 November 2024
  • Thumbnail for Vertebrate
    †Pteraspidomorphi †Thelodonti...
    79 KB (7,129 words) - 22:40, 25 November 2024
  • Thumbnail for Actinopterygii
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    48 KB (3,811 words) - 20:40, 21 November 2024
  • Thumbnail for Cephalaspidomorphi
    Cephalaspidae. Skrifter om Svalbard og Ishavet, no. 12, pp. 1–391. White, Toby. "Thelodonti: Cephalaspidomorphi". Palaeos. Archived from the original on 2009-03-06...
    8 KB (848 words) - 18:12, 27 August 2024
  • Thumbnail for Agnatha
    The early and mid Silurian. See Kazlev MA, White T (March 6, 2001). "Thelodonti". Palaeos.com. Archived from the original on 2007-10-28. Retrieved October...
    42 KB (2,718 words) - 05:50, 26 October 2024
  • Thumbnail for Heterostraci
    aspidine, an acellular bony tissue unique to animals of this class and Thelodonti. The middle layer was honeycombed with tiny spaces called "cancella."...
    6 KB (517 words) - 17:40, 4 February 2024
  • Thumbnail for Coelacanth
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    73 KB (6,345 words) - 03:13, 16 October 2024
  • Thumbnail for Teleost
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    97 KB (10,091 words) - 20:22, 18 November 2024
  • Thumbnail for Gnathostomata
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    29 KB (2,021 words) - 02:52, 26 August 2024
  • Thumbnail for Severnaya Zemlya
    527 km2 (590 sq mi) in area. This island houses the Pioneer Glacier. Thelodonti fossils from the Upper Silurian have been found in the island. Off Pioneer...
    48 KB (4,909 words) - 01:36, 24 October 2024
  • Thumbnail for Conodont
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    45 KB (4,114 words) - 07:48, 9 November 2024
  • Thumbnail for Placoderm
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    42 KB (4,325 words) - 05:44, 12 November 2024
  • Thumbnail for Evolution of fish
    †Pteraspidomorphi (jawless fish) ?†Thelodonti (jawless fish with scales) unnamed...
    47 KB (4,516 words) - 09:42, 21 October 2024
  • Thumbnail for Sarcopterygii
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    37 KB (2,768 words) - 04:00, 21 November 2024
  • Thumbnail for Acanthodii
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    18 KB (1,407 words) - 13:10, 24 August 2024
  • Thumbnail for Snailfish
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    35 KB (3,880 words) - 22:46, 22 October 2024
  • Thumbnail for Rhipidistia
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    7 KB (500 words) - 23:50, 22 October 2024
  • Thumbnail for Chimaera
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    26 KB (2,652 words) - 22:54, 19 November 2024
  • Thumbnail for Lancelet
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    63 KB (6,459 words) - 11:48, 16 November 2024
  • Thumbnail for Elasmobranchii
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    23 KB (2,545 words) - 11:57, 20 November 2024
  • Thumbnail for Iniopterygiformes
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    4 KB (379 words) - 20:07, 26 October 2024
  • Thumbnail for Osteichthyes
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    32 KB (2,199 words) - 10:58, 26 October 2024
  • Thumbnail for Cephalaspis
    anatomy of Turinia pagei (Powrie), and the phylogenetic status of the Thelodonti, Transactions of the Royal Society of Edinburgh: Earth Sciences, 92, p...
    9 KB (831 words) - 01:26, 14 November 2024
  • Thumbnail for Neopterygii
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    18 KB (1,382 words) - 11:53, 2 November 2024
  • †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    2 KB (236 words) - 09:42, 25 January 2024
  • Thumbnail for Cyclostomi
    †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida †Cephalaspidomorphi †Galeaspida †Pituriaspida †Osteostraci...
    24 KB (1,970 words) - 16:31, 16 October 2024