ACTIN0PTERYG1I. 
PlsCG8 17 
Prince, E. E. Notes on tbe Development of the Angler-Fish ( Lophirn 
piscalorius). Rep. Fish. Scotl. ix, pt. iii, pp. 343-348, pis. xiv 
& xv. 
Antennarius reticularis , n. sp., Gilbert, P. U. S. Nat. Mns. xiv, p. 566, 
Gulf of California. 
Halieutcea nigra , n. sp., Alcock, Ann. N. H. (6) viii, p. 24, Andaman 
Sea, 115-220 faths. 
Dibranchus nasutus, p. 24, pi. vii,- fig. 1, Andaman Sea, 188-200 faths., 
and micropus , p. 25, pi. vii, fig. 2, Bay of Bengal, 240-276 faths., n. spp., 
id. t. c. 
J M althojms, n. g., as Malthe , but with only two gills on each side. M. 
luteiis , n. sp., id. t. c. p. 26, Andaman Sea, 188-220 faths. 
^ Halicmetus , n. g. Head and anterior part of body very broad and 
depressed ; front with a transverse bony bridge and a subrostral cavity 
lodging a fleshy tentacle ; cleft of mouth horizontal ; villiform teeth in 
jaws and palatines ; gill-openings small ; foramina situated superiorly in 
the axillae ; two gills ; no pseudobranchiro ; head and body with close set 
graniform asperities and large granular tubercles ; no dorsal fin what- 
ever ; anal fin very short ; pyloric appendages aud air-bladder absent. 
//. ruber , n. sp., id. t. c. p. 27, pi. viii, fig. 1, Andaman Sea, 188-220 
faths. 
■ Histiocephalus , n. g. ( P ediculatorum ?), de Zigno, Mem. 1st. Venet. xxiii, 
p. 29. 1J. bassanii , n. sp. (foss.), id. t. c. p. 31, pi. i, fig. 9, Eocene, Monte 
Bolca. 
CottiDjE. 
Gill, T. The Osteological Characteristics of the Family Hemitripteridce. 
P. U. S. Nat. Mus. xiii, pp. 377-380, pi. xxxi. 
Cottus scorpius , I;., and quadricornis , L., figured by Sundman, Finlands 
Fiskar, pt. x, pis. xxviii & xxix. G. nivosus , n. sp., Herzenstein, Mel. 
biol. xiii, p. 113 (1890), Sinus St. Olgse, Siberia. C. beldingii y n. sp., 
C. H. & R. S. Eigenmann, Am. Nat. xxv, p. 1132, Lake Tahoe, 
California. 
Cottunculus thomsonii , Gthr., (= C. torvus, Goode) : notes by Lutken, 
Yid. Medd.. 1891, p. 28. 
Gillellus ornatus , n. sp., Gilbert, P. U. S. Nat. Mus. xiv, p. 558, Gulf 
of California. 
Ceniridermicblhys alcicornis, n. sp., Herzenstein, Mdl. biol. xiii, p. 115, 
Yesso, Japan. 
Rlutmphocottns richardsonii, Gthr., noticed and figured by A. H. Green, 
Pap. N. II. Soc. Brit. Columb. i, p. 59, pi. 
Prionotus gymnostethus , n. sp., Gilbert, P. U. S. Nat. Mus. xiv, p. 559, 
Gulf of California. 
Otolithus ( Trigla ) ellipticus , p. 130, fig., and adjunctus r p. 131, pi. x, 
fig. 9 : n. nn. (foss.), Ivoken, Z. geol. Ges. xliii, Oligocene, Germany. 
