166 TELEOSTEI: HETEROSOMATA. — XXI. 
80 to 93. A. 64 to 75. Lat. 80s. Atl» Sto Na Ys Cea 
(Lat., platessa, the plaice ; eidos, like.) 
229. PARALICHTHYS Girard. (aapaddnXos, parallel ; 
ixOus, fish.) 
a. Gill rakers 5 + 16, rather long and slender; D. 85 to 93; A. 67 to 73. 
463. P. dentatus (L.). SUMMER FLOUNDER. Body ovate; 
maxillary half head; canines large. Brownish olive, always with 
many paler and darker spots and obscure ocelli. Head 32; depth 
21, Lat. 1.95. L. 2} feet. Cape Cod to Fla., the common floun- 
der N. (Lat., toothed.) 
aa. Gill rakers, few, shortish, 2+ 8 to 10. 
b. Body ovate, opaque, the depth about 2 in length; no definitely placed 
ocelli. 
c. D. rays 85 to 93; A. 65 to 73; lat. 1. about 100. 
464. P. lethostigma Jordan & Gilbert. SouTHERN FLovun- 
DER. Eyes small, well separated. Dusky olive, nearly plain. 
Head 32. L. 24. N. Y. to Texas, the common Flounder 8. (Aé6n, 
forgetting ; orvypn, spot.) 
cc. D. rays 75 to 81; A. 59 to 61; lat. 1. 95. 
465. P. albigutta Jordan & Gilbert. Grayish brown, with many 
roundish pale blotches. L.18. Va. to Texas, common 8. (Lat., 
albus, white ; gutta, spot.) 
bb. Body oblong, strongly compressed, semi-translucent, side with four 
large oblong black ocelli, each edged with pinkish, the anterior spots 
just behind middle of body, the four forming a trapezoidal figure. 
466. P. oblongus (Mitchill). Four-sporrep FLOUNDER. 
Mouth large. Head 33; depth 24. D. 77. A.62. Lat. 1. 93. 
L. 18. Cape Cod to N. J. (Another “4-spotted flounder,” An- 
cylopsetta quadrocellata Gill, with deep body and very rough scales ; 
probably ranges N. to Va.) 
230. PLEURONECTES (Artedi) Linneus. Tursorts. 
(Rhombus Cuvier.) (adevpov, side; vyxtns, swimmer.) 
a. Scales cycloid, well-developed; no bony tubercles. (Bothus Rafinesque.) 
467. P. maculatus Mitchill. Winpow Pane. First rays of 
D. much exserted; body much compressed, translucent. Grayish 
brown, ‘profusely spotted and mottled with dark brown. Head 33; 
depth 18. D.65. A.52. Lat.1.100. L.18. Cape Cod to S.C., 
a small and valueless representative of the great turbot of Europe 
(P. rhombus L.). 
231. PLATOPHRYS Swainson. (mdarvs, broad; 
opus, eye-brow.) 
468. P. ocellatus (Agassiz.) Maxillary 33 in head. Light 
grayish, with small round spots of darker gray, and with lighter 
