NATURAL SCIENCES OF PHILADELPHIA. 53 



Anthias saponaceus Block. Systema Ichthyologia?, Schneid. ed. p. 310. 

 LeSavonier, commun \ , , . . ., . , _ . .... 



Rypticus saponaceus \ Cuv ' and VaL > Hist Nat de3 Poissons > Tol l "- P- 63 - 

 Rypticus saponaceus Storer, Synopsis of Fishes of North America, p. 37 ; ib. iu 



Memoirs of American Academy, vol. ii. 

 Rbypticus saponaceus Gunther, Catalogue of Acanthopterygian Fishes, &c, p. 



172. 

 Habitat in mare Caribbeo. 



H. Rhypticus arenatus Cuv. and Val. 



Rj-pticus arenatus Cuv. and Val., Hist. Nat. des Poissons, vol. iii. p. 65, pi. xlv. 

 Rbypticus arenatus Gilnther, Catalogue of Acanihopterygian Fishes, &c, p. 173. 

 Habitat littore Braziliano ; Cuv. and Val. Insulis Jamaica et Trinitate; 

 Giintker. 



III. Rhypticus subbifrenatus Gill. 



Caput longitudinis totii 28 100; cauda quintam formans. Altitudo corporis 

 longitudinis 22 100 aequans. Color norescente-fuscu=, maculis remotis nigris 

 ornatus, caput macularum seriem duarum pictum ; series una maculis quatuor, 

 a orbita ad operculi membranam spiniformam current! ; alia maculis niinori- 

 bus tribus, a oculi angulo externo-superiori ad suprascapular currenti. 



D. iii. 23. A. 15. P. 16, V. i. 5. 



Habitat ad insulam Sancti Thomasi in mare Caribbeo. A. H. Ruse. 



IV. Rhypticus nigripinnis Gill. 



Caput longitudine longitudinis quart am superans, altitudo corporis longitu- 

 dinis quintam superans (=21 100.) Pinna caudalis non longitudinis quintam 

 formans (=19 100.) Color purpureo-fuscus, immaculatus, pinnis nigro margi- 

 natis. 



D. ii. 27. A. 16. P. 14. V. i. 5. 



Habitat ad " Panama," Rev. I. Rowell. 



Promicropterus Gill. 

 Rypticus sp. ITolbrook, Ichthyology of South Carolina, p. 39. 



Corpus oblongum, valde dorso arcuatum. Preoperculum rotundatum, spinis 

 duabus armatum. Operculum triaculeatum. Pinnae dorsales disjunctae, an- 

 teriori, spinis duabus aportione radiosa remotis. Pinna analis spinis carens. 

 Pinna caudalis rotundata. 



I, Promicropterus maculatus Gill. 



Rypticus maculatus Holbrook, Ichthyology of South Carolina, p. 39, pi. vi. fig. 2. 

 Rhypticus maculatus Gunther, Catalogue of Acanthopterygian Fishes, &c, 

 p. 173. 

 Habitat Carolina Meridionalis littore, Holbrook I 



Smecticus Val. 



Smecticus Val., Voyage de la Venus, Poissons, p. 305. 

 Rypticus sp. Val., olim ; Ganther. 



Corpus oblongum. Preoperculum rotundatum, postice spinis duabis arma- 

 tum ; operculum triaculeatum. Pinna dorsalis spinis decim armata, spinis tri- 

 bus anterioribus validioribus. Pinna analis spinis duabus prsedita. 



I. Smecticus bicolor Val. 



Rypticus bicolor Valenciennes, Voyage de la Venus, Poissons, pi. ii. fig. 2. 

 Smecticus bicolor Valenciennes, Voyage de la Venus, Poissons (text,) p. 307. 



1861.] 



