ggg Transactions of the Society. 



Jan. Abb. Scbb Ges. vater. Cult., 1801, p. 163, pi. ii. fig. 9. 

 A. Grcgorii, Jan. ibul., pi. ii. fig. 12. A. cielatus forma triocellata, 

 rant, ibid, p. 56, pi. xxviii. fig 279. 



Habitat : Moron deposit (Greville ! Griffin !} ; Californian guano 

 (Greville! Griffin!); Patos Island guano (Greville!); Newcastle 

 deposit, IJarbadoes (Firtb!); Santa Monica deposit (Kae! Kinker! 

 Griffin I Deby ! Grove !) ; Szent Peter deposit (Pantocsek ! Kiuker ! 

 Doeg!); Oamaru deposit (Grove!); Santa Marta deposit (Doog!); 

 Kckko deposit (Pantocsek! Kinker!); Kerguelen (H. L. Smitli!); 

 Arran ((ireville! Gregory!); Bass Straits (Jobnson!); Cagayan 

 Island, Sulu Archipelago (O'^Ieara !) ; Woodlark Island (Roberts!); 

 coral washings, Mauritius (Doeg!); shell cleanings (no locality) 

 (Doe"!); Holothurians, Java and California (Kinker!); Yokohama 

 mud (Kinker! Griffin!); West Coast South America (Kinker!); 

 Kemban'^ Bay, Colon, Samoa, Vera Cruz, China (in Holothurians), 

 Monterey and Port Seguro (Debyl); San Pedro, Georgia Swamps, 

 New South Wales, King George's Sound, Sumatra, and Tamatave 

 (Grove), Japan (Firth!); Bahia (Kitton! Grove). 



Var. aueldandica Grun., Sch. Atl, yA. kvii. fig. 13. — Surface 

 with broader transverse median area. Central space elliptical, 

 major axis in line of processes, and about twice minor. Markings 

 on transverse median area irregular, obscurely anastomosing. Border 

 narrow, definite, with delicate uniform striae. — A. aucldandicus 

 Habirsh. Cat. Diat., § AuUscus. A. aelatus var., Sch. Atl., pi. Ixvii. 

 fig. 12. 



Habitat : Auckland Island (Grunow). 



Yar. strirjillata, Sch. Atl., pi. xxxii. figs. 24-26. — Earely unequally 

 and obtusely angular, major axis 0"0625 to U*105 mm, 1^ to \\ 

 times minor. Central space obtusely angular, its long axis some- 

 times slightly oblique to line of processes. Markings, the costae on 

 transverse median area continuous to border ; apiculi evident, on this 

 area most crowded around and sometimes confined to its outer edge, 

 more rarely few and large. Processes more irregular on outer than 

 on inner side. — Grev., Trans. Mic. Soc. Lond., 186:5, pi. ii. 

 figs. 5, 6. 



Habitat : Patos Island guano (Johnson !) ; Peruvian guano 

 (Browne !) ; Californian guano (Johnson !) ; Lamlash, Arran (Gre- 

 gory I) ; Iquique (Hardman !) ; China, from Holothurians (Macrae !) ; 

 Balearic Islands * (Weissflog !) ; Babia (Hardman ! f) ; Yokohama 

 (Grundler). 



Yar. deliculata — Major axis 0*05 to 0*08 mm., about IJ to 

 1 A times minor. Surface almost flat, with transverse median area 

 evident. Markings faint or indistinct, stria3 minute ; apiculi around 

 ends of transverse area. Processes small. — PI. XV. fig. 5. 



Habitat: YokoLama (Hardman!); China (Macrae!); Oamaru 

 deposit (Grove I). 



• This specim(;n has been associated by Gruuow with A. sculptus. 

 t In the Ck>llection of Mr. Julien Deby. 



