298 
OCCASIONAL PAPERS OF THE CALIFORNIA ACADEMY OF SCIENCES 
Number 158 
the California Academy of Sciences, ser. 4, 23(16 
[24 May]):245-254, 1 pi. 
[1035] Davidson, M. E. McLellan. 1938. On some birds 
rare in, or hitherto unrecorded from, Chiriqui Province, 
Panama. Proceedings of the California Academy of Sci¬ 
ences, ser. 4, 23(17[1 September]):255-261. 
[2735] Linsley, E. Gorton. 1938. Studies in the Andrenidae 
of North America-!.* (Hymenoptera). Proceedings of 
the California Academy of Sciences, ser. 4, 23(18 
[1 September]):263-282. 
[1877] Hewatt, Willis G. 1938. Notes on the breeding sea¬ 
sons of the rocky beach fauna of Monterey Bay, Cali¬ 
fornia. Proceedings of the California Academy of Sci¬ 
ences, ser. 4, 23(19[1 September]):283-288. 
[3733] Usinger, Robert L. 1938. Review of the genus 
Gastrodes (Lygaeidae: Hemiptera). Proceedings of the 
California Academy of Sciences, ser. 4, 23(20[1 Septem- 
ber]):289-301, 2 figs. 
[3030] Orr, Robert Thomas. 1938. A new rodent of the 
genus Nesoryzomys from the Galapagos Islands. Pro¬ 
ceedings of the California Academy of Sciences, ser. 4, 
23(21 [1 September]):303-306, 1 pi. 
[3031] Orr, Robert Thomas. 1938. Mammals from Sikang, 
China. Proceedings of the California Academy of Sci¬ 
ences, ser. 4, 23(22[1 September]):307-310. 
[240] Baker, Harriet Marguerite. 1938. Studies on the 
Cladocera of Monterey Bay. Proceedings of the Califor¬ 
nia Academy of Sciences, ser. 4, 23(23 [16 November]): 
311-365, 6 pis. 
[1863] Hertlein, Leo George. 1939. Marine Pleistocene 
mollusks from the Galapagos Islands. Proceedings of 
the California Academy of Sciences, ser. 4, 23(24 
[20 July]):367-380, 1 pi. 
[1756] Hanna, G Dallas, and Allyn Goodwin Smith. 1939. 
Notes on some forms of Oreohelis strigosa (Gould). 
Proceedings of the California Academy of Sciences, ser. 
4, 23(25[29 December]):381-392, 4 pis. 
[3430] Slevin, Joseph Richard. 1939. Notes on a collection 
of reptiles and amphibians from Guatemala. Proceed¬ 
ings of the California Academy of Sciences, ser. 4, 23(26 
[29 December]):393-414, 2 pis. 
[3413] Skogsberg, Tage. 1939. Anew genus and species of 
marine ostracods from South Georgia. Proceedings of 
the California Academy of Sciences, ser. 4, 23(27 
[29 December]):415-425, 13 figs. 
[779] Cockerell, T. D. A. 1939. The bees of the southern 
California Islands. Proceedings of the California Acad¬ 
emy of Sciences, ser. 4, 23(28[29 December]):427-436. 
[2988] Myers, George Sprague. 1940. The neotropical 
anchovies of the genus Amplova. Proceedings of the 
California Academy of Sciences, ser. 4, 23(29[31 De- 
cember]):437-442. 
[1513] Gates, Gordon E. 1941. Notes on a California earth¬ 
worm Plutellus papillifer (Eisen, 1893). Proceedings of 
the California Academy of Sciences, ser. 4, 23(30 
[30 September]):443-452, 4 figs. 
[3431] Slevin, Joseph Richard. 1942. Notes on a collection 
of reptiles and amphibians from Guatemala. Proceed¬ 
ings of the California Academy of Sciences, ser. 4, 23(31 
[24 July]):453-462. 
[3432] Slevin, Joseph Richard. 1942. Notes on a collection 
of reptiles from Boquete, Panama, with the description 
of a new species of Hydromorphus. Proceedings of the 
California Academy of Sciences, ser. 4, 23(32 
[25 June]):463-480, 3 pis. 
[3414] Skogsberg, Tage. 1942. Redescription of three 
species of the Polychaetous family Polychaetous family 
Polynoidea from California. Proceedings of the Califor¬ 
nia Academy of Sciences, ser. 4, 23(33[30 July]): 
481-502, 1 pi., 4 figs. 
[1103] Durham, J. Wyatt. 1942. Reef corals from the 
California Middle Eocene. Proceedings of the Califor¬ 
nia Academy of Sciences, ser. 4, 23(34[13 October]): 
503-510, 1 pi. 
[3033] Orr, Robert Thomas. 1943. Mammals of the 
Clearwater Mountains, Idaho. Proceedings of the Cali¬ 
fornia Academy of Sciences, ser. 4, 23(35[18 August]): 
511-536, 3 pis. 
[3439] Smith, Allyn Goodwin. 1943. Mollusks of the 
Clearwater Mountains, Idaho. Proceedings of the Cali¬ 
fornia Academy of Sciences, ser. 4, 23(36[18 August]): 
537-554, 1 pi. 
[1717] Hall, E. Raymond. 1944. Classification of the 
Ermines of Eastern Siberia. Proceedings of the Califor¬ 
nia Academy of Sciences, ser. 4, 23(37[22 August]): 
555-560, 1 fig. 
[4019] Yen, Teng-Chien. 1944. Notes on some unfigured 
type-specimens of Chinese mollusks from the North 
Pacific Expedition. Proceedings of the California Acad¬ 
emy of Sciences, ser. 4, 23(38[22 August]):561-586, 
2 pis. 
[2989] Myers, George Sprague. 1944. Rhinobryon negren- 
sis, a new genus and species of Characid fishes from the 
Rio Negro, Brazil. Proceedings of the California Acad¬ 
emy of Sciences, ser. 4, 23(38[22 August]):587-590, 
1 % 
[2990] Myers, George Sprague. 1944. Two extraordinary 
new blind nematognath fishes from the Rio Negro, rep¬ 
resenting a new subfamily of Pygidiidae, with a rear¬ 
rangement of the genera of the family, and illustrations 
of some previously described genera and species from 
Venezuela and Brazil. Proceedings of the California 
Academy of Sciences, ser. 4, 23(40[7 November]): 
591-602, 1 fig., 4 pis. 
[676] Calvert, Philip P. 1947. The Odonate collections of 
the California Academy of Sciences from Baja Califor¬ 
nia and Tepic, Mexico, of 1889-1894. Proceedings of 
the California Academy of Sciences, ser. 4, 23(41 
[15 September]):603-609. 
[2910] Michelbacher, A. E., and Edward S. Ross. 1942. 
Contributions toward a knowledge of the insect fauna of 
Lower California. Introductory account. Proceedings of 
