• Thumbnail for Chaetognatha
    The Chaetognatha /kiːˈtɒɡnəθə/ or chaetognaths /ˈkiːtɒɡnæθs/ (meaning bristle-jaws) are a phylum of predatory marine worms that are a major component of...
    46 KB (4,941 words) - 12:17, 4 September 2024
  • Thumbnail for Arthropod
    Chaetognatha...
    131 KB (12,507 words) - 14:20, 10 November 2024
  • Thumbnail for Bilateria
    protostomes, Ecdysozoa (molting animals) and Spiralia. The arrow worms (Chaetognatha) have proven difficult to classify; recent studies place them in the...
    36 KB (2,538 words) - 18:04, 1 November 2024
  • Thumbnail for Animal
    and the position of Gnathostomulida, Cycliophora, Plathelminthes, and Chaetognatha: a combined approach of 18S rDNA sequences and morphology". Syst Biol...
    128 KB (11,400 words) - 19:32, 4 November 2024
  • Thumbnail for Gnathifera (clade)
    It comprises the phyla Gnathostomulida, Rotifera and Micrognathozoa. Chaetognatha has recently been recognised as closely related to the group, with it...
    19 KB (1,607 words) - 10:55, 11 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 Phylum
    pedicle, ciliated tentacles, anus outside ring of cilia 6,000 extant Chaetognatha Longhair jaw Arrow worms: 342  Chitinous spines either side of head,...
    59 KB (4,166 words) - 04:51, 25 October 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
  • Thumbnail for Invertebrate
    phyla of invertebrates are the Hemichordata, or acorn worms, and the Chaetognatha, or arrow worms. Other phyla include Acoelomorpha, Brachiopoda, Bryozoa...
    45 KB (5,000 words) - 21:59, 31 October 2024
  • Thumbnail for Marine worm
    including the Platyhelminthes, Nematoda, Annelida (segmented worms), Chaetognatha, Hemichordata, and Phoronida. For a list of marine animals that have...
    9 KB (1,073 words) - 11:45, 3 July 2024
  • Thumbnail for Protostome
    Rotifera and allies Chaetognatha...
    11 KB (833 words) - 15:00, 23 October 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 Kingdom (biology)
    Annelida Phylum Arthropoda Subgrade Enterocoela Phylum Brachiata or Pogonophora Phylum Chaetognatha Phylum Echinodermata Phylum Hemichordata Phylum Chordata...
    74 KB (4,819 words) - 10:10, 4 November 2024
  • Thumbnail for Plankton
    commonly encountered organisms include ctenophores, medusae, salps, and Chaetognatha in coastal waters. However, almost all marine phyla, including Annelida...
    62 KB (6,468 words) - 16:07, 31 October 2024
  • Thumbnail for Timorebestia
    Timorebestia (category Chaetognatha)
    "New chaetognath"[a] † crown Chaetognatha...
    6 KB (484 words) - 09:54, 7 October 2024
  • Thumbnail for Sagitta (arrowworm)
    Sagitta (arrowworm) (category Chaetognatha)
    Sagitta is a genus of Chaetognatha, a phylum commonly known as arrowworms or arrow worms. Phylum Chaetognatha comprises small marine worms. This genus...
    2 KB (182 words) - 19:55, 13 October 2023
  • Thumbnail for Eumetazoa
    Chaetognatha (arrow worms) Gnathostomulida (jaw worms) M+S Micrognathozoa (Limnognathia) Syndermata Rotifera (wheel animals) Acanthocephala (thorny-headed...
    12 KB (1,211 words) - 04:41, 4 November 2024
  • Aschelminthes include: Gastrotricha Gnathifera Acanthocephala Gnathostomulida Chaetognatha Rotifera Nematoidea Nematoda Nematomorpha Scalidophora Kinorhyncha Loricifera...
    2 KB (230 words) - 05:02, 10 January 2024
  • Thumbnail for Spiralia
    Gnathostomulida Micrognathozoa Syndermata / Rotifera s.l. (incl. Acanthocephala) Chaetognatha Mesozoa? Gastrotricha Platyhelminthes Cycliophora Annelida Mollusca Nemertea...
    17 KB (1,354 words) - 09:28, 8 November 2024
  • Thumbnail for Bryozoa
    mitochondrial DNA sequence suggests that the Bryozoa may be related to the Chaetognatha. Most species are filter feeders that sieve small particles, mainly phytoplankton...
    135 KB (13,109 words) - 02:50, 27 August 2024
  • Thumbnail for Largest organisms
    January 2019). "Serendipitous Discovery in a Marine Invertebrate (Phylum Chaetognatha) of the Longest Giant Viruses Reported till Date". Biology. Brumfiel...
    22 KB (3,091 words) - 22:17, 17 August 2024
  • Thumbnail for Marine invertebrates
    and lower surfaces ; Bryozoa, also known as moss animals or sea mats; Chaetognatha, commonly known as arrow worms, are a phylum of predatory marine worms...
    63 KB (6,568 words) - 03:23, 8 October 2024
  • Thumbnail for Largest prehistoric animals
    The largest prehistoric animals include both vertebrate and invertebrate species. Many of them are described below, along with their typical range of size...
    389 KB (40,621 words) - 17:27, 7 November 2024
  • Thumbnail for Parasagitta elegans
    Parasagitta elegans (category Chaetognatha)
    fins. For anatomy, reproduction, classification, and fossil record; see Chaetognatha Three subspecies are recognised - Sagitta elegans arctica, Sagitta elegans...
    3 KB (385 words) - 19:07, 6 January 2024
  •  Rotifera    and allies  Chaetognatha   ...
    6 KB (111 words) - 05:51, 9 October 2024
  • Thumbnail for Colossal squid
    known about their behaviour, but it is believed to feed on prey such as chaetognatha, large fish such as the Patagonian toothfish, and smaller squid in the...
    38 KB (4,147 words) - 13:40, 7 November 2024
  • Thumbnail for Platyzoa
    and the Position of Gnathostomulida, Cycliophora, Plathelminthes, and Chaetognatha: A Combined Approach of 18S rDNA Sequences and Morphology - retrieved...
    6 KB (429 words) - 00:50, 25 August 2024
  • Thumbnail for Phragmophora
    Phragmophora (category Chaetognatha)
    Phragmophora is an order of sagittoideans in the phylum Chaetognatha. Eukrohniidae Tokioka, 1965 Heterokrohniidae Casanova, 1985 Krohnittellidae Bieri...
    2 KB (138 words) - 19:12, 13 October 2023
  • Thumbnail for Aphragmophora
    Aphragmophora (category Chaetognatha)
    Aphragmophora is an order of sagittodieans in the phylum Chaetognatha. Bathybelidae Bieri, 1989 Krohnittidae Tokioka, 1965 Pterokrohniidae Bieri, 1991...
    2 KB (168 words) - 17:41, 14 May 2024
  • Thumbnail for Deuterostome
    layers. Initially, Deuterostomia included the phyla Brachiopoda, Bryozoa, Chaetognatha, and Phoronida based on morphological and embryological characteristics...
    35 KB (3,201 words) - 00:11, 28 October 2024