CRAYFISHES. 405 
Astacus caldwell’ Bate, Proc. Zodl. Soc. London, 1865, p. 469. Type 
locality:— Near Antananarivo, Madagascar. 
Type locality: — Madagascar. 
Parastacus Huxley. 
Parasracus Huxley, Proc. Zool. Soe. London, 1878, p. 771. 
1. PARASTACUS PILIMANUS. 
Astacus pilimanus Martens, Arch. Naturgesch., 1869, 35, 1, p. 15. 
Type locality: — Porto Alegre, Brazil. Types, Berlin Mus., Nos. 3,323, 
3,447. 
2. PARASTACUS BRASILIENSIS. 
Astacus brasiliensis Martens, Arch. Naturgesch., 1869, 35, 1, p. 16. 
Type locality: — Porto Alegre, Brazil. Types, Berlin Mus., Nos. 3,322, 
3,448. 
3. PARASTACUS DEFOSSUS. 
Parastacus defossus Faxon, Proc. U. 8. Nat. Mus., Feb. 17, 1898, 20, p. 686. 
Type locality: — Montevideo, Uruguay. Types, U. 8. N. M., No. 19,647; 
paratype, M. C. Z., No. 4,776. 
4. PARASTACUS SAFFORDI. 
Parastacus saffordi Faxon, Proc. U. 8. Nat. Mus., Feb. 17, 1898, 20, p. 683. 
Type locality: — Montevideo, Uruguay. Types, U. S. N. M., No. 12,581; 
paratype, M. C. Z., No. 4,775. 
5. PARASTACUS VARICOSUS. 
Parastacus varicosus Faxon, Proc. U.S. Nat. Mus., Feb. 17, 1898, 20, p. 685. 
Type locality: — Colima, Mexico (by error?). Type, U.S. N. M., No. 4,133. 
6. PARASTACUS CHILENSIS. 
Astacus chilensis M. Edw., Hist. Nat. des Crustacés, 1837, 2, p. 333. 
Type locality: — Coasts of Chile. Type, Mus. Hist. Nat. Paris. 
7. PARASTACUS BIMACULATUS. 
Astacus bimaculatus Philippi, Anales Universidad Chile, 1894, 87, p. 378. 
Parastacus agassizv Faxon, Proc. U.S. Nat. Mus., Feb. 17, 1898, 20, p. 690. 
Type locality: —Taleahuano, Chile. Types, M. C. Z., No. 3,400; paratypes, 
U. S. N. M., No. 12,045. 
Type locality: — Chile. 
