PYCNOGONIDEA, ACARIDBA. 
Araclin. 27 
Strom, dredged by ‘ Kuiglit-Errant,’ Hoek, Zool. ‘Challenger,’ pt. x. p. 99, 
Station 3. 
Rhyncotliorax mediterraneus^ Costa, described and figured, from the Bay 
of Naples ; Dohrn, 1. c. p. 211, pi. xvii. figs. 1-9. 
Anomor\i''] Ju/nckus, g. n. Allied to Pasithoe^ Goodsir, but distinguished 
by the more numerous articnlatious of the appendages, the great develop- 
ment and basal constriction of the rostrum, and the simple claws. For A. 
smithi, sp. n., E. J. Miers, Ann. N. II. (5) vii. p. 50, pi. vii. figs. 6-8, 
Franz- Josef Land. 
ACARIDEA. 
Canestrini, G., & Fanzago, F. . Intorno agli Acari Italian!. Atti 1st. 
Venet. (5) iv. [1877-78], pp. 69 & 208, pis. ii.-vii. [Omitted from 
former Records.] 
Discusses (pp. 69-74) the existing literature on the Acaridea, and 
divides the Italian genera (44 in number) of this order, in the succeed- 
ing pages, into 13 families : i. Hoplopini, gen. Iloploims^ C. & F. ; 
ii. Oriratini, gg. Pelops, Koch, Orihafes, Latr., Liosoma, Nic., Ceplius, 
Koch, Oppia^ Koch, Eremoms, Koch, Nothrus, Koch, Bdella, Haydn, 
Iloplopliora^ Koch ; iii.GAMASiNi, gg. Gamasus, Nicoletia,g.n.^ Mejus^ 
Koch, Dermanyssiis, Duj., Notaspis, Herm., Trachynoius^ Kram. ; iv. 
Trombidini, gen. Tromhidium^ Latr.; v. Rhyncholopiiini, gg. 
lophus, Duj,, Erylhrccus, Latr., Stigmeeus, Koch, Actineda, 'Koch, Scy- 
phius, Koch, Cheylctiis, Latr. ; vi. Tetranycitini, gg. Telranychus, Duf., 
Caligonus, Koch, Ileteronychus, C. & F., Dryohia, Koch ; vii. Eupodini, 
gg Eupodes, Koch, Linopodes, Koch, Penthalea, Koch, Tydeus, Koch. ; 
viii. Alyciiini, gen. Alychus, Koch; ix. Bdeelini, gg. Ddella, Latr., 
Eiipalus, Koch, Scirus, Herm. ; x, Ixodini, gg. Ixodes, Latr., Hyalomma, 
II(jema\to']physalis, ~Koc\\, Rhipildod^cephalus, Koch ; xi. Argasini, 
gen. Argas, Latr. ; xii. Tarsonemini, gen. Tarsonemiis, C. & F. ; xiii. Aca- 
RiNi, gg. Acarus, Linn., Claviceps, g. n., Tricliodactyliis, Dug. 
44 genera, containing 158 species, are recorded and described ; 2 genera 
and 16 species being new. 
Gerard, Maurice. Note sur les Acarieus qui se nourissent de vegA 
taux vivants. J. Soc. Hort. Fr. 1880. 
[Not seen by the Recorder.] 
Haller, G. Ueber deil Larvenformen der Milben. MT. Ges. Bern, 
1880, SB. pp. 20 & 21. \_Cf. Zool. Anz. iv.] 
. Kurze Mittheilung fiber Brady’s sogenannte “ British Fresh-water 
Mites.” Zool. Anz. iv. p. 17. 
Points out that Brady [Zool. Rec. xiv. Arachn. p. 2], includes some 
species of Tromhidiidee, and 1 of Sarcoptes. 
. Die Mundtheile und systematische Stellung der Milben. L, c. 
pp. 380-386. 
The Acaridea are considered to form a class (equivalent and next to 
the Arachnida), Acaroidea, containing two orders : i. Acarina atracheata ; 
