166 TELEOSTEI: HETEEOSOMATA. — XXI. 



80 to 93. A. 64 to 7.5. Lat. 1. 90. N. Atl., S. to N". Y. (Eu.) 

 (Lat., plalessa, the plaice ; dbos, like.) 



229. PARALICHTHYS Girard. (jiTapaKKr)\os, parallel ; 



lx6is, fish.) 

 a. Gill rakers S + 16, rather long and slender; D. 85 to 93; A. 67 to 73. 



463. P. deutatus (L.). Summer Fiounder. Bod_y ovate; 

 maxillary half head ; canines large. Brownish olive, always with 

 many paler and darker spots and obscure ocelli. Head 3 J ; depth 

 2^. 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. Bodj' ovate, opaque, the depth about 2 J 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. Southeest Floun- 

 der. Eyes small, well separated. Dusky olive, nearly plain. 

 Head 3|. L. 2|. N. Y. to Texas, the common Flounder S. Q^r^di), 

 forgetting ; oriy/ii}, 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 S. (Lat., 

 alhus, white ; gulta, spot. ) 



hb. 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 -spotted Flounder. 

 Mouth large. Head 3f ; depth 2\. D. 77. A. 62. Lat. 1. 93. 

 L. 18. Cape Cod to N.J. (Another "4;spotted flounder," ^n- 

 cylopsetta quadrocellata Gill, with deep body and very rough scales ; 

 probably ranges N. to Va.) 



230. PLEURONECTES (Artedi) Linnaeus. Tuebots. 

 (Rhombiiis Cuvier.) (jrXevpov, side; vfjKrqs, swimmer.) 



a. Scales cycloid, well-developed; no bony tubercles. (SoiAas Eafinesque.) 



467. P. maculatus Mitchill. Window Pane. First rays of 

 D. much exserted ; body much compressed, translucent. Grayish 

 brown, profusely spotted and mottled with dark brown. Head 3|; 

 depth If. 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. rliomhus L.). 



231. PLATOPHRYS Swainson. (n-XoTvy, broad ; 



6(j)pvs, eye-brow.) 



468. P. ocellatus (Agassiz.) Maxillary 3| in head. Lio-ht 

 grayish, with small round spots of darker gray, and with lio-hter 



