Dakoticancroidea is a

superfamily SUPERFAMILY is a database and search platform of structural and functional annotation for all proteins and genomes. It classifies amino acid sequences into known structural domains, especially into SCOP superfamilies. Domains are functional, str ...

fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...

crab Crabs are decapod crustaceans of the infraorder Brachyura (meaning "short tailed" in Greek language, Greek), which typically have a very short projecting tail-like abdomen#Arthropoda, abdomen, usually hidden entirely under the Thorax (arthropo ...

s divided into the following two

families Family (from ) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictability, structure, and safety as ...

: *†

Dakoticancridae Dakoticancroidea is a superfamily of fossil crabs divided into the following two families Family (from ) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). It forms ...

**† ''

Avitelmessus ''Avitelmessus grapsoideus'' is an extinct species of crab from the Late Cretaceous Peedee Formation and Ripley Formation of the United States.Rathbun, M. J. (1923). "Decapod Crustaceans from the Upper Cretaceous of North Carolina." ''North Caro ...

'' **† '' Dakoticancer'' **† '' Tetracarcinus'' *†

Ibericancridae Dakoticancroidea is a superfamily (zoology), superfamily of fossil crabs divided into the following two family (biology), families: *† Dakoticancridae **† ''Avitelmessus'' **† ''Dakoticancer'' **† ''Tetracarcinus'' *† Ibericancrida ...

**† ''

Ibericancer ''Ibericancer'' is a monotypic genus of fossil crabs. Its single species, ''Ibericancer sanchoi'', was found in Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North A ...

'' **† ''

Seorsus ''Seorsus'' is a genus of flowering plants in the family Myrtaceae. The occurrence of the four species in Australia and Borneo is widely spaced, and is thought to be indicative that the genus predates the breakup of Gondwana. Species include: ...

'' **† '' Sodakus'' **† '' Tropidicarcinus''

References

Dromiacea Santonian first appearances Maastrichtian extinctions Taxa named by Mary J. Rathbun Arthropod superfamilies {{paleo-crustacean-stub