KI.ATFISHES (HETEROSOMATA) 



Spkcimens Examined : 



I {r6o lilin.), skin. 

 I (go ,. ). 

 I (:65 ,, ). 

 J {13S, 145 mm.). 

 3 (95-I-- ., ). 



New York. 

 Long Island. ; 

 Xoank. Conn. 

 X. Carolina. 

 Off Charleston 

 S. Carolma 

 X. .\mcrica. 



I (Kjo mm.). 



Also one from Massachusetts Bay (.Mus. Comp. Zool.). 

 This species rarely exceeds a weight of one pound. 



I'arncll Coli. 



Amcr. Mils. Xat. Hist. 



U.S. Nat. Mus. 



Amer. Mus. Nat. Hist. 



Charleston Mus. 



U.S. Nat. Mns. 



Genus 36. l.EPIDORHOMRUS. 



l-CpiUorhimibiis. liUnther, l86j, Cat. Fish.,iv, pp. 407, 411 [Plciir.inecles inci;,islnma, Donovan]. 

 Zeugopteriis (part), Steenstrup, 1865, Overs. Dansk. \'id. Selsk., p. 11;. 



Body rather elongate, compressed. Eyes on the left side, large, separated by a 

 narrow .space or bony ridge, the interorbital region similar in both sexes ; upper eye 

 close to edge of head. No rostral or orbital spines. Olfactory laminje in moderate 

 number, arranged transversely to or radiating from a central rachis. Mouth large, 

 the length of the maxillary about i that of head ; jaws and dentition nearly equally 

 ileveloped on both sides ; teeth small, curved, pointed, in narrow bands anteriorly 

 in both jaws, tapering to a single series posteriorly : no distinct canines : a few small 

 teeth on the head of the vomer. Gill-rakers of moderate length and rather stout, 

 not numerous ; lower phan,-ngeals narrow, separated throughout their length, each 

 with several rows of small teeth ; branchial septum perforated by a large foramen 

 between the lower pharyngeals and urohyal. Dorsal fin commencing above or slightly 

 behind anterior nostril of blind side and well in advance of eye ; most of the rays 

 branched and scaled on both sides ; dorsal and anal fins terminating a little on blind 

 side of caudal peduncle. Tip of first interhsemal spine not projecting in front of anal 

 fin. Pectoral tins unequal, that of ocular side much larger ; middle rays branched. 

 Pelvic fins free from anal ; first ray of that of blind side oppo.site second of that of 

 ocular side. Scales rather small, more or less deciduous, feebly ctenoid on ocular side, 

 cvcloid on blind side, l^ateral line equally developed on both sides of body, with a 

 strong curve above the pectoral fin : a short, indistinct supratemporal branch. Two 

 pyloric appendages ; vent a little on blind side, just in front of first ray of anal fin. 

 No air-bladder in post-larval stages 



Two species from the Mediterranean and north-eastern -Atlantic. 



Synopsis of thk Spkcies. 

 I. Eye 33 (young) to 5J in head ; lower jaw strongly projecting : 05 to 109 



scales in lateral line : dorsal 85-94 . . . . .1. ivhjff-iagonis. 



II. ICye 3 to 3J in head ; lower jaw a little projecting ; .s- to 113 scales in lateral 



line ; dorsal 79-86 . . . . . . . . .2. boscti. 



I, LEPinORHO.MBUS WHIFF-IAGONIS (Walbaum). 



Mf.grim : Sail-fll-ki; 



rUu'nnicUi whifj-iiiKftus. Walbaum, 179:, Artedi Ichth., (31, cd. 2, p. i2n. 



I'Uuronecles mcgasinma, Donovan, 1804, N. H. Brit. Fish,, iv, pi. 51 ; Moreau, iSSi. Hist. Xat. 



Poiss. France, ill. p. 33;; Kolombatovic, 1887, GodiS. izoj. C.K. \'el. Real, Splitu, p. 27; 



Vaillant, 1888, Exped. " Travailleur " et " Talisman ", Poissons, p. 1S8. 

 fleuroneclei piiudopalus. Pennant, 1S12, Bnt. Zool.. new ed,. iii. p. ',;4. pl- 52. 

 PlmronecUs IKhombus) cardma (parti, Cuvicr, 18:9, R. Anim,, .-d. :, ij, p. 341. 



