THE AMERICAN TETRAGONOPTERINAE. 



225 



12. HoLLANDicHTHYS Eigeiimann. 

 To William Jacob Holland. 



Hollandichthys Eigenmann, Rept. Princeton univ. exped. Patagonia, 1910, 3, p. 432. 



Type. — Tetragonopterus muUifasciatus Eigenmann & Norris. 



Very similar to Pseudochalceus. 



Maxillary long, slender, slipping imder the preorbital for nearly its entire 

 length, its upper anterior margin concave; premaxillary-maxillary border con- 

 tinuously curved and oblique ; middle teeth of the premaxillary scarcely enlarged ; 

 dentary with foiu* or five large equal teeth in front; maxillary with teeth along 

 nearly its entire border; scales of sides deep, emarginate; lateral line incomplete. 



Habitat. — Southeastern Brazil. 



This genus differs from Pseudochalceus in the teeth of the dentary, the 

 scales, etc. 



Hollandichthys multifasciatus (Eigenmann and Norris). 

 Plate 2, fig. 4; Plate 64, fig. 1, 2, 4^; Plate 95, fig. 8. 



Telragonoplerus mullijasciahis Eigenmann & Norris, Revista Mus. Paulista, 1900, 4, p. 358 (Cubatao). 

 Pscvdochalceus offmis Steindachner, Anz. K. akad. wiss. Wien, 1908, no. 5, p. 29. (Rio Jaragua near 



JoinviUe). 

 Pseudochalceus perstrialu^ Ribeiro, Kosmos, 1908, no. 1 (Corregos de Iporanga, Santa Catharina). 

 Holla7idichlhys muUifasciatus Eigenmann, Rcpt. Princeton univ. exped. Patagonia, 1910, 3, p. 432. 



Habitat. — Sao Paulo and Santa Cathai'ina, southeastern Brazil. 



Catalogue 

 number 



Number of 

 specimens 



92S8 I. Cotypes 3 



2951 C. 2 



2952 C. 18 



Specimens examined. 



Size 

 in mm. 



34-70 1 



40, 106 

 49-107 



Locality 

 Cubatao 

 Iporanga 

 Raiz da Serra, Rio Mogy 



Collector 

 Von Ihering 

 Haseman 

 Haseman 



Head 3.5; depth 2.66; D. 11; A. 28-31; lateral hne 40; transverse 12; 

 scales 6.5-40-3; 7-9 scales perforated; eye 3.25 in the head; interorbital 2.8. 



Con pressed, subrhomboidal. Preventral area rounded. Predorsal area 

 roimded, with two somewhat irregularly placed series of scales, much smaller 

 than the scales of the sides. 



' To base of caudal. 



