46 Arachn. 
XI. Arachnida. 
[1907] 
Heydeniella g. n., near Neopara- 
situs, crozelensis sp. n. Possession Ins., 
Richters D. Siidpol.-Exp. 9 p. 281 pi. 
xx f. 13. 
PLyadcsia kerguelensis sp. n. Kergue- 
len, Lohmann Meeresmilben der d. Siid- 
polar-Exp. p. 309 pi. xxviii ft'. 1-6. 
Laelaps cuneifer, oophilus, new to 
Britain, in ants’ nests, Donjsthokpe Ent. 
Rec. 19 pp. 6, 256 and Hastings Nat. 
1 p. 67. — (L. macropilis , mexicanus 
spp. n. Florida and Mexico, Banks 
Washington Proc. Ent. Soc. 7 pp. 137— 
142.) 
Leptospatliis alberti antardica 
subsp. n. Antarctic, Trouessart Acari, 
Nat. Antarct. Exped. 3 pp. 4-6 pi. — 
L. bouvieri p. 4 ft. 1-3, scriptor p. 8, 
spp. n. Antarctic, Trouessart Acar. 
marins, Exp. antarct. fran<*. 
Liacarus poppei sp. n. Deutschland, 
Poppe Bremen Abh. natw. Yer. 19 p. 52. 
(Liponyssus americanus sp. n. District 
of Columbia, Banks Washington Proc. 
Ent. Soc. 7 pp. 133-137.) 
Lohmanella gaussi sp. n. Antarktis, 
Lohmann Meeresmilben der d. Siidpolar- 
Exp. p. 391 pi. xlii ft. 1, 3, 5-7. 
( Macrocheles carolinensis sp. n. North 
Carolina, Banks Washington Proc. Ent. 
Soc. 7 pp. 133-137.) 
Myialges g. n. anchora sp. n. parasite 
of pupiparous Diptera, Algeria, Sergent 
and Troukssart C. II. soc. biol. 62 p. 444 ; 
Trouessart Paris Bui. soc. zool. 31 
p. 128. — \1. caidotoon sp. n. Parasit auf 
einer Dipter Olfersia ardeae aus Ost- 
Afrika, Speiser Sjostedt’s Kilimandjaro 
Exped. 10 No. I p. 9. 
Myialgesinae subf. n., Trouessart 
Paris Bui. soc. zool. 31 p. 128. 
Neomegistus julidicola description, 
Tragardii Ark. Zool. 3, No. 28 pp. 2-14 
pi. i. 
Neoparasitus crozetensis sp. n. 
Possession Ins., Richters D. Siidpol.- 
Exp. 9 p. 279 pi. xviii f. 3. 
(Neophyllobius americanus sp. n. 
Alabama, Banks Washington Proc. Ent. 
Soc. 7 pp. 133-137.) 
Neumannella nom. n. for Neumannia 
Trouess., Trouessart Zool. Anz. 32 
p. 407. 
Notaspis crozetensis sp. n. Possession 
Ins., Richters D. Siidpol.-Exp 9 p. 291 
pi. xix ft. 19-21. — N. marina sp. n. Ker- 
guelen and St. Paul, Lohmann Meeres- 
milben der d. Siidpolar-Exp. p. 369 pL 
xxviii ft. 7-9, pi. xxix ft. 1-5. 
Opistliope g. n. near Trachyuropoda t 
crozetensis sp. n. Possession Ins., 
Richters D. Siidpol.-Exp. 9 p. 284 pL 
xviii ft. 10-13, pi. xix ft. 24-26. 
Oribata clavilanceolata p. 112, pi. iii 
ft. 9-11, clavipectinata p. 112 f. 14, 
curva p. 113 ft. 5-6, multipilosa p 113 
f. 1, serratoseta p. 114 ft. 12-13, spp. n. 
Illinois, Ewino Psyche 14. — 0. crozetensis 
p. 287 pi. xix ft. 8-11, gaussi p. 288 1L 
1-7, spp. n. Possession 1ns., Richters 
D. Siidpol.-Exp. 9. — (0. angustipes 
sp. n. Virginia, Banks Washington 
Proc. Ent. Soc. 7 pp. 133-137). 
Paramegistus eonfrater description, 
Tragardii Ark. Zool. 3 No. 28 pp. 14-20* 
pi. i. 
Pediculoides dianthophilus sp. n. 
Nebraska, Wolcott Stud. Zool. Lab. 
Univ. Nebr. No. 79 pp. 25-31 pis. vii, 
viii. 
Pediculopsis graminum formation of 
ova, determination of sex in, Reuter 
F estschr. J. Palmen No. 7 pp. 1-39. 
Pclops americanus sp. n. Illinois, 
Ewing Psyche 14 p. Ill pi. iii ft. 2-4. 
Phthiracarus magnus sp. n. Indiana, 
Ewing T.c. p. 114 pi. iii ft. 7-8. 
(Phyllocoptes cor nut us sp. n. District 
of Columbia, Banks Washington Proc. 
Ent. Soc. 7 pp. 137-142.) 
Phytoptus rudis causes bud-galls and 
Avitch’s broom on birch-trees, structure 
and development, Giissow Natw. Zs. 
Landw. Stuttgart 4 pp. 421-429 init 2 
Taf. 
( Pigmephorus americanussp. n. District 
of Columbia, Banks Washington Proc. 
Ent. Soc. 7 pp. 137-142.) 
Piracarus g. n. near Uroplitella, croze- 
tensis sp. n. Possession Ins., Richters 
l>. Siidpol.-Exp. 9 p. 285 pi. xviii ft. 4-9, 
pi. xix ft. 27-29. 
Pneumonyssus duttoni description of 
larva, Newstead, Dutton A Todd Liver- 
pool Ann. Trop. Med. 1 p. 97. 
