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Extinct genus of arthropods
perfecta. It was placed into the new separate genus Canadaspis in 1960 by Novozhilov. Canadaspis was historically interpreted as a crustacean, but this
Canadaspis
Extinct order of arthropods
suspension feeding niches. Life restoration of Waptia Life restoration of Canadaspis laevigata Tokummia is the earliest known animal bearing pincers Only 2 cm-long
Hymenocarina
Cambrian arthropod
protrude near the eyes. Similar structures are known from the related Canadaspis as well as other mandibulates, and are thought to correspond to the hemi-ellipsoid
Waptia
Extinct genus of crustaceans
species of Canadaspis being historically described as members of Hymenocaris, the clade Hymenocarina has been used for the clade containing Canadaspis and its
Hymenocaris
Extinct group of arthropods
multinodosa †Clypecaris pteroidea †Waptia fieldensis †Perspicaris dictynna †Canadaspis perfecta †Tokummia katalepsis †Branchiocaris pretiosa †Nereocaris exilis
Thylacocephala
Subphylum of arthropods
(January 23, 1978). "The morphology, mode of life, and affinities of Canadaspis perfecta (Crustacea: Phyllocarida), Middle Cambrian, Burgess Shale, British
Crustacean
Extinct genus of arthropods
Kunmingella Kunyangella Hymenocarina Perspicaris recondita Perspicaris dictynna Canadaspis Branchiocaris Tokummia Nereocaris exilis Fibulacaris Pakucaris Nereocaris
Balhuticaris
Genus of extinct arthropod
Pectocaris inopinata Canadaspis laevigata Protocaris marshi Tuzoia retifera Branchiocaris pretiosa Tokummia katalepsis Canadaspis perfecta Perspicaris
Cassicaris
Extinct genus of arthropods
multinodosa †Clypecaris pteroidea †Waptia fieldensis †Perspicaris dictynna †Canadaspis perfecta †Tokummia katalepsis †Branchiocaris pretiosa †Nereocaris exilis
Tanazios
Extinct genus of crustaceans
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Pectocaris
Extinct genus of arthropods
species. It bears a superficial resemblance to the Cambrian arthropod, Canadaspis, though, was much smaller, and had a pair of "great appendages", with
Occacaris
Genus of bivalved hymenocarine arthropod
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Nereocaris
Extinct genus of Cambrian bivalved arthropod
Tokummia Branchiocaris Plenocaris Ercaicunia Clypecaris Pauloterminus Canadaspis Waptia Chuandianella Vermontcaris Odaraiidae Odaraia Jugatacaris Fibulacaris
Odaraia
Extinct species of arthropod
Tokummia Branchiocaris Plenocaris Ercaicunia Clypecaris Pauloterminus Canadaspis Waptia Chuandianella Vermontcaris Odaraiidae Odaraia Jugatacaris Fibulacaris
Tokummia
Silurian genus of arthropods
multinodosa †Clypecaris pteroidea †Waptia fieldensis †Perspicaris dictynna †Canadaspis perfecta †Tokummia katalepsis †Branchiocaris pretiosa †Nereocaris exilis
Cascolus
Extinct genus of bivalved arthropod
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Pakucaris
Extinct genus of arthropod
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Synophalos
Extinct genus of arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Duplapex
Extinct genus of bivalved arthropod
Arthropoda Genus: Perspicaris Briggs 1977 Species P. recondita Briggs 1977 P. dictynna (type species, =Canadaspis dictynna Simonetta & Delle Cave 1975)
Perspicaris
Extinct genus of arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Ercaicunia
Genus of crustaceans
Tokummia Branchiocaris Plenocaris Ercaicunia Clypecaris Pauloterminus Canadaspis Waptia Chuandianella Vermontcaris Odaraiidae Odaraia Jugatacaris Fibulacaris
Branchiocaris
Possible extinct mandibulate arthropod
multinodosa †Clypecaris pteroidea †Waptia fieldensis †Perspicaris dictynna †Canadaspis perfecta †Tokummia katalepsis †Branchiocaris pretiosa †Nereocaris exilis
Acheronauta
Extinct genus of arthropod
Tokummia Branchiocaris Plenocaris Ercaicunia Clypecaris Pauloterminus Canadaspis Waptia Chuandianella Vermontcaris Odaraiidae Odaraia Jugatacaris Fibulacaris
Tuzoia
Extinct shrimp-like stem group crustacean
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Pauloterminus
Geologic formation in British Columbia, Canada
vendotaenids and Naraoia, alongside possible specimens of Habelia, Ottoia and Canadaspis in addition to several problematic taxa. Earth sciences portal Canada
Duchesnay_Formation
Member of the Langston Formation in Idaho and Utah, United States
biozones. Generic list of the fauna of the Spence Shale: Anomalocaris Canadaspis Caryosyntrips Dioxycaris Hurdia Isoxys Leanchoilia Meristosoma Mollisonia
Spence_Shale
Genus of Cambrian arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Protocaris
Fossil-bearing rock formation in the Canadian Rockies
Artist's impression of the benthic environment of the site, showing Canadaspis perfecta gathering to mate and moult in the Walcott Quarry of the Burgess
Burgess_Shale
Clade of arthropods
Petalopleura Order Xandarellida Cindarella Xandarella Phytophilaspis Trilobites, subclass Trilobita Hexapoda Crustaceans Yohoia Canadaspis Fuxianhuia
Arachnomorpha
Extinct genus of arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Clypecaris
Extinct genus of bivalved arthropod
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Jugatacaris
Fossil flora and fauna of the Burgess Shale
of the earliest known examples of parental care in the fossil record. Canadaspis Arthropoda Order Hymenocarina Walcott Quarry A hymenocarine that is thought
Paleobiota of the Burgess Shale
Paleobiota_of_the_Burgess_Shale
†Callocladia †Camarotoechia †Campbelloceras – tentative report †Canadaspis †Canadaspis perfecta – or unidentified comparable form †Canadia †Caninia †Cardiopteris
List of the prehistoric life of Utah
List_of_the_prehistoric_life_of_Utah
Extinct genus of arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Loricicaris
American paleontologist (born 1966)
trilobite (Acastidae); Trimerus; Wanneria. Anomalocaris; Branchiocaris; Canadaspis; Chancelloriidae; Coronatae; Herpetogaster; Hurdia; Medusozoa; Narcomedusae;
Bruce_S._Lieberman
Extinct species of arthropod
veins, and is superficially similar in shape to those of Phyllocarida and Canadaspis, the latter of which also occurs in the Burgess Shale. Jean Vannier, Mark
Carnarvonia_venosa
Extinct genus of arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Plenocaris
Reconstruction of Canadaspis laevigata
Paleobiota of the Maotianshan Shales
Paleobiota_of_the_Maotianshan_Shales
Geologic formation in Utah notable for trilobite fossils
hymenocarine Branchiocaris sp. Cambropodus gracilis - possible myriapod Canadaspis perfecta - hymenocarine Dicerocaris opisthoeces Dicranocaris guntherorum
Wheeler_Shale
Genus of fossil Arthropod
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Fibulacaris
Extinct genus of arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Xiazhuangocaris
Fossilized fauna of Burgess shale
because its appendages (legs, mouth-parts) are very similar. Waptia, Canadaspis and Plenocaris had bivalve-like carapaces. It is uncertain whether these
Burgess_Shale-type_fauna
Genus of Devonian arthropod
multinodosa †Clypecaris pteroidea †Waptia fieldensis †Perspicaris dictynna †Canadaspis perfecta †Tokummia katalepsis †Branchiocaris pretiosa †Nereocaris exilis
Captopodus
locality for species †Camerella †Campbelloceras – tentative report †Canadaspis †Canadaspis perfecta – or unidentified comparable form †Canadia †Canadiphyllum
List of the Paleozoic life of Utah
List_of_the_Paleozoic_life_of_Utah
Extinct genus of arthropods
Clade: Panarthropoda Phylum: Arthropoda Clade: Mandibulata Hymenocarina Canadaspis Cassicaris Clypecaris ?Dioxycaris Ercaicunia ?Erjiecaris ?Forfexicaris
Yunnanocaris
Derek (23 January 1978). "The morphology, mode of life, and affinities of Canadaspis perfecta (Crustacea: Phyllocarida), Middle Cambrian, Burgess Shale, British
List_of_Cambrian_arthropods
Mid-Cambrian fossils from a deposit in British Columbia, Canada
stabilizers. Canadaspis Arthropoda Order Hymenocarina 4000 specimens from the Burgess Shale A relative of modern-day shrimp, most Canadaspis specimens preserve
Fossils_of_the_Burgess_Shale
†Brongniartella †Brunsia †Bumastus †Calymene †Calyptaulax †Camarotoechia †Canadaspis †Cancelloceras †Cancelloceras elegans – or unidentified comparable form
List of the prehistoric life of Nevada
List_of_the_prehistoric_life_of_Nevada
form †Camarotoechia pahranagatensis †Camarotoechia vesper †Camerella †Canadaspis †Canadiphyllum †Cancelloceras †Cancelloceras elegans – or unidentified
List of the Paleozoic life of Nevada
List_of_the_Paleozoic_life_of_Nevada
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