PROCEEDINGS 76 



Proc. 



Na 



143. Fishes collected by William P. Seal in Chesapeake Bay, at Cape Charles City, 



Virginia, September 16 to October 3, 1890. By Barton A. Bean. Pp. 83-94. 



July 16, 1891. 

 S44. List of North American land and fresh-water shells received from the U. S. 



Department of Agriculture, with notes and comments thereon. By Robert 



E. C. Stearns. Pp. 95-106. July 16, 1891. 

 84$. Relations of temperature to vertebrae among fishes. By David Starr Jordan. 



Pp. 107-120. July 16, 1891. 



846. Report upon a collection of fishes made at Guaymas, Sonora, Mexico, with 



descriptions of new species. By Barton W. Evermann and Oliver P. Jenkins. 

 Pp. 121-165, 2 pis. July 16, 1891. 



847. Description of a new genus and species of tailless batrachian from tropical 



America. By Leonhard Stejneger and Frederick C. Test. Pp. 167-168, 1 pi. 

 July 16, 1891. 



848. On the structure of the tongue in humming birds. By Frederic A- Lucas. Pp. 



169-172, 2 figs., 1 pi. July 16, 1891. 



849. Scientific results of explorations by the U. S. Fish Commission steamer Alba- 



tross. No. XX. — On some new or interesting west American shells obtained 

 from the dredgings of the U, S. Fish Commission steamer Albatross in 1888, 

 and from other sources. By Wm. H. Dall. Pp. 173-191, 3 pis. July 24, 1891. 



850. Descriptions of two supposed new species of mice from Costa Rica and Mexico, 



with remarks on Hesperomys melanophrys of Coues. By J. A. Allen. Pp. 

 193-196. July 24, 1891. 



851. Contributions toward a monograph of the Noctuidac of temperate North 



America. Revision of the species of Mamestra. By John B. Smith. Pp. 197- 

 276, 4 pis. Sept. 26, 1891. 



852. Report upon the Annelida Polychaeta of Beaufort, North Carolina. By E. A. 



Andrews. Pp. 277-302, 7 pis. Aug. 20, 1891. 



853. On Eleginus of Fischer, otherwise called Tilesia or Pleurogadus. By Theo- 



dore Gill. Pp. 303-305. Aug. 27, 1891. 



854. List of shells collected on the west coast of South America, principally between 



latitudes 7° 30' S., and 8°49' N., by Dr. W. H. Jones, Surgeon, U. S. Navy. 

 By Robert E. C. Stearns. Pp. 307-335. Aug. 29, 1891. 



855. Descriptionsof new genera, species, and subspecies of birds from Costa Rica. 



By George K. Cherrie. Pp. 337-346. Sept. 4, 1891. 



856. Scientific results of explorations by the U. S. Fish Commission steamer Alba- 



tross, No. XXI. — Descriptions of apodal fishes from the tropical Pacific 

 By Charles H. Gilbert. Pp. 347-352. Sept. 8, 1891. 



857. Description of a new species of chamaeleon from Kilima-njaro, eastern Africa. 



By Leonhard Stejneger. Pp. 353-354. Oct. 12, 1891. 



858. The genus Panopeus. By James E. Benedict and Mary J. Rathbun. Pp. 355- 



385, 6 pis. Dec. 12, 1891. 



859. Some observations on the Havesu-pai Indians. By R. W. Shufeldt. Pp. 387- 



390, 2 pis. Dec. 12, 1891. 



860. The Navajo belt-weaver. By R. W. Shufeldt. Pp. 391-393, 1 pi. Dec. 12, 1891. 



861. On the genera Labrichthys and Pseudolabrus. By Theodore Gill. Pp. 395- 



404. Sept. 8, 1891. 



862. Description of a new scincoid lizard from East Africa. By Leonhard Stej- 



neger. Pp. 405-406. Aug. 31, 1891. 



863. Description of a new species of lizard from the Island San Pedro Martir, 



Gulf of California. By Leonhard Stejneger. Pp. 407-408. Aug. 31, 1891. 



864. Description of a new North American lizard of the genus Sauromalus. By 



Leonhard Stejneger. Pp. 409-411. Oct. 27, 1891. 



865. Notes on and list of birds and eggs collected in Arctic America, 1861-1866. 



By R. MacFarlane. Pp. 413-446. Sept. 26, 1891. 



866. On the characters of some Paleozoic fishes. By E. D. Cope. Pp. 447-463, 6 



pis. Dec. 12, 1891. 



867. Description of a new species of whippoorwill from Costa Rica. By R. Ridg- 



way. Pp. 465-466. Oct. 12, 1891. 



