Bull. U. S. B. F., 1912. 
Plate XXIV. 
Fig. 21 TO 25. — Scales of UesperoleiicKS siibdttiis, X 20. 
Fig. 21. — Uvas Creek, Oct. 15, length no millimeters. Fig. 24. — San Antonio Creek, Julj^ 24, length 89 millimeters. 
Fig. 22. — Uvas Creek, Oct. 15, length 85 millimeters. Fig. 25. — Nacimiento Creek, July 16, length 85 millimeters. 
Fig. 23. — Salinas River, Oct. 10, length 95 millimeters. FiG. 26.— Scale of Lavinia ardesiaca, X 17, Pajaro River, Aug. 4, length 195 millimeters. 
