-
Habelia is a
genus of
extinct arthropod from the
Middle Cambrian,
thought to be one of the
earliest known relatives of chelicerates. Its
fossils have...
- It is
divided into two families,
Habeliidae (monotypic,
containing only
Habelia), and
Sanctacarididae (containing Sanctacaris,
Utahcaris and Wisangocaris)...
-
affinities regain support in
later observations,
alongside the re****ignment of
Habelia optata as a sanctacaridid-related
basal chelicerate. It has been placed...
-
closer to that of Dibasterium. Unusually, it also
shares some
features with
Habelia like the anal
pouch and
structure of the
opisthosomal tergites. Phylogenic...
-
slightly longer than the body length.
Molaria was
superficially similar to
Habelia,
another Burgess Shale arthropod with a long tail spine, but
which possessed...
- than sea spiders) than the
basal chelicerate genera of
Habeliida (e.g.
Habelia, Sanctacaris).
Three species (P. symmetrica, P. gracilis, P. plenovenatrix)...
- Ptychopariidae.
Habelia Arthropoda Chelicerata Walcott Quarry Raymond Quarry Tulip Beds?
While previously enigmatic, a 2017
redescription found that
Habelia formed...
-
analyses place it
along with
Leanchoilia and
Yohoia as well as Sanctacaris,
Habelia,
Sarotrocercus and Sidneyia,
somewhere within the arachnomorpha. The closeness...
- the
Silurian Herefordshire Lagerstätte, it also
shows similarities to
Habelia from the Cambian, and thus
serves as a
transitional form
among Ordovician...
-
Genus Year of
Discovery Location of
Fossils Sanctacaris 1988
Burgess Shale Habelia 1912
Burgess Shale Mollisonia 1912
Maotianshan Shales Burgess Shale Langston...