• 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 (2,372 words) - 04:50, 9 November 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) - 17:09, 19 September 2024
  • Thumbnail for Bilateria
    Priapulida Kinorhyncha...
    36 KB (2,538 words) - 18:04, 1 November 2024
  • Thumbnail for Lists of animals
    (unranked) Scalidophora (unranked) Phylum Kinorhyncha Phylum Loricifera Phylum Priapulida Nematoida (unranked) Phylum Nematoda Phylum Nematomorpha Panarthropoda...
    8 KB (603 words) - 22:39, 1 November 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...
    128 KB (11,400 words) - 19:32, 4 November 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...
    45 KB (5,000 words) - 21:59, 31 October 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...
    131 KB (12,507 words) - 14:20, 10 November 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 (431 words) - 06:41, 31 October 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 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 (1,797 words) - 14:22, 5 October 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) - 06:27, 27 August 2024
  • Thumbnail for Paleobiota of the Burgess Shale
    Priapulids Genus Phylum Class Locality of Origin Notes Images Ancalagon Priapulida (?) Archaeopriapulida Walcott Quarry An extinct priapulid worm. This worm...
    78 KB (1,489 words) - 19:05, 16 September 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 (7,368 words) - 23:51, 10 November 2024
  • Thumbnail for Panarthropoda
    Cycloneuralia Priapulida, Nematoda and relatives Panarthropoda Onychophora, Tardigrada and Arthropoda...
    31 KB (2,281 words) - 06:16, 2 October 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....
    3 KB (299 words) - 20:29, 7 November 2024
  • 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...
    15 KB (863 words) - 14:01, 20 September 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...
    46 KB (599 words) - 14:10, 7 November 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
  • † Protostomia (unranked) Superphylum Ecdysozoa Kinorhyncha Loricifera Priapulida Nematoda Nematomorpha Lobopodia Onychophora Tardigrada Arthropoda Superphylum...
    11 KB (767 words) - 16:50, 20 July 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 (1,780 words) - 06:31, 19 October 2024
  • Thumbnail for Eumetazoa
    Scalidophora Kinorhyncha (mud dragons) Priapulida (penis worms)...
    12 KB (1,211 words) - 04:41, 4 November 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 Fossil
    to priapulid worms, and is adjacent to the evolutionary branching of Priapulida, Nematoda and Arthropoda.[jargon] Despite significant advances in uncovering...
    111 KB (11,442 words) - 09:07, 28 September 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
  • 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...
    59 KB (4,166 words) - 04:51, 25 October 2024
  • marine worms, containing the three modern taxa Echiura, Sipuncula, and Priapulida. Also Sternaspis, the first described genus in the family Sternaspidae...
    2 KB (172 words) - 22:07, 24 September 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) - 08:47, 5 October 2024
  • Thumbnail for Opabinia
    Cycloneuralia Priapulida and relatives Panarthropoda...
    44 KB (4,825 words) - 22:42, 16 August 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 Protostome
    Priapulida Kinorhyncha...
    11 KB (833 words) - 15:00, 23 October 2024