13 Proi. 
Titles. 
0400 
Bakt. Jona Abtli. 1 50 Orig. 1909 (348- 
363). « 199 
Hadley, Philip B. Regarding the 
value of the vanGieson and the Roman- 
owsky malarial stains for the detection 
of Coccidia. Centralbl. Bakt. J ena Abth. 
1 52 Orig. 1909 (147-160). 200 
Hadley, Philip B. White diarrhoea of 
chicks ; a study in Avian coccidiosis. 
Science New York N.Y. 29 1909 (1007). 
[Brief notice of (199).] 201 
Hadwen, S. vide Nuttall, G. H. 
Haecker, Valentin. Ueber die Chro- 
mosomenbildung der Aulacanthiden. 
Zur Kritik der Hypothese von der Pa- 
rallelconjugation. Zool. Anz. Leipzig 
34 1909 (35-42). 202 
Haecker, Valentin. Die Radiolarien 
in der Variations- und Artbildungs- 
lehre. Zs. indukt. Abstammgslchre 
Berlin 2 1909 (1-17). 203 
Hahn, C. W. The stages of Ilaemo- 
gregarina stepanovi Danilewsky found 
in the blood of turtles, with special 
reference to changes in the nucleus. 
Arch. Protistenkunde Jena 17 1909 
(307-376) pis. xvi-xviii. 204 
Hamerton, A. E. vide Bruce, D. 
Hamelin, L. vide Courty. G. 
Hammer, Ernst vide Hartmann, Max. 
Hartmann, Max. Autogamio bci 
Protisten und ihre Bedeutung fiir das 
Befruchtungsproblem. Arch. Proti- 
stenkunde Jena 14 1909 (264-334). 205 
Hartmann, Max. Untersuchungen 
liber parasitische Amoben. I. Enta- 
moeba histolytica Scliaudinn. Arch. 
Protistenkunde Jena 18 1909 (207-220) 
Taf. xiii. 206 
Hartmann, Max. Polyenergidc Kerne. 
Studien iiber multiple Kernteilungen 
und generative Chromidien bei Proto- 
zoen. Biol. Centralbl. Leipzig 29 1909 
(481-487 491-506). 207 
Hartmann, M. Neuere Forschungen 
iiber pathogeno Protozoen. Centralbl. 
Bakt. Jena Abt. 1 42 Rcferate Beih. 
1908 (*72-*80). 208 
Hartmann, Max und Hammer, Ernst. 
Untersuchungen iiber die Fortpflan- 
zung von Radiolarien. (Vorl. Mitt.) 
Berlin SitzBer Ges. Natf. Freunde 
1909 (228-248) Taf. iii. 209 
Hartog, Marous. A propos of Dr. 
Hartmann’s ,, Autogamio bei Proto- 
zoen “. Arch. Protistenkunde Jena 18 
1909 (111-114). 210 
Heim, Arnold. Sur le Nummulitique 
des Alpes Suisses. Paris Bui. soo. geol. 
S6r. 4 9 1909 (25-30). 211 
[Henckel, A.] UenKeJib, A. T. 
Maiepiajibi kt> (fiiiTonjianicTony Kacnifi- 
ctcaro Mopa no flaimbiMT, KacniftcKoii 
DKCiieftinjin 1904 r. [Materialien zum 
Phytoplankton des Kaspischen Meeres.] 
St. Peterburg Scripta bot. 27 1909 (2 + 
246) 36 Taf. u. Karten. 212 
Herdman, W. A. and Scott, Andrew. 
An intensive study of the marine plank- 
ton around the South End of Isle of 
Man. Part II. Liverpool Proc. Trans. 
Biol. Soc. 23 1909 (243-322) charts and 
diagrams. 213 
Heron-Alien, Edward and Earland, 
Arthur. On the Recent and Fossil 
Foraminifera of the shore-sands of 
Selsey Bill, Sussex. — II-IV. London 
J.R. Microsc. Soc. 1909 (306-336 422- 
446 and 677-698) pis. xv-xviii & xx, 
xxi. 214 
Heron-Alien, Edward and Earland, 
Arthur. On a new species of Techni- 
tella from the North Sea, with some 
observations upon selective power as 
exorcised by certain species of arena- 
ceous Foraminifera. London J. Qiick. 
Microsc. Cl. (ser. 2) 10 1909 (403-412 
& 479-483) pis. xxxi-xxxv. 215 
Hesse, E. vide Leger, L. 
Hewitt, C. Gordon. The structure, 
development and Bionomics of the 
house-fly, Musca domestica, Linn. Pt. 
III. The Bionomics, allies, parasites 
and the relations of M. domestica to 
human disease. Q. J. Microsc. Sci. 
London 54 1909 (347-414) pi. xxii. 
[Contains a brief account with figures, 
of various Flagellate parasites (e.g. 
Herpetomonas ) known to occur.] 216 
Hickson, S. J. The Proteomyxa. 
The Lobosa. [Sections A & D in “ A 
Treatise on Zoology,” edited by Sir E. 
Ray Lankester, pt. 1 fasc. i. London 
(A. & C. Black) 1909 (1-13, 68-93). 217 
Hickson, S. J. The Suctoria. (Presi- 
dential Address.) Manchester Trans. 
Microsc. Soc. 1908 (1909) (31-43). 218 
Hickson, S. J. vide Willey, A., also 
Weldon, W. F. (the late). 
