Procambarus
Procambarus | ||||||||||||
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Red American crayfish ( Procambarus clarkii ) |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Procambarus | ||||||||||||
Ortmann , 1905 |
The genus Procambarus from the superfamily of crayfish (Astacoidea) is native to North and Central America and includes u. a. the parthenogenetic marble cancer and the Florida blue cancer ( P. alleni ). Most of the species in the genus are found in southern North America .
With over 140 species, Procambarus is the most numerous genus of the crayfish.
features
All species that are included in this genus are characterized by a similar structure of the body in the head-chest area (front body) and the structured abdomen. Both are covered by a thick armor ( carapace ). There are five pairs of legs on the front body, with the foremost pair of legs being transformed into large scissors. The rest of the legs serve as walking legs with gills hanging on them, with which the crayfish breathes.
The limbs of the 1st abdominal ring of the male are transformed into a gonopodium . The female carries the eggs and later the newly hatched young on the underside of the abdomen. Typical of the genus are small, thorn-shaped hooks on the base element of the male's striding legs to hold the females during copulation ( ischium hook) , the sperm store ( annulus ventralis ) of the females and, to match, the sperm groove of the males.
Cancer plague
In the meantime, many species of the genus Procambarus are distributed worldwide as a neozoon . All species are possible carriers of crayfish plague , a disease caused by water molds such as Aphanomyces astaci that affects all European crayfish species and endangers their population.
Subgenera
- Procambarus (Acucauda) Hobbs, 1972
-
Procambarus (Austrocambarus) Hobbs, 1972
- Procambarus vasquezae Villalobos, 1954
- Procambarus (Capillicambarus) Hobbs 1972
- Procambarus (Girardiella) Lyle, 1938
- Procambarus (Hagenides) Hobbs, 1972
-
Procambarus (Leconticambarus) Hobbs, 1972
- Florida blue crab ( Procambarus alleni faxon, 1884)
- Procambarus (Lonnbergius) Hobbs, 1972
- Procambarus (Mexicambarus) Hobbs, 1972
- Procambarus (Ortmannicus) Fowler, 1912
- Procambarus (Paracambarus) Ortmann, 1906
- Procambarus (Pennides) Hobbs, 1972
- Procambarus (Procambarus) Ortmann, 1905
- Procambarus (Remoticambarus) Hobbs, 1972
-
Procambarus (Scapulicambarus) Hobbs, 1972
- Red American crayfish ( Procambarus clarkii Girard, 1852)
- Procambarus (Tenuicambarus) Hobbs, 1972
- Procambarus (Villalobosus) Hobbs, 1972
- incertae sedis
More types
- Procambarus ablusus , Penn, 1963
- Procambarus acherontis , Lonnberg, 1894
- Procambarus acutissimus , Girard, 1852
- Procambarus acutus , Girard, 1852
- Procambarus advena , LeConte, 1856
- Procambarus alleni , Faxon, 1884
- Procambarus ancylus , Hobbs, 1972
- Procambarus angustatus , LeConte, 1856
- Procambarus apalachicolae , Hobbs, 1942
- Procambarus attiguus , Hobbs, 1992
- Procambarus barbatus , Faxon, 1890
- Procambarus barbiger , Fitzpatrick, 1978
- Procambarus bivittatus , Hobbs, 1942
- Procambarus blandingii , Harlan, 1830
- Procambarus braswelli , Cooper 1998
- Procambarus brazoriensis , Albaugh, 1975
- Procambarus capillatus , Hobbs, 1971
- Procambarus caritus , Hobbs, 1981
- Procambarus ceruleus , Fitzpatrick and Wicksten
- Procambarus citlaltepetl , Rojas 1999
- Procambarus chacei , Hobbs, 1958
- Procambarus clemmeri , Hobbs, 1975
- Procambarus cometes , Fitzpatrick, 1978
- Procambarus connus , Fitzpatrick, 1978
- Procambarus curdi , Reimer, 1975
- Procambarus delicatus , Hobbs and Franz, 1953
- Procambarus dupratzii , Penn, 1953
- Procambarus echinatus , Hobbs, 1956
- Procambarus econfinae , Hobbs, 1942
- Procambarus elegans , Hobbs, 1969
- Procambarus enoplosternum , Hobbs, 1947
- Procambarus epicyrtus , Hobbs, 1958
- Procambarus erythrops Relyea and Sutton, 1975
- Procambarus escambiensis , Hobbs, 1942
- Procambarus evermanni , Faxon, 1890
- Procambarus fallax , Hagen, 1870
- Procambarus ferrugineus , Hobbs and Robison, 1988
- Procambarus fitzpatricki , Hobbs, 1972
- Procambarus franzi , Hobbs and Lee, 1976
- Procambarus geminus , Hobbs, 1975
- Procambarus geodytes , Hobbs, 1942
- Procambarus gibbus , Hobbs, 1969
- Procambarus gracilis , Bundy, 1876
- Procambarus hagenianus , Faxon, 1884
- Procambarus hayi , Faxon, 1884
- Procambarus beini , Ortmann, 1905
- Procambarus hirsutus , Hobbs, 1958
- Procambarus horsti , Hobbs and Means, 1972
- Procambarus howellae , Hobbs, 1952
- Procambarus hubbelli , Hobbs, 1940
- Procambarus hybus , Hobbs and Walton, 1957
- Procambarus incilis , Penn, 1962
- Procambarus jaculus , Hobbs and Walton, 1957
- Procambarus kensleyi , Hobbs, 1990
- Procambarus kilbyi , Hobbs, 1940
- Procambarus lagniappe , Black, 1968
- Procambarus latipleurum , Hobbs, 1942
- Procambarus lecontei , Hagen, 1870
- Procambarus leitheuseri Franz and Hobbs, 1983
- Procambarus leonensis , Hobbs, 1942
- Procambarus lepidodactylus , Hobbs, 1947
- Procambarus lewisi , Hobbs and Walton, 1959
- Procambarus liberorum , Fitzpatrick, 1978
- Procambarus litosternum , Hobbs, 1947
- Procambarus lophotus , Hobbs and Walton, 1960
- Procambarus lucifugus , Hobbs, 1940
- Procambarus lunzi , Hobbs, 1940
- Procambarus lylei , Fitzpatrick and Hobbs, 1971
- Procambarus mancus , Hobbs and Walton, 1957
- Procambarus marthae , Hobbs, 1975
- Procambarus medialis , Hobbs, 1975
- Procambarus milleri , Hobbs, 1971
- Procambarus morrisi , Hobbs and Franz
- Procambarus natchitochae , Penn, 1953
- Procambarus nechesae , Hobbs, 1990
- Procambarus nigrocinctus , Hobbs, 1990
- Procambarus nueces , Hobbs & Hobbs
- Procambarus okaloosae , Hobbs, 1942
- Procambarus orcinus , Hobbs and Means, 1972
- Procambarus ouachitae , Penn, 1954
- Procambarus paeninsulanus , Faxon, 1914
- Procambarus pallidus , Hobbs, 1940
- Procambarus parasimulans , Hobbs & Robinson, 1986
- Procambarus pearsei , Creaser, 1934
- Procambarus pecki , Hobbs, 1967
- Procambarus penni , Hobbs, 1951
- Procambarus petersi , Hobbs, 1981
- Procambarus pictus , Hobbs, 1940
- Procambarus planirostris , Penn, 1953
- Procambarus plumimanus , Hobbs and Walton, 1958
- Procambarus pogum , Fitzpatrick, 1978
- Procambarus pubescens , Faxon, 1884
- Procambarus pubischelae , Hobbs, 1942
- Procambarus pycnogonopodus , Hobbs, 1942
- Procambarus pygmaeus , Hobbs, 1942
- Procambarus raneyi , Hobbs, 1953
- Procambarus rathbunae , Hobbs, 1940
- Procambarus regalis , Hobbs and Robison, 1988
- Procambarus reimeri , Hobbs, 1979
- Procambarus rogersi , Hobbs, 1938
- Procambarus seminolae , Hobbs, 1942
- Procambarus shermani , Hobbs, 1942
- Procambarus simulans , Faxon, 1884
- Procambarus spiculifer , LeConte, 1856
- Procambarussteigmani , Hobbs, 1991
- Procambarus suttkusi , Hobbs, 1953
- Procambarus talpoides , Hobbs, 1981
- Procambarus tenuis , Hobbs, 1950
- Procambarus texanus , Hobbs, 1971
- Procambarus troglodytes , LeConte, 1856
- Procambarus truculentus , Hobbs, 1954
- Procambarus tulanei , Penn, 1953
- Procambarus vasquezae , Villalobos, 1954
- Procambarus verrucosus , Hobbs, 1952
- Procambarus versutus , Hagen, 1870
- Procambarus viaeviridis , Faxon, 1914
- Procambarus vioscai , Penn, 1946
- Procambarus vioscai paynei , Fitzpatrick 1990
- Procambarus youngi , Hobbs, 1942
- Procambarus zonangulus , Hobbs
literature
- Arnold Edward Ortmann: Procambarus, a new subgenus of the genus Cambarus. Annals of the Carnegie Museum, III, 3, 1905 (first description)