150 PROCEEDINGS OF THE ACADEMY OF 



Embernagra rufivirgata, Lawr. Nov. 



Calamospiza bicolor, Bonap. Nov. 



Euspiza americana, Bonap. Aug. 



Giiiraca ci^rulea, Sw. ^May, June, Oct. 



Cyaiiospiza ciris. Baird. April to Aug. Abundant. 



Pyrrhuloxia sinuata, Bonap. April to Sept., Dec. to Feb. Abundant. 



Cardinalis virginianus, Bonap. May to Aug., Nov., Dec. Abundant. 



Pipilo chlorura, Baird. Dec, Jan. 



Molothrus pecoris, Sw. A\n-\\ to July, Jan. Abundant. 



Xanthocephalus icterocephalus. April, Ma3^ 



Sturnella neglecta, Aud. Oct. and Nov. Abundant. 



Sturnella magna, Sw. Dec. 



Icterus cucullatus, Sio. June. 



Icterus spurius, Bonap. June, Aug. 



Icterus buUockii, Bonap. May to Aug. Abundant. 



Scolecophagus cyanoceplialus, Sw. Nov., Feb. 



Quiscalus macroura, Siv. June. 



Corvus cryptoleucus. Couch. Feb., March. 



Zeuaidura carolinensis, Bonap. April to July. 



Scardafella inca, Bonap. May, Sept. to Nov., Dec, Feb., March. Abundant. 



Ortyx texanus, Lawr. Oct., Nov., Dec. 



Callipepla squamata, Gray. April to Nov., Feb. Abundant. 



Grus canadensis, Temm. Jan. 



Ardea herodias, Linn. Jan. 



Nyctherodius violaceus, Reich. Sept. 



Aegialitis vociferus, Cass. April, May, Aug., Sept. 



Tringa wilsonii, Nuttall. Oct., Dec. 



Ereunetes petrificatus. 111. 



Actiturus bartramius, Bonap. Aug. 



Tringites ruiescens. Cab. 



Pelecanus fuscus, Linn. May. 



Descriptions of four new species of Exotic UNIONID.ffi. 



BY ISAAC LEA. 



Anodonta Strebelii. — Testa IbbvI, elliptica, ina?quilaterali, postice obtuse an- 



gulata, antice rotuudata; valvulis pertenuibus ; natibus prominulis ; epidermide 



tenebroso-viridi, radiis capillaris indutis ; margarita cterulea et valde irides- 



cente. 



Hah. — Vera Cruz, Mexico ; Dr. G. Strebel, per Smithsonian Institution. 



Unio Veracruzensis. — Testa l<evi, elliptica, subcompressa, ina?quilaterali, 

 postice obtuse angulata, antice rotundata ; valvulis tenuibus ; natibus promi- 

 nulis; epidermide tenebroso-fusca, radiata politaque ; dentibus cardinalibus 

 parvis, compressis, crenulatis, in utroque valvule duplicibus ; lateralibus longis, 

 rectis lamellatisque ; margarita caerulea et valde iridescente. 



Hub. — Vera Cruz, Mexico ; Dr. G. Strebel, per Smithsonian Institution. 



Unio prunoides. — Testa laevi, elliptica, valde ventricosa, inaequilaterali, an- 

 tice et postice rotundata ; valvulis subcrassis, antice aliquanto crassioribus ; 

 natibus prolninulis ; epidermide tenebroso-fusca, eradiata ; dentibus cardinali- 

 bus compressis, obliquis et valde crenulatis ; lateralibus longis, lamellatis 

 corrugatisque ; margarita argcntea. 



Unio Chinensis. — Testa nodulosa, subelliptica, inflata, fere jequilaterali, 

 postice obtuse angulata, antice rotundata ; valvulis crassiusculis, antice 

 crassioribus; natibus subprominentibus, ad apices corrugatis ; epidermide vi- 

 rido-lutea, radiis viridis undique indutis ; dentibus cardinalibus erectis, com- 

 pressis, striatis, crenulatis et in utroque valvule subduplicibus ; lateralibus 

 sublongis subrectisque ; margarita argentea et valde iridescente. 



[May. 



