96 BULLETIN 129_, UNITED STATES NATIONAL MUSEUM 



ANALOGOUS SPECIES OF EUPROGNATHA ON OPPOSITE SIDES OF THE CONTINENT 



Atlantic Pacific 



raslellifera XhiUda 



rastellifera marthae J -^ ' 



EUPROGNATHA RASTELLIFERA Stimpson 

 EUPROGNATHA RASTELLIFERA MARTHAE, new subspecies 

 EUPROGNATHA RASTELLIFERA ACUTA A. Mihie Edwards 



Plate 33; plate 34, figs. 1 and 2; plate 35, figs. 3 and 4; plate 216 



Euprognatha rastellifera Stimpson, Bull. Mus. Comp. Zool., vol. 2, 1871, 

 p. 123 (type-locality, Florida Keys, 80 to 138 fathoms; type not extant). — ■ 

 A. Milne Edwards, Crust. Reg. Mex., 1878, p. 183 {Euprognata) ; 1879, 

 pi. 33, figs. 2-2e; Bull. Mus. Comp. Zool., vol. 8, 1880, p. 7. — Smith, 

 Proc. U. S. Nat. Mus., vol. 3, 1880 (1881), p. 415, and vol. 6, 1883, p. 9; 

 Rept. U. S. Fish Commr. for 1882 (1884), p. 347, pi. 1, figs. 3 and 3a, 

 and for 1885 (1886), p. 621.— Rathbun, Proc. U. S. Nat. Mus., vol. 17, 

 1894, p. 55; Bull. U. S. Fish Comm., vol. 20, for 1900, part 2 (1901), p. 58. 



Euprognatha inermis A. Milne Edwards, Crust. R6g. Mex., 1878, p. 183, 

 (Euprognata) ; 1879, pi. 35, figs. 2 and 2a (type-locality, Guadeloupe; 

 type in Paris Mus.); Bull. Mus. Comp. Zool., vol. 8, 1880, p. 7. — A. 

 Milne Edwards and Bouvier, Mem. Mus. Comp. Zool., vol. 47, 1923, 

 p. 374, text-fig. 17. 



Euprognatha acuta A. Milne Edwards, Crust. Reg. Mex., 1880, p. 348 

 (type-localities, St. Kitts, St. Vincent, and Barbados, 84 to 208 fathoms; 

 types. Cat. Nos. 2728, 2580, 2600, M. C. Z.); Bull. Mus. Comp. Zool., 

 vol. 8, 1880, p. 7. — A. Milne Edwards and Bouvier, Mem. Mus. Comp. 

 Zool., vol. 47, 1923, p. 376, pi. 11, fig. 3. 



Euprognatha rastellifera spinosa Rathbun, Proc. U. S. Nat. Mus., vol. 17> 

 1894, p. 55 (type-locality, off Havana; holotype. Cat. No. 18108, U.S.N.M.). 



? Inachus cardenensis Gundlach and Torralbas, An. Acad. Habana, vol. 

 36, 1899 (1900), p. 299, text-fig. (type-locaUty, Bay of Cardenas, 

 Cuba; type in Mus. Habana?); reprint, 1917, pi. [1], fig. 3. 



Diagnosis. — x4.ntennal spines nearly or 

 quite as advanced as the front and directed 

 obliquely forward. Interantennular spine 

 equaling or surpassing the front. Four 

 principal regions of carapace each sur- 

 mounted by a spine or tubercle. 



Description. — Carapace granulate, a tu- 

 bercle or spine on the gastric, cardiac, and 

 each branchial region and on supraorbital 

 margin. Postorbital projection dentiform, 

 tapering to a slender point. Frontal teeth 

 short, spiniform or triangular; basal anten- 

 nal article terminating in a slender spine 

 Fig. 30.-EUPROGNATHA RASTELLi- dlrcctcd obllqucly forward and equally ad- 

 FERA MARTHAE (3350), MAxiLLiPED, yauccd wlth thc frout or nearly so. In- 

 ^ ^ ■ terantennular spine inclined downward, 



equaling or surpassing the front. A few small spines on sides of 

 branchial and on hepatic and pterygostomian regions. Sternum 

 regularly granulated, except on concave portion between the chelipeds. 



