Classification of Cooper and Grant 1974

G. †Acanthocrania Williams 1943
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†Acanthocrania alta Cooper and Grant 1974
†Acanthocrania conferta Cooper and Grant 1974
†Acanthocrania densispina Cooper and Grant 1974
†Acanthocrania intermedia Cooper and Grant 1974
†Acanthocrania magna Cooper and Grant 1974
†Acanthocrania minutispinosa Cooper and Grant 1974
†Acanthocrania platys Cooper and Grant 1974
†Acanthocrania regularis Cooper and Grant 1974
†Acanthocrania vasta Cooper and Grant 1974
G. †Lepidocrania Cooper and Grant 1974
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†Lepidocrania sparsispinosa Cooper and Grant 1974
†Lepidocrania sublamellosa Cooper and Grant 1974
†Lepidocrania tardispinosa Cooper and Grant 1974
G. †Petrocrania Raymond 1910
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†Petrocrania diabloensis Cooper and Grant 1974
†Petrocrania exasperata Cooper and Grant 1974
†Petrocrania septifera Cooper and Grant 1974
†Petrocrania teretis Cooper and Grant 1974
G. †Roemerella Hall and Clarke 1892
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†Roemerella gigantissima Cooper and Grant 1974
G. †Bothrostegium Cooper and Grant 1974
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†Bothrostegium compactum Cooper and Grant 1974
†Bothrostegium derbyoideum Cooper and Grant 1974
†Bothrostegium pusillum Cooper and Grant 1974
G. †Chelononia Cooper and Grant 1974
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†Chelononia neali Cooper and Grant 1974
†Chelononia straminea Cooper and Grant 1974
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Invalid names: Streptorhynchus pyramidale King 1931 [replaced]
G. †Choanodus Cooper and Grant 1974
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†Choanodus anomalus Cooper and Grant 1974
†Choanodus irregularis Cooper and Grant 1974
†Choanodus perfectus Cooper and Grant 1974
G. †Collemataria Cooper and Grant 1974
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†Collemataria americana Girty 1908
†Collemataria batilliformis Cooper and Grant 1974
†Collemataria elongata Cooper and Grant 1974
†Collemataria gregaria Cooper and Grant 1974
†Collemataria irregularis Cooper and Grant 1974
†Collemataria marshalli Stehli 1954
†Collemataria platys Cooper and Grant 1974
†Collemataria spatulata Cooper and Grant 1974
G. †Coscinophora Cooper and Stehli 1955
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†Coscinophora hortoni King 1931
†Coscinophora magnifica Cooper and Grant 1974
†Coscinophora monilifera Cooper and Grant 1974
†Coscinophora nodosa Cooper and Stehli 1955
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†Derbyoides dunbari Cooper and Grant 1974
†Derbyoides marathonensis Cooper and Grant 1974
G. †Diplanus Stehli 1954
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†Diplanus apochordus Cooper and Grant 1974
†Diplanus catatonus Cooper and Grant 1974
†Diplanus lamellatus King 1931
†Diplanus rarus Cooper and Grant 1974
†Diplanus redactus Cooper and Grant 1974
G. †Eolyttonia Frederiks 1924
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†Eolyttonia catilla Cooper and Grant 1974
†Eolyttonia chaotica Cooper and Grant 1974
†Eolyttonia circularis Cooper and Grant 1974
†Eolyttonia cornucopia Cooper and Grant 1974
†Eolyttonia diabloensis Stehli 1954
†Eolyttonia gigantea Cooper and Grant 1974
†Eolyttonia parviconica Cooper and Grant 1974
†Eolyttonia phialiforma Cooper and Grant 1974
†Eolyttonia pocillata Cooper and Grant 1974
†Eolyttonia progressa Cooper and Grant 1974
G. †Geyerella Schellwien 1900
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†Geyerella americana Girty 1908
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Invalid names: Orthotetes campanulatus Girty 1909 [synonym], Orthotetes distortus Girty 1908 [synonym]
†Geyerella hessi Cooper and Grant 1974
†Geyerella inexpectata Cooper and Grant 1974
†Geyerella kingorum Cooper and Grant 1974
G. †Goniarina Cooper and Grant 1969
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†Goniarina appeli Cooper and Grant 1974
†Goniarina diabloensis Cooper and Grant 1974
†Goniarina futilis Cooper and Grant 1974
†Goniarina magniextensa Cooper and Grant 1974
†Goniarina permiana Stehli 1954
†Goniarina pyelodes Cooper and Grant 1969
†Goniarina striata Cooper and Grant 1974
G. †Hypopsia Cooper and Grant 1974
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†Hypopsia versuta Cooper and Grant 1974
G. †Loxophragmus Cooper and Grant 1974
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†Loxophragmus ellipticus Cooper and Grant 1974
G. †Meekella
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†Meekella angustiplicata Cooper and Grant 1974
†Meekella attenuata Girty 1908
†Meekella calathica Cooper and Grant 1974
†Meekella caperata Cooper and Grant 1974
†Meekella circularis Cooper and Grant 1974
†Meekella enormis Cooper and Grant 1974
†Meekella hessensis King 1931
†Meekella intermedia Cooper and Grant 1974
†Meekella magnifica Cooper and Grant 1974
†Meekella occidentalis Newberry 1861
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Invalid names: Meekella grandis King 1931 [synonym], Streptorhynchus pyramidalis Newberry 1861 [synonym]
†Meekella prionota Cooper and Grant 1974
†Meekella skenoides Girty 1908
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Invalid names: Meekella difficilis Girty 1908 [synonym]
†Meekella texana King 1931
G. †Niviconia Cooper and Grant 1974
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†Niviconia abrupta Cooper and Grant 1974
†Niviconia globosa King 1931
G. †Nothopindax Cooper and Grant 1974
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†Nothopindax egregius Cooper and Grant 1974
G. †Ombonia Caneva 1906
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†Ombonia guadalupensis Girty 1908
†Ombonia invecta Cooper and Grant 1974
G. †Orthotetella King 1931
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G. †Petasmaia Cooper and Grant 1969
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†Petasmaia expansa Cooper and Grant 1969
G. †Poikilosakos Watson 1917
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†Poikilosakos informis Cooper and Grant 1974
G. †Pseudoleptodus Stehli 1956
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†Pseudoleptodus annosus Cooper and Grant 1974
†Pseudoleptodus conicus Cooper and Grant 1974
†Pseudoleptodus cucullatus Cooper and Grant 1974
†Pseudoleptodus giganteus Cooper and Grant 1974
†Pseudoleptodus grandis Cooper and Grant 1974
†Pseudoleptodus granulosus Cooper and Grant 1974
†Pseudoleptodus lepidus Cooper and Grant 1974
†Pseudoleptodus nodosus Cooper and Grant 1974
†Pseudoleptodus primitivus Cooper and Grant 1974
G. †Rigbyella Stehli 1956
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†Rigbyella girtyi Wanner and Sieverts 1935
G. †Sceletonia Cooper and Grant 1974
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†Sceletonia crassa Cooper and Grant 1974
G. †Schuchertella Girty 1904
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†Schuchertella subvexa Cooper and Grant 1974
G. †Tropidelasma Cooper and Grant 1969
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†Tropidelasma anthicum Cooper and Grant 1974
†Tropidelasma corniculum Cooper and Grant 1974
†Tropidelasma costellatum Cooper and Grant 1974
†Tropidelasma culmenatum Cooper and Grant 1969
†Tropidelasma curtum Cooper and Grant 1974
†Tropidelasma furcillatum Cooper and Grant 1974
†Tropidelasma gregarium Girty 1908
†Tropidelasma pygmaeum Girty 1908
†Tropidelasma rhamphodes Cooper and Grant 1974
†Tropidelasma robertsi Cooper and Grant 1974
†Tropidelasma strobilum Cooper and Grant 1974
G. †Isogramma
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†Isogramma concavum Cooper and Grant 1974
†Isogramma diabloense Cooper and Grant 1974
†Isogramma lobatum Cooper and Grant 1974
†Isogramma vidriense Cooper and Grant 1974
Fm. †Derbyiidae Stehli 1954
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G. †Derbyia Waagen 1884
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†Derbyia bella Cooper and Grant 1974
†Derbyia carteri Cooper and Grant 1974
†Derbyia cincinnata Cooper and Grant 1974
†Derbyia complicata Cooper and Grant 1974
†Derbyia crenulata Girty 1908
†Derbyia elevata King 1931
†Derbyia filosa Cooper and Grant 1974
†Derbyia informis Cooper and Grant 1974
†Derbyia laqueata Cooper and Grant 1974
†Derbyia nasuta Girty 1908
†Derbyia pannucia Cooper and Grant 1974
†Derbyia profunda Cooper and Grant 1974
†Derbyia scitula Cooper and Grant 1974
†Derbyia strophomenoidea Cooper and Grant 1974
†Derbyia texta Cooper and Grant 1974
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Invalid names: Orthotetes declivis Girty 1908 [synonym]