108 TELEOSTEI : ACANTHOPTERI. — XX. 
cc. Pectoral fins short, not falcate. 
i, Maxillary without supplemental bone; anal similar to soft dorsal; 
its base much longer than abdomen; tail unarmed. (7'rachinotine.) 
j. Forehead convex; teeth small, lost with age; membrane of spinous 
dorsal disappearing with age.. . . . . TRACHINOTUS, 139. 
ii. Maxillary with supplemental bone; A. shorter than soft D., its base 
not longer than abdomen. (Serioline.) 
k. D. and A. without finlets. 
7. Membrane of D. spines disappearing with age. 
NaAvcRATES, 140. 
ll. Membrane of D. spines persistent. . . . . . SERIOLA, 141. 
kk. D. and A. each followed by a two-rayed finlet. ELAGAris, 142. 
131. OLIGOPLITES Gill. (édiyos, small; ézXirns, armed.) 
273. O. saurus (Bloch & Schneider). LEATHER-JACKET. 
Runner. Bluish, silvery below; fins yellow. Body lanceolate ; 
fins low. Head 5; depth 4. D. V-1, 20. A.II-1, 20. L. 18. 
Warm seas; rarely N. (oadpos, old name of some fish that skips 
like a lizard.) 
132. DECAPTERUS Bleeker. (déxa, ten; mrepdy, fin.) 
a. Scutes about 40; teeth present. 
274. D. punctatus (Agassiz). Scap. CiGAR-FIsH. RouND 
Rosin. Bluish; a dark opercular spot; about twelve small black 
spots on lateral line anteriorly. Head 44; depth 5. D.VIII-1, 
30-I. A. II,-1, 24-I. L.12. W. L, etc.; occasional N.; com- 
mon 8. (Lat., dotted.) 
aa. Scutes about 25; teeth obsolete. 
275. D. macarellus (Cuv. & Val.). Lateral line unspotted; 
D. soft rays 33. A. 27; depth 53. W.I., rarely N. 
133. TRACHURUS Rafinesque. (rpayoupos, ancient name, from 
Tpaxvs, rough ; ovpa, tail.) 
276. T. trachurus (L.). HorsE-MACKEREL. SAUREL. Scutes 
all large, about 72 (35-+-37) in number; depth about 4. D. 
VIUI-1, 29. A. I[-1, 28. L. 12. S. Europe, ete., occasional 
on our coast. (Eu.) 
134. TRACHUROPS Gill. (Trachurus; dW, appearance.) 
277. T. crumenophthalmus (Bloch). Bic-Eyep Scap. Cur 
CHARRO. GOGGLER. Eye very large, 3 in head, with very large 
adipose eyelid; scutes 40. Head 34; depth 31. D. VIII-1, 26. 
A. II{-1, 22. L. 12. Warm seas. N. to Cape Cod. (Lat., 
crumena, purse; dOpadpos, eye.) 
135. CARANX Lacépéde. (A corruption of the Portuguese 
Acarauna, French Carangue.) 
a. Teeth in jaws in few series, unequal, those above enlarged, those below 
uniserial; teeth on vomer, palatines and tongue; soft dorsal and anal 
falcate in front; maxillary broad. (Caranz.) 
