No.TJ2L>. ISO PODS OF THE ATLANTIC COAST— RICH A IIDSOX. 557 



Family XVII. MUNNOPSIDiE. 



ANALYTU'.W, KEY TO THE GENERA OP MrNNOPSID.E. 



((. Tiead of iiiodfrate i^ize, deejily emarginate on each Hide for the iiiHertion of the 

 anteunie, frontal part i^roduced. First four thoracic segments transversely 

 excavated dorsally. Superior antennae with flagelluni multiarticulate. Nata- 

 tory legs of the same structure, carpal joint foliaceous. 

 h. Body with anterior division much broader than posterior; tliree posterior 

 segments densely crowded together. Caudal segment oblong-oval. Mandibles 

 without any molar expansion; cutting edge but slightly dentated. First two 

 pairs of legs of same structure, though somewhat different in size; two suc- 

 ceeding pairs elongated. Dactylus wanting on natatory legs. Ilropoda simple, 



l)iarticu]ate 56. Mnnnojms. 



h/ Body with anterior division less sharply marked off from posterior; three 

 l)osterior segments very large and broad. Caudal segment semioval. Man- 

 dibles with molar expansion; cutting edge divided into strong teeth. First 

 pairs of legs shorter than three succeeding pairs, which are suljequal and very, 

 much elongated. Dactylus distinct on natatory legs. Uropoda biramous, 

 branches single jointed 57. Eurycope. 



€•/. Head very large and broad, transversely truncated in front, lateral parts greatly 

 expanded. First four thoracic segments slightly excavated transversely. 

 Superior antennse with flagellum not much elongated. First two pairs of nata- 

 tory legs of similar structure, carpal joint large and expanded, cordiform; last 

 pair nmch narrower than two succeeding jjairs, carpal joint but slightly 

 ex})ande<I. Caudal segment triangular in form 58. Ilyarachna. 



B6. MUNNOPSIS M. Sars. 



134. MUNNOPSIS TYPICA M. Bars. 



Miinuopsis tj/pica M. Saes, Chr. Vid. Selsk. Forh., 1860, p. 84, 1861; Christ. Fjord 

 Fauna, 1868, p. (70), pis. vi, vii, figs. 101-138; Chr. Vid. Selsk. Forh., 1868, 

 p. 261, 1869.— G. 0. Sars, Chr. A^id. Selsk. Forh., 1863, p. 206, 1864; Reise ved 

 Kyst. af Christ., 1866, p. (5); Christ. Fjord Dybvands-fauna, 1869, p. (44); 

 Chr. Vid. Selsk. Forh., 1872, p. 79, 1873; Arch. Math. Nat., II, 1877, p. 353 

 (253). — BucHHOLZ, Zweite Deutsche Nordpolfahrt, Crust., 1874, p. 285. — 

 Hellek, Denksch. Acad. Wiss. Wien, XXXV, 1875, p. (14) 38.— Norman, 

 Proc. Royal Soc, XXV, 1876, p. 208.— Miers, Ann. Mag. Nat. Hist. (4), XX, 

 1877, p. 05.— Harger, Proc. U. S. Nat. Mus., II, 1879, p. 159; Report U. S. 

 Conunissioner of Fish and Fisheries, 1880, Pt. 6, pp. 330-332, pi. 11, fig. 11.— 

 Axel Ohlix, Bidrag till Kannedomen om Malakostrakfaunan i Baffin Bay 

 och Smith Sound, 1895, p. 18 (see Harger for synonymy). 



Ilahitaf. — Bay of Fundy; Gulf of St. Lawrence; Baffin Bay; Davis 

 Straits; Murchison Sound; 72^ 8' N. lat., 74^^ 20' W. long.; 71^ 57' N. 

 lat., 73° 56' W. long.; Cape Napoleon, GrinnellLand; between Norway 

 and Iceland; Cliristiania liord; Christiania Sound; off Storcg-gon; 

 Loffodcn Islands; coast of Finmark; Spitzbergen; Arctic Ocean; Kara 

 Sea. 



/Ay>///.— 5 to 11^2 fathoms. 



