PSEUDOSCORPION IDES ACARIDEA. 
219 
wolckenaeri (de Tli^is), O. hravaisii (Gerv.), O. corticale (Hahn), O. gracile 
and O. duhium (C. Kooh), O. •palli'pes (Luc.). 
Of the whole family, there are 47 described (of which 28 are unknown to 
the author) and 29 new species, in all 76. 
Blothrns aheillii, sp. n.. Cave of Estellas, A ridge, E. Simon, Ann. Soc. Ent. 
Er. (5) ii. p. 224, pi. 12, fig. 10, where also attention is called (p. 223) to the 
insufficiency of Schiddte’s diagnosis of the genus BlotJirus (Dans. Selsk. 
Skr. 1851). 
SOLPUGIDEA. 
Gnlcodes sgriaeus, p. 261, G. furcellatuft, p. 264, spp. nn., Syria: E, 
Simon, /. c. 
PHALANGIDEA. 
Opilionides. 
Ischgj'opsalis dispar, Orduno-Biscaya, p. 227, pi. 12. figs. 11 & 12 ; I. ro- 
husta, Gerez, Tras-os-Montes, p. 230, fig. 13, spp. nn. : E. Simon, 1. c. pi. 12 
(& pi. 16. figs. 1 & 2). I. luteipes, Aridge, Cave of Le Quere, sp. n., id. 1. e. 
p. 484, pi. 16. figs. 2, 5, 6a. 
Gonyleptides. 
Erchomaster, g. n., E. I). Cope, Am. Nat. vi, no. 7, p. 420; E. Jlavescens, 
sp. n., Wyandotte Cave, N. America, id. ibid. 
Phrixis, g. n., closely allied to Acanthocheir, id. 1. c. p. 421 ; P. longipcs, 
sp. n.. Mammoth Cave, Kentucky, id. 1. c. 
^cotolcmon Inmsi, sp. n., Caves of Aridgo, E. Simon, Ann. Soc. Ent. Fr. 
(5) ii. p. 234, pi. 12. figs. 14 15; S. piochnrdi, sp. n., Cavo of Albia, near 
Ordnno, id. I. c. p. 236, pi. 12. figs. 18 Sc 19 ; L. ierricola, sp. n., I'orto Vccchio, 
id. 1. c. p. 237, pi. 12. figs. 16 & 17. 
Thogulides. 
Cypliophthahnus corsicus, sp. n., Corsica, E. Simon, Ann. Soc. Ent . Fr. (5) 
ii. p. 240, pi. 12. fig. 20. 
ACARIDEA. 
Cheyletus, Glyciphagvs, and Tyroglyphus. Fumouse and Bobin, J. I’Anat. 
Phys. no. 5, Sept. Sc Oct. 1872, pis., and R. Z. (2) xxiii. p. 159, publish an ana- 
tomical and zoological memoir on species of these genera. An undescribed 
Tyroglyphus exists in most collections. 
Ixodes dugesi and Argas rejlexus. G. Gulliver notes the eggs and newly 
hatched young of these species found in Kent, Ann. N. II. (4) x. p. 230 : cf. 
also Q. J. Micr. Sci. (n. s.) xii. pp. 424 & 425. 
Argas rejlexus (Latr.) = Bhynchoprimi columhm (Ilerm.) = Ixodes marginatns 
(Fabr.) is described and stated to be new to the British fauna in P. Maidst. 
Soc, (Q. J. Micr. Sci. 1. c. p. 205). See also Gulliver, 1. c. ix. p. 242. 
For a short note on the progression of Arachnids in opposition to gravity, 
and referring to Physiological Researches ” by Dr. Davy (1863, p. 336), cf. 
Q. J. Micr. Sci. 1. c. p. 425. 
