2 Echin. 
V. Echinoderma. 
flUOS] 
Abbreviations employed in Sections 
II and III 
anat. = anatomy. 
chars. = specific characters. 
colln. = collection. 
comp. = characters compared. 
descr. — description, or described. 
dev. = development. 
diagn. = diagnosis. 
disc. — discussion, or discussed. 
distr. = distribution. 
esp. = especially. 
expdn. = expedition. 
formn. = formation. 
inch = includes, or included. 
occ. = occurrence. 
ref. = referred, or referable. 
reg. = regarded. 
rev. == revision, or revised. 
spec. = specimen. 
syn. — synonym, or synonymy. 
I.—TITLES. 
Agassiz, Alexander. Echini. The 
genus Colohocentrotiia. (Reports on the 
scientific results of the expedition to the 
trojjical Pacific, in charge of Alexander 
Agassiz, by the U. S. fish commission 
steamer “ Albatross,” from August, 
1899, to March, 1900, Commander 
Jeft'erson F. Moser, U.S.N., commanding. 
11.) Cambridge, Mass., Mem. Mus. 
Comp. Zooh, Harvard Coll., 36, 1908, 
(4 1. + 1-33 + 49 h), 49 pis. 1 
Agassiz, Alexander & Clark, Hubert 
Lyman. Hawaiian and other Pacific 
Echini. The Salenidoe, Arhaeiadce, 
Aspidodiadematidce, and Diadematidce. 
Cambridge, Mass., Mem. Mus. Comp. 
Zooh, Harvard Colh, 34, 1908, (2 1. + 
47-132 + 17 Z.), 17 pis. 2 
Andeer, Giovanni. Sulla piastra 
calcarea circumoculare delle Asterie. 
Catania, Boll. Acc. Gioenia, (N. Ser.), 
fascicolo 93, 1907, (28-29). 3 
Anderson, Robert, vide Arnold, R. 
& Anderson. 
[Anon.] Charles Stewart, 1840-1907. 
London, J. R. Microsc. Soc., 1908, (435- 
436). 4 
Arnold, Ralph. Descriptions of new 
Cretaceous and Tertiary fossils from the 
Santa Cruz Mountains, California. 
Washington, D.C., Smithsonian Inst., 
U. S. Nation. Mus., Proc., 34, 1908, 
(345-390), 7 pis. 6 
Arnold, Ralph. Description of a new 
Brittle Star from the Upper Miocene of 
the Santa Cruz Mountains, California. 
Washington, D.C., Smithsonian Inst., 
LI. S. Nation. Mus., Proc., 34, 1908, 
(403-406), ph 6 
Arnold, Ralph & Anderson, Robert. 
Geology and Oil Resources of the Santa 
Maria oil district, Santa Barbara County, 
California. Washington, D.C., Dept. 
Int., Bull. U. S. Geoh 'Surv., 322, 1907, 
(1-161), 24 pis. & 2 maps. 7 
B., F. E. Charles Stewart, 1840- 
1907. London, Proc. R. Soc., ser. B, 
80, 1908, (Ixxxii-lxxxiv). 8 
Baltzer, F. Ueber die Giosse und 
Form der Chromosomen bei Seeigeleiern. 
Verb. D. zool Ges., Leipzig, 18, 1908, 
(240-241). 9 
Baltzer, Friedrich. Ueber mehrpolige 
Mitosen bei Seeigeleiern. Wurzburg, 
Verb, physik. Ges., N.F., 39, 1908, 
(291-330),‘5Taf. 10 
Baron, vide Bohn, G. 
