PALEONTOLOGY. 309 



(liii'iiifjftbe Pliocene times, aiul that the islands were separated from the 

 niainkmd during the Quaternary period. 



Leo Lesquereux (150) in a paper (coni})iUHl and prepared for publica- 

 tion by r. ET. Knowllon, assistant curator of Botany and Fossil Plants 

 U. S. National Museum), has described a number of new species of 

 plants from various localities in North America of Upper Mesozoic and 

 Cenozoic age : 



Myrlca eUenoUlea, p. 1'2, pi. iv, f. 5. Lower Eoceue, Kentucky. 

 Miocene, Jobu Day Valley, Oregon : 

 Acacia Ore(joniaii(i, p. 14, pi. v, i'. 4. 



Acer Bciidirci, p. 14, pi. V., f. 5; vi, f. 1 ; vii ; f. 1 ; viii, 1. 

 Acer (liiiiorpluim, p. Ifj, pi. ix, f. 1. 

 Khun liendirei, p. 15, pi. ix, f. 2. 

 Andromeda (?) {Leticolhie) crasaa, p. Uj. 

 Carpites frayariw/ormis, sp. nov., i». 1(5 (no description). 

 Salix Engclhardti, y. 17, pi. viii, f. 2. 

 Qucrcus llorniaua, )». 17, \\\. v, f. (i. 



Qucrcus pseudoUjrata, var. brerifolia, n. var. (uodeacriptiou), pi. x, f. 2. 

 QiiercKs psciidoli/ratn, var. latifolia, n. var. (no description), pi. xii, f. 1. 

 Qucrcus psendoli/rata, var. obtusiloha, n. var. (no description), pi. x, f. 3. 

 Ficiis (?) Oreyoniaiia, p. 18, pi. ix, f. '3. 

 SviUax H'ardii, p. 19, pi. xiii, f. 1. 

 From Wasco County, Oregon (?), Eocene: 

 Salix iSchimperi. p. 21, pi. xiii, f. .'i. 

 PhyUiten Wascocnsis, p. 22, pi. xiv, f. 3. 

 Eqimetum Hornii, p. 2H, named without figure " Carpites cinconw, n. sp.," 



p. 21. 

 Persea punctiilala, p. 20, pi. xiv, f. 1. Alameda County, California (?), 



Miocene. * 



Persea Diller.i, p. 27, jil. xiii, f. 2-4. Siiasta County, California (?), Mio- 

 cene. 

 Ficus Shasieiisis, p. 2H, j)L xi, f. 3. Shasta County, Calil'ornia. Miocene. 

 Aralia Lasseniana, p. 2d, pi. xiv, f. 5. Lassen County, California (?), 



Et)cene. 

 Oreodaphne lithaforinis, p. 30, pi. xiv, f. 4. Lassen County, Calil'ornia (?), 



Eocene. 

 Zamilci Alaskana, p. 32, pi. x, f. 4. Cape Lisbourne, Alaska (?),Neocomian. 

 Chondrites Jilicit'ormis, p. 32, pi. xvi, f. 1. Cape Lisbourne, Alaska (?), Neo- 



comian. 

 Dioxpyros Virt/iniana h., var. Tiirncri, n. var,, p. 35. Contra Costa County, 



California (f). Pliocene. 

 Crat(C(/ns Marcouiana, p. 36, j)l. xiv, f. 2; xv, f. 1, 2, 

 Crntayus Marcouiana, var. snbinkyrifolia, n. var., p. 3(), pi. xiv, f. 2 (no 



description). "Fossil Point, P. V. Sheet." 



"The Geological History of Plants," of J. W. Dawson, ])resents in a 

 very readable form an account of the plants which have appeared in the 

 past and are now extinct, describing their historical sequence and the 

 chara(;ters presented by the faunas of each age. The notes to the sev- 

 eral (;hiii)ters contain mucli of value to the special student of Paheon- 

 tology. A note "On examination of Protaxites, by Professor Penhal- 

 low," is inserted at the end of chapter ii. At the end of chapter ill 



