1925] Townsend and Nichols, Fishes from Lower California 5 



Head to first branchial aperture contained between 5 and 6, versus £%, times in 

 total length; branchial region between 6 and 7, versus S. Anal fin and abdominal 

 keel uniform in color, lacking the pale edge. Branchial apertures 10 to 11. All are 

 full-grown specimens — that from Sta. 5695, 15 inches total length; the stations are 

 from Santa Barbara Islands to near Monterey. 



The type, No. 8341, American Museum of Natural History, collected by the 

 'Albatross' Lower California Expedition of 1911 off Central California, between 

 Monterey Bay and Pt. Conception, Sta. 5697, 585 fath., April 27, 1911, is 15/£ inches 

 in total length. Snout, 18 times in total length; head to first branchial aperture, 6; 

 branchial region, 6; tail, 6%. Depth at beginning of abdominal keel, 2}i in head. 

 Dorsal and anal confluent with caudal, which is rounded, depth of this compound fin, 

 2 in head. Dorsal extending as a low keel to before vent; abdominal keel to a distance 

 back of last branchial aperture equalling depth of body at that point. Branchial 

 apertures 11. Uniform dark plum color, including fins, the barbels paler. 



Fig. 1. Polistotrema curtiss-jamesi. Type. 



Directly compared with a specimen of P. stouti (No. 2702 American 

 Museum of Natural History) of the same length taken in Monterey Bay 

 by E. C. Starks. All our six specimens (as well as the specimen of P. 

 stouti with which they have been compared) have only the last branchial 

 aperture of the left side conspicuously enlarged. 



Named for Mr. Arthur Curtiss James, of New York. 



Catulus xaniurus Gilbert 

 A number of specimens (18) from station 5675, approximate lati- 

 tude 27°, in 284 fathoms, off the middle of the west coast of Lower 

 California. The largest of these measures 18 inches. 



Catulus brunneus Gilbert 

 One small specimen from station 5696 (north of Pt. Conception, 

 California) in 440 fathoms, approximate latitude 35°. 



