AMMONEA, TETRABRANCH1ATA, GASTROPODA. Moll. 51 
t Prolecaniles similis , Carboniferous Limestone, Yorkshire ; Crick, Tr. 
Manchester Geol. Soc. xxiii, p. 81, figg. : n. sp. 
f Proptychites, n. g., p. 162, for P. oldhamianus , p. 166, n. sp., &c., Trias, 
India ; Waagen, Pal. Ind., Ser. xiii, vol. ii, figg. 
f Pseudharpoceras, n. g., p. 130, for P. spiniger , p. 131, n. sp., &c., Trias, 
India ; Waagen, Pal. Ind., Ser. xiii, vol. ii, figg. 
f Pseudophy llites, n. subg. of Lytoceras, type Ammonites indra, Forbes; 
Kossmat, Beitr. Pal. Oesterr.-Ung. ix, p. 137. 
^ Pseudosag ecer as, n. g., for sp. indet. ! Trias, Eastern Siberia ; Diener, 
Trudui geol. Kom. xiv, No. 3, p. 28, fig. 
fSowerbyceras, n. g., type Ammonites tortisulcatum , D’Orb. ; Parona & 
Bonarelli, Rend. 1st. Lombardo, xxviii, p. 686. 
f Sphairites, n. g., p. 106, for S. globulus , n. sp., p. 107, Trias ; Arthaber, 
Beitr. Pal. Oesterr.-Ung. x. 
fStephanites, n. g., p. 100, for IS. superbus , p. 101, n.sp., &c., Trias, India ; 
Waagen, Pal. Ind., Ser. xiii, vol. ii, figg. 
f Tetragonites , n. subg. of Lytoceras , type Ammonites timotkeanus , Mayor ; 
Kossmat, Beitr. Pal. Oesterr.-Ung. ix, p. 131. 
fUssuria, n. g., p. 23, for f U. schamarce , p. 26, iwanowi , p. 27, n. spp., 
Trias, Eastern Siberia ; Diener, Trudui geol. Kom. xiv, No. 3, figg. 
TETRABRANCHIATA. 
f Aturia brunlechneri , Tertiary of Carinthia ; Frauscher, Jahresb. Mus. 
Karnten, xxiii, p. 196, figg. : n. sp. 
f Endoceratidce, structure of the endosiphon ; Holm, Geol. Foren. Stock- 
holm Forh. xvii, pp. 601-626, figg. 
fiVawio, Clarke, remarkson the genus ; Hyatt, Amer. Geol. xvi, pp. 1-12, 
1 pi., fig. [See also letter by Clarke, op. cit. xv, pp. 125-128.] 
Nautilus , notes on the animal, its occurrence, habits and anatomy ; 
Willey, Nat. Sci. vi, pp. 405-414, figg. : on the sexual dimorphism 
of; Vaysiere, C.R. Ac. Sci. cxx, pp. 1431-1434: N. pompilius , 
points in the anatomy of ; Kerr, P. Zool. Soc. London, 1895, 
pp. 664-686, 2 pis., considers the arms to be definitely processes of 
the cephalic region, and that Nautilus shows many strong resem- 
blances to the Amphineura : contributions to its morphology ; 
Haller, Denk. Ges. Jena, viii, pp. 187-204, figg. 
fW. tumescens, Tertiary of Carinthia ; Frauscher, Jahrb. Mus. Karnten, 
xxiii, p. 190, figg. : n. sp. 
f Trematoceras ohioensis , Carboniferous, Ohio; Miller & Faber, 
J. Cincinnati Soc. xiv, fig. : n. sp. 
II. GASTROPODA. 
Gastropoda of the Plankton-Expedition, mostly larval forms, with many 
most important observations; Simroth (377). 
Review of new works on the distribution of Gastropoda ; Simroth (382). 
Phylogeny ; Thiele, Biol. Centralbl. xv, pp. 220-236. 
