LIST OF PUBLICATIONS. 
Arad in. 5 
fully and minutely detailed, and the following important position is 
laid down, that there is “ an agreement between the Amphigastrula of 
Chthonius, or rather of the Chernetidcs, and the corresponding embryonal 
structures, not only of the Vermes and Arthropoda, but also of the 
Mollusca and Vertehrata. For an English translation of this paper, by 
W. S. Dallas, see Ann. N. H. (4) xviii. pp. 197-207. 
. Anatomisches und Histologisches iiber Gihocellu 
Arachnide. 2W*-«#4-pp. 29^-346, pis. xvii.-xx. Ay 
5 
An exhaustive treatise on the anatomy and histology 
Arachnid, Gihocellum sudeticum^ Stecker (Zool. Rec. xii 
short general introduction is followed by the first division of the work, /S 
in three chapters, pp. 296-309, pi. xvii., on the external structure. The 
second division comprises seven chapters, pp. 309-341, pis. xviii.-xx., on 
the internal anatomy. The third division treats upon the classification 
of Gihocellum, its place being considered to be in the family Cyphoph- 
thalmidce, a subordinate group of the order Opilionea. 
Thomas, Friedkich A. W. Beschreibung neuer oder minder ge- 
kannter Acaro-cecidien (Phytoptus Gallen) 1876. N. Act. L.-C. 
Ac. xxxviii. pp. 255-288, pis. ix.-xi. 
[The Recorder has not had an opportunity of studying this paper.] 
Tiiokell, T. Sopra alcuni Opilioni (Phalangidea) d’Europa e dell’ Asia 
occidentale, con un quadro dei generi europei di quest’ Ordine. 
Ann. Mus. Genov, viii. pp. 452-508. 
The author reviews the literature of the subject, and states the prin- 
ciples of the classification he intends to follow. Details are given of 
various structural characters of the order, those being particularly noted 
upon which it is conceived that generic and specific characters should 
be based. This introductory portion, pp. 452-461, is in Italian, the 
remainder in Latin. A synopsis of the European families and 
genera of the order is given, pp, 462-470, the ordinal, family, and generic 
characters being fully detailed. Four new genera are characterized and 
fourteen new species described. 
. Descrizione di alcune specie de Opilioni dell’ Arcipelago Malese 
appartenenti al Museo civico di Genova. Ann. Mus. Genov, i:??;. 
(1876) *pp. 111-138. 
Five new genera of the order Fhalangidea (^Opiliones, Sund.) are 
characterized, and eight new species described from the Malay Archi- 
pelago. 
. On the Classification of Scorpions. Ann. N. H. (4) xvii, 
pp. 1-15. 
The author proposes a modification of the scheme adopted by Peters 
in his work, “Ueber eine neue Eintheiluug der Skorpioue,” 1861. 
The latter author established four groups, based on the form of the 
sternum and the various toothing of the falces ; passing over the eyes, 
* Vol. ix. is not yot published. — E d., 1878. 
m, eine neue . 
of the curious “ A 
. D. 259'). A fbd 
