228 U. S. BUREAU OF FISHERIES 



1782. Liopsetta obscura (Herzenstein). 



Sea of Okhotsk. 



Pleuronectes obscurus Herzenstein, Melanges Biologiques, 1890, 127, 

 Manchuria. 



Genus 598. MICROSTOMUS Gottsche. Smear dabs. 



Microsiomus Gottsche, Archiv fiir Naturgesch., 1835, 150 (Af. latidens 



Gottsche); not Microstoma Risso, 1826. 

 Cynicoglossus Bonaparte, Fauna Italica, 1837, fasc. XTX (Pleuronectes 



cynoglossus Nilsson); not of Lmuteus = Pleuronectes kitt Walbaum. 

 Cynoglossa Bonaparte, Cat. Metod., 1845, 48 (Pleuronectes cynoglossus 



Linnaeus). 

 Brachyprosopon Bleeker, Versl. Akad. Amsterdam, XIII, 1862, 428 



(Pleuronectes microcephalus Donovan-- P. kitt Walbaum). 

 Cynicoglossus Jordan and Gilbert, Synopsis, 1883, 460 (Pleuronectes 



microcephalus Donovan), microstomus being regarded as preoccupied, 



1783. Microstomus kitt (Walbaum). Smear dab. 



Arctic Europe, west to the sea between Greenland and Iceland. 

 Rhombus laevis cornubiensis Jago in Ray, "Syn. Pise, 1713, 162, Tab. 



1, fig. 1-" 

 Smear dab Pennant, British Zoology, III, 1776, 230, pi. 41. 

 Pleuronectes kitt Walbaum, Artedi Pise, III, 1792, 120; after Ray. 

 Pleuronectes quenseli Holboll, Bohusliins, Sweden. 

 Pleuronectes quadridens Fabricius, Afhandl., Kongl. Dank. Vid. Selsk., 



I, 1824, 39, Iceland. 

 Microstomus latidens Gottsche, Archiv fiir Naturgesch., 1835, 150, 



Zealand. 

 Pleuronectes gilli Steindachner, Ichth. Notizen, VII, 1868, polar sea, 



north of Iceland. 



1784. Microstomus paciflcus (Lockington). 



Pacific coast of North America, Monterey to Vancouver Island and 



probably northward. 

 Glyptocephalus pacificus Lockington, Rept. Calif. Com. Fish., 1878-79, 



43, off Point Reyes, Calif. 



Genus 599. EMBASSICHTHYS Jordan and Evermann. 



Embassichthys Jordan and Evermann, Check List, 1895 (1896), 506 

 (Cynicoglossus bathybius Gilbert). 



1785. Embassichthys bathybius (Gilbert). 



Coast of California, south of Point Conception. 



Cynicoglossus bathybius Gilbert, Proc. U. S. Nat. Mus., XIII, 1890, 123, 



Santa Barbara Channel at Albatross station 2980, lat. 33° 49' 45" 



N., long. 119° 24' 30" W., in 603 fathoms. 



Genus 600. GLYPTOCEPHALUS Gottsche. 



Glyptocephalus Gottsche, Archiv fiir Naturgesch., 1835, 156 (Pleuro- 

 nectes saxicola Fabricius = P. cynoglossus Linnaeus). 



1786. Glyptocephalus cynoglossus (Linnaeus). Craig fluke; Pole flounder; 



Gray sole; Lemon sole. 

 North Atlantic, chiefly in deep water, south to Cape Cod and P'rance. 

 Pleuronectes cynoglossus Linnaeus, Syst. Nat., ed. X, 1758, 269; after 



Gronow. 

 Pleuronectes saxicola Faber, Tidsskr. fiir Naturv., 5 B., 1828, 244, 



Denmark. 

 Glyptocephalus acadianus Gill, Proc. Acad. Nat. Sci. Phila., XXV, 1873, 



360, Nova Scotia. 



Genus 601. ERREX Jordan. 



Errex Jordan, Proc. Acad. Nat. Sci. Phila., LXXI, 1919, 343 (Glypto- 

 cephalus zachirus Lockington). 



1787. Errex zachirus (Lockington). Rex sole; Long-finned sole. 



Waters of moderate depth of the northern Pacific; from San Francisco 



northward. 

 Glyptocephalus zachirus Lockington, Proc. U. S. Nat. Mus., II, 1879, 



88, San Francisco. 



