LIST OP ABBREVIATIONS. 
Xlll 
Bol. <jeol. S. Paulo — Boletim da Commissao geographioa e geologica da 
Provincia de S. Paulo. 
Bol. Mus. la Plata — Boletin del Museo la Plata (Buenos Ayres). 
Bol. Com. Geol. — Bollettino del R. Comitato Geologico d’ltalia (Roma). 
Boll. Mus. Zool. Anat. Comp. Torino — Bollettino dei Musei di Zoologia ed 
Anatomia comparata della R. University di Torino. 
Boll Nat. — Now Riv. Ital. Sci. Nat. 
Boll, scient. — Bollettino scientifico (Maggi, Zoja, & Giovanni : Pavia). 
Boll. Soc. Adr. — Bollettino della Society Adriatica di Scienze de Naturali 
(Trieste). 
Boll. Soc. geol. Ital. — Bollettino della Society geologica Italiana 
(Rome). 
Boll. Soc. Nat. Napoli — Bollettino della Societa di Naturalisti in 
Napoli. (Formerly Rivista italiana di scienze naturali [Circolo 
degli aspiranti naturalisti].) 
Bot. Z — Botanische Zeitung (Halle). 
Brit. Nat. — The British Naturalist (Robson : London). 
Bull. Ac. Belg. — Bulletin de l’Academie royale des Sciences, des Lettres, 
et des Beaux A_rts de Belgique (Brussels). (Also Mem.) 
Bull. Ac. Cracovie — Bulletin international de 1’ Academic des sciences de 
Cracovie (Cracovie). 
Bull. Ac. Hippone — Bulletin de l’Academie d’Hippone (B6ne). 
Bull. Am. Mus. Nat. Hist. — Bulletin of the American Museum of Natural 
History (New York). 
Bull. Broolcville Soc . — Bulletin of the Brookville Society of Natural 
History (Brookville, Indiana, U.S.A.). 
Bull. Buff. Soc . — Bulletin of the Buffalo Society of Natural Sciences. 
Bull. Bussey Inst . — Bulletin of the Bussey Institution (Boston). 
Bull. Cornell TJniv . — Bulletin of the Cornell University. (Ithaca.) 
Bull. Denison Univ . — Bulletin of the Scientific Laboratories of Denison 
Universities (Granville, Ohio). 
Bull. Dep. Agric. Ent . — U.S. Department of Agriculture. Division of 
Entomology. Bulletin (Washington). 
Bull. Ent. Ital. — Bullettino della Societa Entomologica Italiana 
(Florence). 
Bull. Ess. Inst : — Bulletin of the Essex Institute (Salem, U.S. A.). 
Bull. Geol. Soc. Amer. — Bulletin of the Geological Society of America 
(New York). 
Bull. Illini Lab. N. II . — Bulletin of the Illinois State Laboratory of 
Natural History. (Champaign, Illinois.) 
Bull. Inst. Nat. Genevois — Bulletin de Tlnstitut nationale Genevois. 
Bull. Lab. Iowa — Bulletin from the Laboratories of Natural History of 
the State University of Iowa (Iowa city). 
Bull. Minnesota Acad . — Bulletin of the Minnesota Academy of Natural 
Sciences. 
