548 



WiUey 



Wilsonia 



WilleyArth. Troplioblast and Serosa (Ins.) IV 355. 



Morphol. Enteropueusta IV 551. V 148. 



Enteropneusta South Pacific V 148. VI 40. 



Peripatus novaebritanniae V 168. 



Maclovia tricolor V 451. 



Coelenterata Zool. Record VI 38. VII 206. 



Bryozoa Zool. Record VI 44. VII 215. 



Molgula maniattensis VI 45, 368. 



Vermes Zool. Record VI 45. VII 215. 



Dolichorliynclius n. g. indiens n. VI 305, 407. 

 Williams & Son Fratercula arctica VII 14. 



Phalacrocorax graculus VII 14. 

 Williams Edw. Tetanus glareola V 13. 



Vanellus gregarius V 13. 



Pastor roseus V 18, 114. 



Circus Montagni V 19. 



Pandion haliaetus V 115. 

 Williams Geo. Observ. Cuckoo Breeding Season 



IV 302. 



Williams Henry S. Variation versus Heredity IV 

 18, 325. V 44. 



Paleotrocbis Volcanic Rocks Mexico IV 332. 



Fossil Faunas VII 471. 

 Williams Herbert Lasiocampa quercus IV 390. 

 Williams J. Bickerton Color of certain Birds 



V 8. 



Colaptes auratus V 34S. 



Liopeltis vernalis VII 528. 

 Williams J. W. Cordulegaster annulatus V 547. 

 Williams L. W. Loligo Pealii VU 358. 

 Williams R. W. Pyrocephalus rubineus mexicanus 



VI 425. 



Strix pratincola VII 444. 

 Williams S. K. Pleuronectes americanus and 



Bothus maculatus VI .307. 

 Williams Stepli. The specific Gravity of Ani- 

 mals V 132. 

 Williams W. Phylloscopus rufus V 236. 

 Williams W. J. Wood Sandpiper VII 13. 



Turtle Dove Co. Dublin VU 15. 



Totanus glareola VII 156. 

 Williams W. J. B. Icteria virens lU 565. 

 Williams W. L. Orthagoriscus mola III 409. 

 Williamson E. B. Ischuura Kellicotti n. TV 56, 

 269. 



Copulation Odonata IV 268. 



Increase or Decrease of Dragonflies? IV 579. 



Calopteryx angustipennes IV 580. V 391. 



Tachopteryx Thoreyi V 299. 



Wyoming Dragonflies V 391. 



Dragonfiies Indiana V 546. VI 272. 



Oviposit, and Nymph Tachypteryx Thoreyi VI 

 146. 



Preserv. Colors Dragonflies VI 382. 



Stylurus VU 96. 



List Dragonflies Western Pennsylvania VU 379. 



Gomphus hybridus n. VII 379. 

 Williamson H. Ch. Pelagic Fish Eggs and Lar- 

 vae of Loch Fyne IV 610. 



Cancer pagurus V 537. VII 83. 



Mackerel Scotland V 583. VI 92. 



Larval Stages Decapod. Crustac. VII 83, 585. 

 Williamson Mrs. M. Burton Helix Kelletti 

 V 57. 



Pomatides californica VII 356. 

 Williston S. W. Cimoliosaurus Snowii n. UI 3. 



Food Habit Plesiosaurus III 3. 



Restoration Mosasaurus III 75. 



Mastodonsaurus Kansas Carboniferous UI 139. 



Range and Distrib. Mosasaurs III 140. 



Catal. South Amer. Asilidae 111 244. 



List Dipt. San Domingo ìli 493. 



Brachypteromyia n. g. UI 493. 



Calotarsa ornatipes UI 494. 



Criorhina Coquilletti n. III 494. 



North American Tachinidae Gonia UI 495. 



North Amer. Psyehodidae lU 497. 



Tropidomyia n. g. bimaculata n. lU 498. 



Xylophagidae and Stratiomyidae III 488. 



Notes on the Habits of Ammophila UI 538. 



Sacrum of Mosasaurus lU 556. 



Thlipsogaster IV 179. 



Addit. Charact. Mosasaurus TV 296. 



Leptocodon n. g. rectus n. IV 505. 



Williston S. W. B. J. Mudge IV 526. 



Sagenodus Copeanus n. V 414. 



Coraco-scapula Eryops V 416. 



Fish Teeth Kansas Cretaceous V 580. 



Creosaurus VI 190. 



Hind Limb. Protostega VII 428. 

 Willot Heterodera Schachtii VU 77, 219. 

 Wilser Ludiv. Der grimme Sehelch III 567. 



Pithecanthropus erectus VI 17. 

 Wilson B. s. Meyer Ed. VII 220. 

 Wilson Charl. Activities of Mesenchyme in certain 



Larvae III 355. 

 Wilson Ch. B. Fission and Regen. Cerebratulus 



IV 551. 

 Cerebratulus lacteus V 281. 



Wilson Edm. B. Consid. Cell lineage Annelides 



and Polyclades UI 172, 225, 371. IV 35. 

 Structure of Protoplasm IV 537. 

 Protoplasmic struct, eggs Echinoderms V 270, 



443, 521. 

 Cell-lineage and Ancestral Reminiscence V 437. 

 The Cell in Development and Inheritance V 511, 



526. 

 Aims and Methods of Study in Nat. Hist. VI 



205. 

 Consid. on Cell-Lineage VI 215. 

 Chemical Fertilization Sea Urchin Egg VI 234. 

 History of the Centrosoma VI 351. 

 Experim. Stud. Echinoderm Eggs VI 463. 

 Experimental Studies Cytology VI 463. VII 45, 



2U8, 560. 

 The Cell in Development VII 332. 

 Wilson Gregg. Devel. Müllerian Duct of Am- 



phib. UI 330. 

 First Fundation of the Lung of Ceratodus VI iOS. 

 Embryonic Excretory Organs of Ceratodus VI 



4Ü8. VII 139. 

 Wilson H, Scalops and Condylura cristata IV 227. 

 Wilson H. V. Notes Natural History Walmingtou 



Region IV 21. 

 Orig. Vertebr. Sense Organs IV 81. 

 Feasibility of raising Sponges from the Egg IV 



246. V 266. 

 Conant, On the Cubomedusae V 270. 

 Marine Biol. Beaufort V 369. 

 Notes Pelomyxa V 439. VI 30. 

 Blastopore Frog Egg V 584. VI 309. VII 143. 

 Asexual Origin ciliated Sponge Larva VII 475. 

 s. Lendenfeld R. v. IV 246. 

 Wilson H. V, & Mattocks J. E. Lateral Sen- 

 sory Rudiment Salmon II 567. Ill 73. 

 Wilson J. T. Vitalism versus Mechanism IV 535. 



V 255. 



Skeleton of Snout and os carunculae of the 

 Mammary Monotremes V 424. VI 10. 

 Wilson Sidney S. Addit. New Mexican Birds IV 



300. 

 Wilson Wm. Appear. Migrants Aberdeenshire 

 (Aves) m 334. 



Cuckoo Questions 111 337. 



Cuculus canorus lU 419. 



Cuckoos in 1898 lU 503. 



Ornithol. Notes Aberdeen IV 413. 



Vanellus vulgaris IV 416. 



Motacilla lugubris IV 418. 



Scolopax rusticola IV 512. 



Aiding a Young Cuckoo IV 513. 



Habits of the Cuckoo V 16. 



Alauda arvensis V 16. 



Serrated Claws Ardea cinerea V 232. 



Corvus frugilegus V 235. 



Observ. Birds Spring Aberdeen V 340. 



Gallinago coelestis V 345. 



Observ. Cuckoo Aberdeen VI 5. 



March Notes Aberdeen VI 416. 



Alcedo Aberdeen VII 305. 



OrnithoL Notes Aberdeen VII 431. 



Migrants at Aberdeen VII 531. 



Corvus frugilegus VII 535. 



s. Faxon W. VI 319. 

 Wilson-Barker D. Butterfly Shadows V 19S. 

 Wilsonia mitrata Massachusetts : Comey VU 162. 



Mouville (Conn.): Howe V 19. 



Washington (D. C): Maxon VII 537. 



