GASTROPODA (PULMONATA). 
Moll. 65 
A GNAT HA. 
Tryon (358) divides the Agnatha into the following families : Testa- 
cellidce, with 5 genera, Testacella, Daudebardict , Chlamydephorus , Plectro- 
phorus , Selenochlamys ; Oleacinidce ; Streptaxidce, with Streptaxis, Gibbus, 
subgenera Ennea and Diaphora, and Streptostele ; and Helicoidea , including 
Guestieria, Diplomphalus , Micromphalia , fflvytida , Paryphanta , Elcea , 
Aeroy>e. 
Testacellid.®. 
Adjua brevis , g. & sp. nn., Senegal, Chaper, (72) p. 44, pi. i. fig. 4. 
Azeca tridens , Pulteney, Douarnenez, near Brest; Daniel (100). 
Chlamydephorus gibbonsi, Binney. Generic name proposed to be 
changed to Apera, n. n., the mantle being absent rather than continuous 
over the whole body ; Heynemann (176). 
Coclilicopa ( Eypnophila ) cyclothyra , sp. n,, Greece, Boettger, (30) 
p. 121. 
Ennea humboldti, E. ovularis, E. corneola , E. vitrea, E.plicigera , spp. nn., 
Comoro Is., Morelet, (269) pp. 294-296, pi. xiv. figs. 2, 6, 11, 12, & 5. E , 
circumcisa, sp. n., Toumby, Mouth of Congo, id. (268) p. 29, pi. ii. fig. 3. 17. 
usagarica , 17. galactochila, E. migens, spp. nn., Usagara, E. Africa, Crosse 
(92). E.fuchsi , sp. n., Queichow, Gredler, (142) p. 223. 17. vriesiana , 
sp. n., Guinea, Ancey, (5) p. 145. 17. doliolum , sp. n., China, Heude, (173) 
p. 116, pi. xxx. fig. 15. 17. dolium, Heude (174), = E. doliolum , Heude, 
wee Morelet. 
Glandina poireti , C. Pfeifer, perforates the shell of Cyclostoma elegans ; 
Erjavec (116). 
Gidella elimensis , 6r. assiniensis, spp. nn., Senegal, Chaper (72), pp. 51 
& 53, pi. i. figs. 13-18. G. treichi, sp. n., Assinie, id. (73) p. 485, pi. xi. 
figs. 10 & 11. 
Oleacina , Bolten, is preferred to Glandina , Schuhmacher ; Tryon (358). 
Streptaxis plussensis, sp. n., Perak, de Morgan, (270) p. 371, pi. v. fig. 1. 
S. occidentalism S. orientalism spp. nn., China, Heude, (173) p. 118, pi. xxx, 
figs. 23 & 22. 
Testacella common in Herault, some observations on habits ; Dubreuil, 
(110) p. 300. T. maugei and T. haliotoidea described, with figures of the 
former and notes on habits, by Mansell-Pleydell (249). 
Tornostehm g. n., for Achatina muscola , Morelet; Ancey, (5) p. 143, 
Gxathoproea* 
Tryon, (358) p. 132, divides the Gnathophora into : (1) Holognatha = 
Vitrina , Hel'iXm Bulimus , Cylindrellam Papa , Lirnax , &c. ; and (2) Elasmo- 
gnatha — Succinea. In the Vitrinidce he includes the genera Vitrinam Vitri - 
noidea , Vitrinopsis , Parmella , Vitrinoconus, Plutoniam TrigonochlamySm which 
have no caudal mucous pore, and the following which have : Damayantia , 
Laconia , Maricella, UrocycluSm Parmarion , Aspidelus, Vitrinozomtes , PeZi= 
fera , Eelicarion. Under Limacidce he includes Lirnax, 2i sp. (sections 
Lekmannia, 2 sp., Ibycus, 1 sp., Ayn'oZt/fta#, 9 sp., Paralimax, 2 sp., Clyp* 
