94 FIELD COLUMBIAN MUSEUM ZOOLOGY, VOL. VII 



Family Cichlidae. 



Cichlasoma centrale sp. nov. 



Type No. 5510, Caballo Blanco, Guatemala. Total length, 103 

 mm. 



Head 2.61; depth 2.34; D. XVI, n; A. VII, 8; scales 6-32-11. 

 Body elongate, rather robust, the dorsal region not much elevated, 

 the profile nearly a straight line; mouth rather large, the lower jaw 

 the longer; the two anterior teeth of upper jaw much larger than the 

 others ; anterior pair of teeth of lower jaw small, the next pair on each 

 side canine-like; maxillary reaching vertical from anterior margin 

 of orbit, its length 3 in head; preorbital 5.76; postorbital 2.25; 

 diameter of eye 3.66; mandible 2.14; lower lip without frenum; 

 cheeks with 6 rows of scales; longest dorsal spine 2.72 in head; longest 

 anal spine 2.50; least depth of caudal peduncle 2.54; pectoral fin 

 scarcely reaching first anal spine, its length 1.45 in head; tips of 

 ventral reaching to base of first anal spine, length 1.48 ; tips of ventrals 

 and middle dorsal rays not produced ; caudal fin rounded. 



Color, dark olivaceous ; sides with 7 faint vertical bars ; a black 

 spot on middle of each of last four bars. A black ocellated spot on 

 upper half of base of caudal fin; no dark lateral band; a black' spot 

 on shoulder just above anterior end of lateral line ; a few faint brownish 

 spots on base of soft dorsal and anal. 



This species bears some resemblance to Cichlasoma trimaculatum 

 (Gthr.). It is more slender, has lower dorsal and anal fins, and shorter 

 ventrals. The tips of the ventrals in a specimen of C. trimaculatum 

 (Gthr.) 97 mm. in length reach to base of 4th anal spine. Collected 

 by S. E. Meek. 



Cichlasoma tenue sp. nov. 



Type No. 3781, Achotal, Vera Cruz, Mexico. Total length 95 mm. 



Head 2.48; depth 2.45; D. XVI or XVII, 9 or 10; A. VI or VI, 7. 

 Body elongate not robust, dorsal region not elevated, the profile 

 nearly straight, mouth rather large, the lower jaw the longer; the 

 anterior pair of teeth of upper jaw enlarged; the anterior pair of 

 lower jaw small, the next pair on each side canine-like; lips thick, 

 the lower without frenum; maxillary reaching vertical from anterior 

 margin of eye, its length 2.95 in head; preorbital 6.10; postorbital 

 2.20; eye 3.45; mandible 2.14; cheeks with 5 rows of scales; longest 

 dorsal spine 2.65; longest anal spine 2.50; least depth of caudal 

 2.65; pectoral fin reaching first anal spine, length 1.46 in head; tips 



