7 Prot. 
PROTOZOA. 
differential characters of the 4 Orders of Radiolaria, a “ Conspectus 
Ordinum et Familiarum Radiolarium classis,” and a hypothetical 
ancestral tree for the Radiolaria (1882). 
Leidy, J. A Social Heliozoon. P. Ac. Philad. 1883, pp. 95 & 96. [Cf. 
Ann. N. H. (5) xii. pp. 202 & 210, and J. It. Micr. Soc. (2) iii. p. 523.] 
Rhaphidiophrys socialis , sp. n., from Lake Hopatcong, N. J. One group, 
0.84 mm. X 0.36 mm., contained over a hundred individuals. 
. On Actinosphcerium eichhorni. Abstract, Ann.N. H. (5) xi. p. 296. 
[Cf Zool. Rec. xix. Prot. p. 12.] 
Munier-Chalmas, E., & Schlumberger, C. Nouvelles observations 
sur le dimorphisme des Foraminiferes. C.R. xcvi. pp. 862-866, 
4 figs., & pp. 1598-1601, 4 figs. [Cf. Ann. N. H. (5) xi. pp. 336-341, 
with figs., & xii. pp. 67-69, and J. R. Micr. Soc. (2) iii. pp. 380 & 671.] 
Having previously described dimorphism in the Nurnmulitidce , the 
authors now find it in the Miliolidce, there being a difference in size and 
arrangement of the primary chamber. In the latter paper, they show that 
the same occurs in all the extinct species they have examined. 
Roboz, Z. y. Calcituba polymorpha, g. & sp. nn. SB. Ak, Wien, lxxxviii. 
Abth. 1, pp. 421-432, 1 pi., and Anz. Ak. Wien, xiv. pp. 117 & 118. 
Schlumberger, C. Remarks upon a Species of Crist ellaria (? rotulata). 
J. Cincinn. Soc. v. p. 119. 
Siiacko, G. Untersuchungen an Foraminiferen. Arch. f. Nat. xlix. 
pp. 428-454, 2 pis. \_Cf. J. R. Micr. Soc. (2) ii. p. 74.] 
Shacko regards the large spheres (parasitic Algce t Moseley ; cell nuclei, 
Lankester) in Orbulince from Cape de Verde, as embryonic chambers ; 
he found some Orbulince from Miocene of Lapugy covered with Globi- 
gerince ; and gives an account of the perforations and embryos of Pene - 
roplis proteus. 
[Cf. The General Subject.] 
FLAGELLATA. 
Buck, E. Kleiner Beitrag zur Kenntniss der Euglenen. Ber. offenb. 
Ver. 1883, pp. 233-235, 1 pi. 
Butschli, O. Protozoa. Bronn’s Klassen und Ordnungen des Thier- 
reichs, pts. 20-25, pp. 617-784, pis. xxxix.-l. 
Butschli commences the Mastigophora ( Flagellata ), and makes 4 
Orders — (1) Flagellata , (2) Choano-flagellata, ( 3) Cysto-flagellata ) (4) Cilio- 
fagellata. No further classification given. The following sections are 
employed : — 1. Historical (p. 620) ; 2. Literature (p. 650) ; 3. General 
Morphology (p. 658) ; 4. Special Morphology (p. 659) ; 5. Minute Struc- 
ture of Soft Parts (p. 671) ; 6. Reproduction (p. 744). 
Certes, A. Sur le Trypanosoma balbianii (Note comphSmentaire). 
Bull. Soc. Z. Fr. viii. pp. 209 & 210. [Cf. J. R. Micr. Soc. (2) iii. 
pp. 862 & 863.] 
The only difference betwee'n Mitrophanow’s two spp. nn. (infra) 
