FISHES. MCCULLOCH. -1 5 



minute. The remaining species have a long spine pro- 

 jecting backward from the angle of the preoperculum : 



platycephalum G. and B., murrayi Gthr., adeni 

 Lloyd, brevirostre Gthr., engyccros Gthr., undulatum 

 Weber, investigatoris Ale., serrulatum Ale., Jialei 

 Day, hians Gilb. and Cram., gilbert) Jordan, 

 untisciini Jord. and Starks, indicum Brauer, laticeps 

 Schlg., mollucense Bleeker, rieffeli Kaup, priono- 

 cephalum Dnmeril. 



The description of P. roscum Ribeiro is not available 

 to me. 



Family PSYCHROLUTID.E. 



NBOPHRYNICHTHYS MARCIDUS sp. no-v. 



(Plate Iv, fig. 2.) 



Br. 7; D.vii/18; A.12; P. 22; V. i/3 ; C.4/9/4. 



Depth at the origin of the dorsal (77 mm.) 3-1 ir 

 the length to the hypural joint (240) ; head (101) 2-3 in 

 the same. Width of the head at the preoperculum (96) 

 1-05 in its length. Eye (15) 1-9 in the snout (29) and 

 2-2 in the interocular width (33). Pectoral fin (68) 14, 

 ventral fin (34) 2-9 and caudal (53) 1-9 in the head. 



Head, body and fins entirely covered in loose, flabby 

 skin, which almost entirely conceals the characters 

 beneath it. Head globose, with a few open pores around 

 the upper and lower jaws; a number of minute papillae 

 on the under surface of the mandible. Anterior nostril 

 in a short tube; posterior a simple opening in advance 

 of the eye. Interorbital narrow, sub-equal to the width 

 of the eye; its width is greatly increased by the expan- 

 sions of the ocular margins, which form a broad inter- 

 ocular space. Upper jaw projecting beyond the lower; 

 the maxillary is broad and somewhat rounded posteriorly 

 and reaches to below the vertical of the hinder margin 

 of the eye. Both jaws broadly rounded anteriorly and 

 each bearing a broad band of villiform teeth, those of 

 the preruaxillaries being separated at the symphysis. 

 Palate toothless. Tongue thick, rounded, and aduate to 

 the floor of the mouth. Bony stay of the cheek prominent 

 with three obtuse protuberances. Preopercular margin 

 covered with loose skin through which a broad cavernous 



