• Thumbnail for Priapulida
    Priapulida (priapulid worms, from Gr. πριάπος, priāpos 'Priapus' + Lat. -ul-, diminutive), sometimes referred to as penis worms, is a phylum of unsegmented...
    25 KB (2,316 words) - 12:16, 5 June 2024
  • Thumbnail for Ecdysozoa
    the following phyla: Arthropoda, Onychophora, Tardigrada, Kinorhyncha, Priapulida, Loricifera, Nematoda, and Nematomorpha. A few other groups, such as the...
    25 KB (2,166 words) - 15:08, 26 June 2024
  • The following is a list of the classes in each phylum of the kingdom Animalia. There are 107 classes of animals in 33 phyla in this list. However, different...
    8 KB (503 words) - 13:33, 8 August 2024
  • Thumbnail for Animal
    to them are the Nematomorpha or horsehair worms, and the Kinorhyncha, Priapulida, and Loricifera. These groups have a reduced coelom, called a pseudocoelom...
    125 KB (11,196 words) - 01:49, 11 August 2024
  • Thumbnail for Arthropod
    fossil findings hint that the last common ancestor of both arthropods and priapulida shared the same specialized mouth apparatus; a circular mouth with rings...
    130 KB (12,371 words) - 00:51, 30 July 2024
  • Thumbnail for Bilateria
    Priapulida Kinorhyncha...
    36 KB (2,526 words) - 10:26, 22 July 2024
  • Thumbnail for Invertebrate
    important parasites. Smaller phyla related to them are the Kinorhyncha, Priapulida, and Loricifera. These groups have a reduced coelom, called a pseudocoelom...
    44 KB (4,871 words) - 20:34, 2 July 2024
  • Thumbnail for Paleobiota of the Burgess Shale
    Priapulids Genus Phylum Class Abundance Notes Images Ancalagon Priapulida (?) Archaeopriapulida 2 specimens An extinct priapulid worm. This worm averaged...
    74 KB (1,546 words) - 05:21, 12 August 2024
  • Thumbnail for Coelom
    digestive tract instead of around it like in other coelomate animals. Priapulida appears to belong to the pseudocoelomate animals, but the possibility...
    17 KB (1,795 words) - 04:12, 26 June 2024
  • Thumbnail for Scalidophora
    proposed on morphological grounds to unite three phyla: the Kinorhyncha, the Priapulida and the Loricifera. The three phyla have four characters in common — chitinous...
    5 KB (416 words) - 04:03, 27 July 2024
  • Thumbnail for Lists of animals
    (unranked) Scalidophora (unranked) Phylum Kinorhyncha Phylum Loricifera Phylum Priapulida Nematoida (unranked) Phylum Nematoda Phylum Nematomorpha Panarthropoda...
    8 KB (677 words) - 12:08, 26 July 2024
  • Thumbnail for Fossil
    to priapulid worms, and is adjacent to the evolutionary branching of Priapulida, Nematoda and Arthropoda.[jargon] Despite significant advances in uncovering...
    109 KB (11,337 words) - 17:53, 3 August 2024
  • Thumbnail for Nematomorpha
    a resemblance to adult kinorhyncha and some species of Loricifera and Priapulida, all members of the group Scalidophora. The earliest Nematomorph could...
    17 KB (1,812 words) - 08:32, 12 December 2023
  • Thumbnail for List of bilaterian orders
    Bilateria is an extremely diverse group of animals containing a vast majority of its species, largely due to the enormous amount of arthropods. This article...
    14 KB (850 words) - 16:28, 31 July 2024
  • Thumbnail for Pharyngeal teeth
    pharynx") of a possible new species of Meiopriapulus, a marine worm in the Priapulida, bears pharyngeal teeth. Fossils of the Yunnanozoon and Haikouella possess...
    4 KB (427 words) - 03:35, 21 March 2023
  • † Protostomia (unranked) Superphylum Ecdysozoa Kinorhyncha Loricifera Priapulida Nematoda Nematomorpha Lobopodia Onychophora Tardigrada Arthropoda Superphylum...
    11 KB (767 words) - 16:50, 20 July 2024
  • Nematoidea Nematoda Nematomorpha Scalidophora Kinorhyncha Loricifera Priapulida In addition, Cycliophora, Entoprocta and Tardigrada are sometimes included...
    2 KB (230 words) - 05:02, 10 January 2024
  • Asia Penis plant, several plants Penis snake (Atretochoana) Penis worm (Priapulida) Penes (disambiguation) This disambiguation page lists articles associated...
    671 bytes (103 words) - 19:16, 21 April 2024
  • Thumbnail for Panarthropoda
    Cycloneuralia Priapulida, Nematoda and relatives Panarthropoda Onychophora, Tardigrada and Arthropoda...
    30 KB (2,273 words) - 05:30, 15 July 2024
  • Thumbnail for Wheeler Shale
    The Wheeler Shale (named by Charles Walcott) is a Cambrian (c. 507 Ma) fossil locality world-famous for prolific agnostid and Elrathia kingii trilobite...
    17 KB (1,386 words) - 10:39, 20 March 2024
  • This is a list of fossils found at Maotianshan Shales, whose most famous assemblage of organisms are referred to as the Chengjiang biota. The Maotianshan...
    39 KB (205 words) - 15:12, 30 July 2024
  • Thumbnail for Opabinia
    Cycloneuralia Priapulida and relatives Panarthropoda...
    44 KB (4,821 words) - 19:26, 2 August 2024
  • Thumbnail for Protostome
    Priapulida Kinorhyncha...
    12 KB (916 words) - 19:35, 4 August 2024
  • Chlorocruorin: 4 families of marine polychaetes Arthropoda and Mollusca Sipuncula, priapulida, some brachiopoda, and a single annelid genus Oxygenated Color Bright...
    10 KB (1,054 words) - 11:17, 18 August 2023
  • Thumbnail for Spence Shale
    The Spence Shale is the middle member of the Langston Formation in southeastern Idaho and northeastern Utah. It is exposed in the Bear River Range, the...
    6 KB (425 words) - 08:10, 21 June 2024
  • Thumbnail for Nematode
    along with class Rotifera, class Gastrotricha, class Kinorhyncha, class Priapulida, and class Nematomorpha (The phylum was later revived and modified by...
    70 KB (7,465 words) - 10:38, 29 June 2024
  • Thumbnail for Dinocaridida
    Cycloneuralia Priapulida, Nematoda etc. Panarthropoda...
    22 KB (2,048 words) - 04:36, 12 August 2024
  • Thumbnail for Phylum
    Perforated interior wall, simplest of all known animals 10,800 extant Priapulida Little Priapus Penis worms Penis-shaped worms approx. 20 Proarticulata...
    60 KB (4,166 words) - 00:08, 22 July 2024
  • Thumbnail for Ottoia
    Ottoia (category Priapulida)
    Palaeontology. 20. Vannier, Jean (August 2009). "The Gut Contents of Ottoia (Priapulida) from the Burgess Shale: Implications for the Reconstruction of Cambrian...
    11 KB (1,194 words) - 17:11, 4 June 2024
  • Thumbnail for Halicryptus
    Halicryptus (category Priapulida)
    introvert and associated structures of the larvae of Halicryptus spinulosus (Priapulida)". Zoomorphology. 115: 11–29. doi:10.1007/BF00397931. S2CID 42437901....
    2 KB (164 words) - 00:04, 3 January 2024