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Marcu, 1914. List or FisHes or Costa Rica — MEEK. 119 
the use of dynamite. In Costa Rica this species and Joturus pichardi 
are regarded as excellent food fishes. 
Virginia (4), 55 to 185 mm.; Parismina (8), 50 to 95 mm.; Zent, 
April 15 (9), 67 to 120 mm.; Zent, April 12 (26), 90 to 185 mm.; La 
Victoria (7), 58 to 225 mm.; Costa Rica River (5), 211 to 236 mm.; 
La Junta (2), 47 to 87 mm.; Orotina, April 20 (4), 75 to 165 mm.; Jesus 
Maria (7), 70 to 160 mm.; Turrubales (21), 60 to 128 mm.; Turrialba 
(1), 98 mm. (Alfaro); El Sardinal, Santa Clara (1), 235 mm. (Alfaro). 
Family Syngnathidez. 
Siphostoma elcapitanense Meek and Hildebrand sp. nov. 
Head 9.0; depth 30; D. 33; rings 14+38; dorsal on o+9 rings; 
body slender, the angles not prominent; anal fin wanting; snout equal 
to postorbital part of head. 
Color, grayish brown mottled with pearly spots. 
This species occurs in the streams on the west slope of eastern 
Panama. It will be described in more detail in an account of the Fishes 
of Panama, by Meek and Hildebrand. Type locality, El Capitan, 
Panama. 
Jesus Maria (1), 85 mm.; Turrubales (1), 110 mm. 
Family Atherinidz. 
Menidia chagresji Meek and Hildebrand sp. nov. 
Head 4.4 to 5.0; depth 6.1 to 6.9; D. m1 or 1v—1, 7 to 9; A. 1, 20 to 
23; scales 42 to 44. 
Body elongate, the ventral region moderately compressed, but 
without an edge; mouth rather small, the lower jaw the shorter; teeth 
in jaws in villiform bands, the outer series in the upper jaw enlarged; 
scales with entire edges, except a few in front of dorsal and on median 
line of the back slightly crenate; soft dorsal and anal without scales. 
Color, greenish above, paler below; sides with a conspicuous bluish 
black band. Type locality, Gorgona, Canal Zone. 
A more complete description of this species will appear in an account 
of the Fishes of Panama, by Meek and Hildebrand. 
Zent, April 12 (30), 60 to 80 mm.; Parismina (5), 65 to 70 mm. 
