• Thumbnail for Nectocaris
    Biota of China. Nectocaris was a free-swimming, predatory or scavenging organism. This lifestyle is reflected in its binomial name: Nectocaris means "swimming...
    22 KB (2,338 words) - 10:10, 27 July 2025
  • Thumbnail for Nectocarididae
    and Nectocaris which revealed them to be related to chaetognaths (arrow worms), in particular the superficially similar Timorebestia. Nectocaris Nectocotis...
    4 KB (266 words) - 23:56, 25 July 2025
  • history, but been reinterpreted on the basis of additional material. Nectocaris pteryx was previously described from poorly preserved specimen and considered...
    38 KB (4,259 words) - 10:11, 27 July 2025
  • Thumbnail for Nectocotis
    State. It was originally described as a nectocaridid, differing from Nectocaris in the possession of an internal skeletal element, and this character...
    2 KB (190 words) - 10:08, 27 July 2025
  • Thumbnail for Cephalopod
    that is a chimerical fossil. In 2010, some researchers proposed that Nectocaris pteryx is the early cephalopod, which did not have a shell and appeared...
    141 KB (15,802 words) - 12:55, 29 July 2025
  • Thumbnail for Mollusca
    Volborthella's classification is uncertain. The Middle Cambrian fossil Nectocaris was interpreted as a cephalopod with 2 arms and no shell by some researchers...
    103 KB (10,339 words) - 13:21, 29 July 2025
  • Thumbnail for Coleoidea
    Silurian. It has been hypothesized that the Early–Middle Cambrian fossil Nectocaris represents a coleoid (or other cephalopod) that lost its shell, possibly...
    21 KB (2,049 words) - 12:52, 29 July 2025
  • Thumbnail for Tullimonstrum
    Cambrian fossil organisms were noted. Chen et al. suggested similarities to Nectocaris pteryx. Others pointed to a general resemblance between Tullimonstrum...
    31 KB (3,201 words) - 22:07, 11 July 2025
  • Thumbnail for Anomalocaris
    vetulicolian; free-swimming arthropods like isoxyids and hymenocarines; Nectocaris). Bicknell et al. (2023) examined the frontal appendages of Anomalocaris...
    45 KB (4,837 words) - 16:59, 23 July 2025
  • Thumbnail for Paleobiota of the Burgess Shale
    this genus may be closely related to members of the Ediacaran biota. Nectocaris Lophotrochozoa (?) Family Nectocarididae Walcott Quarry Raymond Quarry...
    81 KB (1,606 words) - 22:28, 26 July 2025
  • Thumbnail for Jean-Bernard Caron
    Metaspriggina, a primitive fish. Several animals–Odontogriphus, Wiwaxia, Nectocaris, and Hallucigenia–had previously been regarded as new phyla by Stephen...
    6 KB (489 words) - 11:49, 19 March 2023
  • related to molluscs or to polychaete worms. For many years only one fossil Nectocaris was known, poorly preserved and without a counterpart. This fossil was...
    95 KB (9,327 words) - 19:46, 22 May 2025
  • crusticeps Macrocephalus M. elongates Petalilium P. latus Possible synonym of Nectocaris pteryx Parvulonoda P. dubia Phacatrum P. tubifer Phasangula P. striata...
    52 KB (693 words) - 17:41, 14 July 2025
  • in 2025. Nektognathus shares features with both the formerly enigmatic Nectocaris with the stem-chaetognath Timorebestia, suggesting they are closely related...
    2 KB (111 words) - 19:16, 29 July 2025
  • Thumbnail for History of the Burgess Shale
    pp. 237. ISBN 978-0-521-45625-8. e.g. Conway Morris, Simon (1976). " Nectocaris pteryx, a new organism from the Middle Cambrian Burgess Shale of British...
    19 KB (2,582 words) - 17:00, 1 February 2024
  • (Katian) Whetstone Gulf Formation United States ( New York) A relative of Nectocaris; an animal of uncertain phylogenetic placement, possibly a stem-cephalopod...
    426 KB (38,766 words) - 17:31, 11 July 2025