Occasional Papers

OP 31 Reighard, J. and H. Cummins, 1916. 
Description of a new species of lamprey of the genus Ichthyomyzon. 17 pp., 2 plates, 2 tables (1 foldout). $1.35

OP 37 Hankinson, T.L., 1917. 
A minnow new to the Michigan fauna. 2 pp. $0.50

OP 56 Fowler, H.W., 1918. 
Fishes from the middle Atlantic states and Virginia. 21 pp., 2 plates. OOP

OP 60 Fowler, H.W., 1918. 
A review of the fishes described in Cope's partial catalogue of the cold-blooded Vertebrata of Michigan. 64 pp., 13 plates. $5.10

OP 65 Hubbs, C.L., 1919. 
Nomenclatural notes on the cottoid fishes of Michigan. 9 pp., 2 tables. $0.90

OP 88 Hubbs, C.L., 1920. 
Notes on the atherine fishes of Colombia. 6 pp., 1 table. $0.60

OP 89 Hankinson, T.L., 1920. 
Report on investigations of the fish of the Galien River, Berrien County, Michigan. 24 pp., 5 plates, 1 foldout map. $1.90

OP 90 Hubbs, C.L., 1920. 
A note on the synonymy of the cichlid fish of Cuba and Barbadoes, Cichlasoma tetracanthus. 5 pp. $0.60

OP 92 Hubbs, C.L., 1921. 
Description of a new sciaenoid fish from Santa Catalina Island, California. 4 pp., 1 plate. $0.50

OP 94 Hubbs, C.L., 1921. 
The latitudinal variation in the number of vertical fin-rays in Leptocottus armatus. 8 pp., 1 map, 2 tables. $0.80

OP 95 Hubbs, C.L., 1921. 
Notes on a small collection of fishes from Kamerun, West Africa. 3 pp., 1 table. $0.50

OP 99 Hubbs, C.L., 1921. 
Description of a new genus and species of goby from California with notes on related species. 5 pp. $0.60

OP 100 Hubbs, C.L., 1921. 
Notes on the pipe-fishes of California. 4 pp., 3 tables. $0.50

OP 101 Case, E.C., 1921. 
A new species of Ceratodus from the Upper Triassic of western Texas. 2 pp., 1 figure. $0.50

OP 104 Koelz, W., 1921. 
Description of a new cisco from the Great Lakes. 4 pp. $0.50

OP 105 Hubbs, C.L., 1922. 
A list of the lancelets of the world with diagnosis of five new species of Branchiostoma. 16 pp., 1 table. $1.30

OP 120 Creaser, C.W. and C.L. Hubbs, 1922. 
A revision of the Holarctic lampreys. 15 pp., 1 plate. $1.20

OP 125 Okkelberg, P., 1922. 
Notes on the life history of the brook lamprey, Ichthyomyzon unicolor. 14 pp., 4 figures, 3 tables. $1.10

OP 138 Becker, H.R., 1923. 
The habitat of Aphredoderus sayanus in Kalamazoo County, Michigan. 4 pp. $0.50

OP 144 Hubbs, C.L., 1923. 
A note on the species of Evermannichthys, a genus of sponge-inhabiting gobies. 2 pp. $0.50

OP 146 Koelz, W., 1924. 
Two new species of cisco from the Great Lakes. 8 pp. $0.80

OP 148 Hubbs, C.L., 1924. 
Studies of the fishes of the order Cyprinodontes, V: Notes on species of Goodea and Skiffia. 8 pp. $0.80

OP 158 Koelz, W., 1925. 
Description of a new cisco from the Great Lakes Basin. 3 pp. $0.50

OP 169 Hubbs, C.L., 1926. 
Notes on the gobioid fishes of California, with descriptions of two new genera. 7 pp., 1 plate. $0.70

OP 170 Hubbs, C.L., 1926. 
Descriptions of new genera of cottoid fishes related to Artedius. 16 pp. $1.30

OP 171 Hubbs, C.L., 1926. 
A revision of the fishes of the subfamily Oligocottinae. 18 pp. $1.45

OP 184 Hubbs, C.L., 1927. 
Micropterus pseudaplites, a new species of black bass. 19 pp., 2 plates. $1.50

OP 198 Hubbs, C.L., 1929. 
Studies of the fishes of the order Cyprinodontes, VIII: Gambusia gaigei, a new species from the Rio Grande. 11 pp. $1.00

OP 199 Hubbs, C.L., 1929. 
Oostethus: a new generic name for a doryrhamphine pipefish. 4 pp. $0.50

OP 200 Hubbs, C.L., 1929. 
The Atlantic American species of the fish genus Gasterosteus. 11 pp., 2 plates. $1.00

OP 204 Koelz, W., 1929. 
Leucichthys hubbsi, a new cisco, from Ives Lake, Marquette County, Michigan. 7 pp., 1 plate. $0.70

OP 221 Schultz, L.P., 1930. 
The life history of Lampetra planeri Bloch, with a statistical analysis of the rate of growth of the larvae from western Washington. 39 pp., 2 plates, 10 figures, 4 tables. $3.10

OP 230 Hubbs, C.L., 1931. 
Studies of the fishes of the order Cyprinodontes, IX: A new and primitive genus of Poeciliidae from Central America. 3 pp., 1 figure. $0.50

OP 231 Hubbs, C.L., 1931. 
Studies of the fishes of the order Cyprinodontes, X: Four nominal species of Fundulus placed in synonymy. 8 pp. $0.80

OP 232 Hubbs, C.L. and L.P. Schultz, 1931. 
The scientific name of the Columbia River chub. 7 pp., 1 plate, 1 table. $0.70

OP 234 Hubbs, C.L., 1931. 
Parexoglossum laurae, a new cyprinid fish from the Upper Kanawha River system. 16 pp., 2 plates, 1 figure, 1 table. $1.30

OP 235 Trautman, M.B., 1931. 
Parexoglossum hubbsi, a new cyprinid fish from western Ohio. 13 pp., 1 plate, 1 figure, 2 tables. $1.10

OP 242 Hubbs, C.L. and L.P. Schultz, 1932. 
Cottus tubulatus, a new sculpin from Idaho. 9 pp., 1 table. $0.90

OP 249 Hubbs, C.L., 1932. 
The Japanese flounders of the genera Tanakius, Microstomus and Glytocephalus. 8 pp. $0.80

OP 252 Hubbs, C.L., 1932. 
Studies of the fishes of the order Cyprinodontes, XII: A new genus related to Empetrichthys. 7 pp., 1 plate. $0.70

OP 298 Hubbs, C.L., 1934. 
Coelorhynchus marinii, a new macrourid fish from Argentina and South Georgia [Island]. 11 pp., 1 plate. $1.00

OP 299 Hubbs, C.L. and Y.T. Chu, 1934. 
Asiatic fishes (Diploprion and Laeops) having a greatly elongated dorsal ray in very large postlarvae. 11 pp., 2 plates. $1.00

OP 301 Hubbs, C.L., 1934. 
Studies of the fishes of the order Cyprinodontes, XIII: Quintana atrizona, a new poeciliid. 10 pp., 1 plate. $0.90

OP 302 Hubbs, C.L., 1935. 
Studies of the fishes of the order Cyprinodontes. XIV. Plectrophallus regarded as a distinct genus. 5 pp., 1 plate. $0.60

OP 305 Hubbs, C.L., 1935. 
The scientific name of two sunfishes, Helioperca macrochira (Rafinesque) and Eupomotis microlophus (Günther). 12 pp., 2 tables. $1.00

OP 308 Hubbs, C.L. and T.L. Marini, 1935. 
Mullus argentinae, the Surmullet of southern South America. 5 pp. $0.60

OP 320 Hubbs, C.L., 1935. 
Anarchopterus, a new genus of syngnathid fishes from the western Atlantic. 3 pp. $0.50

OP 339 Rivero, L.H. and C.L. Hubbs, 1936. 
Studies of the fishes of the order Cyprinodontes, XV: The characters and relationships of Furcipenis huberi and Alfaro cultratus. 15 pp., 2 plates. $1.20

OP 341 Hubbs, C.L., 1936. 
Austroperca, a new name to replace Torrentaria, for a genus of Mexican fishes. 3 pp. $0.50

OP 342 Hubbs, C.L. and W.T. Innes, 1936. 
The first known blind fish of the family Characidae: a new genus from Mexico. 9 pp., 1 plate. $0.90

OP 343 Hubbs, C.L. and E.R. Kuhne, 1937. 
A new fish of the genus Apocope from a Wyoming warm spring. 27 pp., 3 plates, 5 tables. $2.20

OP 374 Hubbs, C.L., 1938. 
The scientific name of the American "smooth dogfish," Mustelus canis (Mitchill), and of the related European species. 19 pp. $1.50

OP 396 Hubbs, C.L. and E.C. Raney, 1939. 
Hadropterus oxyrhynchus, a new percid fish from Virginia and West Virginia. 11 pp., 1 plate, 2 tables. $1.00

OP 405 Whitley, G.P., 1939. 
A new apogonid fish from Queensland. 5 pp., 1 plate, 1 table. $0.60

OP 416 Hubbs, C.L. and J.D. Black, 1940. 
Percid fishes related to Poecilichthys variatus, with descriptions of three new forms. 34 pp., 2 plates, 1 table. $2.70

OP 429 Hubbs, C.L. and J.D. Black, 1941. 
The subspecies of the American percid fish, Poecilichthys whipplii. 29 pp., 1 plate, 1 map, 6 tables. $2.30

OP 431 Hubbs, C.L. and L.P. Schultz, 1941. 
Contribution to the ichthyology of Alaska, with descriptions of two new fishes. 31 pp., 8 tables (3 foldout). $2.50

OP 433 Hubbs, C.L. and R.R. Miller, 1941. 
Studies of the fishes of the order Cyprinodontes, XVII: Genera and species of the Colorado River system. 9 pp. OOP

OP 434 Raney, E.C., 1941. 
Poecilichthys kanawhae, a new darter from the upper New River system in North Carolina and Virginia. 17 pp., 1 plate, 4 tables. $1.35

OP 440 Bailey, R.M., 1941. 
Hadropterus nasutus, a new darter from Arkansas. 9 pp., 1 plate. $0.90

OP 454 Bailey, R.M., 1941. 
Geographic variation in Mesogonistius chaetodon (Baird), with description of a new subspecies from Georgia and Florida. 8 pp., 1 plate, 2 tables (1 foldout). $0.80

OP 457 Hubbs, C.L. and R.M. Bailey, 1942. 
Subspecies of spotted bass (Micropterus punctulatus) from Texas. 15 pp., 2 plates, 1 map, 2 tables. OOP

OP 458 Hubbs, C.L. and R.R. Miller, 1942. 
Studies of the fishes of the order Cyprinodontes, XVIII: Cyprinodon laciniatus, new species, from the Bahamas. 13 pp., 1 plate, 1 figure, 5 tables. $1.10

OP 468 Hubbs, C.L., 1942. 
Sexual dimorphism in the cyprinid fishes, Margariscus and Couesius, and alleged hybridization between these genera. 6 pp. $0.60

OP 473 Miller, R.R., 1943. 
The status of Cyprinodon macularius and Cyprinodon nevadensis, two desert fishes of western North America. 39 pp., 7 plates, 1 figure, 3 tables. OOP

OP 487 Hubbs, C.L. and E.C. Raney, 1944. 
Systematic notes on North American siluroid fishes of the genus Schilbeodes. 40 pp., 1 plate, 1 map, 3 tables. $3.20

OP 488 Hubbs, C.L., 1944. 
Relationships of Alepidomus, a new genus of atherinine fishes from the fresh waters of Cuba. 10 pp. $0.90

OP 494 Gomes, A.L., 1946. 
A review of Microglanis, a genus of South American catfishes, with notes on related genera. 21 pp., 1 plate, 1 table. $1.70

OP 495 Turner, C.L., 1946. 
A contribution to the taxonomy and zoogeography of the goodeid fishes. 15 pp., 1 plate, 1 table. $1.20

OP 498 Hubbs, C.L. and E.C. Raney, 1947. 
Notropis alborus, a new cyprinid fish from North Carolina and Virginia. 19 pp., 1 plate, 3 figures, 1 map, 2 tables. $1.50

OP 499 Hubbs, C.L. and R.M. Bailey, 1947. 
Blind catfishes from artesian waters of Texas. 17 pp., 1 plate, 2 tables. $1.30

OP 500 Gosline, W.A., 1947. 
Some meristic characters in a population of the fish Poecilichthys exilis: their variation and correlation. 27 pp., 2 plates, 1 figure, 9 tables. $2.20

OP 506 Hubbs, C.L. and E.C. Raney, 1948. 
Subspecies of Notropis altipinnis, a cyprinid fish of the eastern United States. 22 pp., 1 plate, 1 map, 3 tables. $1.80

OP 507 Hubbs, C.L. and R.R. Miller, 1948. 
Two new, relict genera of cyprinid fishes from Nevada. 35 pp., 3 plates, 1 figure, 2 maps, 5 tables. $2.80

OP 512 Raney, E.C. and C.L. Hubbs, 1948. 
Hadropterus notogrammus, a new percid fish from Maryland, Virginia, and West Virginia. 28 pp., 2 plates, 1 map, 4 tables. $2.20

OP 513 Bailey, R.M. and M.F. Dimick, 1949. 
Cottus hubbsi, a new cottid fish from the Columbia River system in Washington and Idaho. 19 pp., 1 plate, 1 map, 3 tables. $1.50

OP 516 Bailey, R.M. and C.L. Hubbs, 1949. 
The black basses (Micropterus) of Florida, with description of a new species. 43 pp., 2 plates, 1 map, 7 tables. $3.40

OP 519 Gosline, W.A., 1949. 
The sensory canals of the head in some cyprinodont fishes, with particular reference to the genus Fundulus. 21 pp., 2 plates, 3 tables, 1 figure. $1.70

OP 523 Carr, A.F., Jr. and L. Giavannoli, 1950. 
The fishes of the Choluteca drainage of southern Honduras. 41 pp., 2 plates, 1 map, 2 tables. $3.30

OP 529 Miller, R.R., 1950. 
Notes on the cutthroat and rainbow trouts with the description of a new species from the Gila River, New Mexico. 43 pp., 1 plate, 1 map, 2 tables. $3.40

OP 530 Hubbs, C.L., 1951. 
Notropis amnis, a new cyprinid fish of the Mississippi fauna, with two subspecies. 31 pp., 1 plate, 1 map, 5 tables. $2.50

OP 534 Trautman, M.B. and R.G. Martin, 1951. 
Moxostoma aureolum pisolabrum, a new subspecies of sucker from the Ozarkian streams of the Mississippi River system. 11 pp., 1 plate, 1 map, 1 table. $1.00

OP 535 Hubbs, C.L. and E.C. Raney, 1951. 
Status, subspecies, and variations of Notropis cummingsae, a cyprinid fish of the southeastern United States. 27 pp., 1 plate, 1 map, 4 tables. $2.20

OP 542 Bailey, R.M. and R.D. Suttkus, 1952. 
Notropis signipinnis, a new cyprinid fish from southeastern United States. 19 pp., 2 plates, 1 map, 4 tables. $1.50

OP 568 Miller, R.R., 1955. 
An annotated list of the American cyprinodontid fishes of the genus Fundulus, with the description of Fundulus persimilis from Yucatan. 27 pp., 1 plate, 4 tables. $2.20

OP 576 Bailey, R.M. and R.H. Gibbs, Jr., 1956. 
Notropis callitaenia, a new cyprinid fish from Alabama, Florida, and Georgia. 15 pp., 1 plate, 1 map, 2 tables. $1.20

OP 578 Hubbs, C.L. and W.R. Crowe, 1956. 
Preliminary analysis of the American cyprinid fishes, seven new, referred to the genus Hybopsis, subgenus Erimystax. 8 pp. $0.80

OP 581 Miller, R.R., 1956. 
A new genus and species of cyprinodontid fish from San Luis Potosi, Mexico, with remarks on the subfamily Cyprinodontinae. 21 pp., 2 plates, 2 figures, 1 table. OOP

OP 585 Smith, C.L., 1957. 
Two new clinid blennies (Malacoctenus) from Puerto Rico. 17 pp., 1 plate, 2 tables. $1.35

OP 599 Bailey, R.M., 1959. 
A new catostomid fish, Moxostoma (Thoburnia) atripinne, from the Green River drainage, Kentucky and Tennessee. 22 pp., 2 plates, 3 figures, 1 map, 3 tables. $1.80

OP 603 Bailey, R.M., 1959. 
Etheostoma acuticeps, a new darter from the Tennessee River system, with remarks on the subgenus Nothonotus. 11 pp., 1 plate, 1 table. $1.00

OP 607 Miller, R.R., 1959. 
Variation, distribution, and relationships of the Mexican eleotrid fish Gobiomorus polylepis. 11 pp., 1 plate, 1 figure, 4 tables. $1.00

OP 616 Briggs, J.C. and R.R. Miller., 1960. 
Two new freshwater clingfishes of the genus Gobiesox from southern Mexico. 15 pp., 4 plates, 1 figure. OOP

OP 619 Miller, R.R., 1960. 
Four new species of viviparous fishes, genus Poeciliopsis, from northwestern Mexico. 11 pp., 2 plates, 1 table. $1.00

OP 622 Miller, R.R. and B.C. Nelson, 1961. 
Variation, life colors, and ecology of Cichlasoma callolepis, a cichlid fish from southern Mexico, with a discussion of the Thorichthys species group. 9 pp., 1 plate, 2 tables. OOP

OP 627 Miller, R.R. and J.C. Briggs, 1962. 
Dactyloscopus amnis, a new sand stargazer from rivers of the Pacific slope of southern Mexico. 11 pp., 3 figures, 1 table. $1.00

OP 629 Gosline, W.A., 1963. 
Considerations regarding the relationships of the percopsiform, cyprinodontiform, and gadiform fishes. 38 pp., 11 figures, 2 tables. $3.00

OP 630 Bailey, R.M. and W.J. Richards, 1963. 
Status of Poecilichthys hopkinsi Fowler and Etheostoma trisella, new species, percid fishes from Alabama, Georgia, and South Carolina. 21 pp., 1 plate, 1 figure, 6 tables. $1.70

OP 631 Uyeno, T. and R.R. Miller, 1963. 
Summary of late Cenozoic freshwater fish records for North America. 34 pp., 1 table. $2.70

OP 634 Bailey, R.M. and C.E. Bond, 1963. 
Four new species of freshwater sculpins, genus Cottus, from western North America. 27 pp., 4 figures, 2 tables. $2.20

OP 650 Cavender, T., 1966. 
The caudal skeleton of the Cretaceous teleosts Xiphactinus, Ichthyodectes, and Gillicus, and its bearing on their relationship with Chirocentrus. 15 pp., 1 plate, 4 figures. $1.20

OP 654 Miller, R.R. and G.R. Smith, 1967. 
New fossil fishes from Plio-Pleistocene Lake Idaho. 24 pp., 9 figures. $1.90

OP 659 Miller, R.R., 1968. 
Two new fishes of the genus Cyprinodon from the Cuatro Cienegas Basin, Coahuila, Mexico. 15 pp., 2 figures. $1.20

OP 660 Cavender, T., 1969. 
An Oligocene mudminnow (family Umbridae) from Oregon with remarks on relationships within the Esocoidei. 33 pp., 2 plates, 6 figures. $2.60

OP 664 Gilbert, C.R. and R.M. Bailey, 1972. 
Systematics and zoogeography of the American cyprinid fish Notropis (Opsopoeodus) emiliae. 35 pp., 2 plates, 5 figures, 6 tables. $3.30

OP 667 Miller, R.R., 1973. 
Two new fishes, Gila bicolor snyderi and Catostomus fumeiventris, from the Owens River basin, California. 19 pp., 9 figures, 3 tables. $2.25

OP 671 Hubbs, C.L. and R.R. Miller, 1974. 
Dionda erimyzonops, a new, dwarf cyprinid fish inhabiting the gulf coastal plain of Mexico. 17 pp., 2 figures, 2 tables. $1.90

OP 672 Miller, R.R., 1975. 
Five new species of Mexican poeciliid fishes of the genera Poecilia, Gambusia, and Poeciliopsis. 44 pp., 12 figures, 5 tables. $3.60

OP 673 Gosline, W.A., 1975. 
The cyprinid dermosphenotic and the subfamily Rasborinae. 13 pp., 1 plate. $1.20

OP 674 Bailey, R.M. and J.N. Baskin, 1976. 
Scoloplax dicra, a new armored catfish from the Bolivian Amazon. 14 pp., 3 figures, 1 table. $2.10

OP 679 Bailey, R.M. and D.J. Stewart, 1977. 
Cichlid fishes from Lake Tanganyika: Additions to the Zambian fauna including two new species. 30 pp., 3 plates, 3 figures, 5 tables. $2.70

OP 683 Bailey, R.M. and H. W. Robison, 1978. 
Notropis hubbsi, a new cyprinid fish from the Mississippi River basin, with comments on Notropis welaka. 21 pp., 2 plates (1 color), 1 figure, 5 tables. $2.10

OP 684 Gosline, W.A., 1978. 
Unbranched dorsal-fin rays and subfamily classification in the fish family Cyprinidae. 21 pp. $2.60

OP 692 Miller, R.R. and T. Uyeno, 1980. 
Allodontichthys hubbsi, a new species of goodeid fish from southwestern Mexico. 13 pp., 6 figures, 1 table. $1.40

OP 693 Taylor, J.N. and R.R. Miller, 1980. 
Two new cichlid fishes, genus Cichlasoma, from Chiapas, Mexico. 16 pp., 2 figures, 2 tables. $1.80

OP 696 Miller, R.R. and G.R. Smith, 1981. 
Distribution and evolution of Chasmistes (Pisces: Catostomidae) in western North America. 46 pp., 12 figures, 4 tables. $4.50

OP 698 Chernoff, B., R.R. Miller, and C.R. Gilbert, 1982. 
Notropis orca and Notropis simus, cyprinid fishes from the American Southwest, with description of a new subspecies. 49 pp., 6 plates, 8 tables, 10 figures. $4.90

OP 707 Miller, R.R., 1984. 
Rhinichthys deaconi, a new species of dace (Pisces: Cyprinidae) from southern Nevada. 21 pp., 5 figures, 3 tables. $2.30

OP 712 Rainboth, W.J., 1986. 
Fishes of the Asian cyprinid genus Chagunius. 17 pp., 3 figures, 1 table. $2.40

OP 717 Etnier, D.A. and R.M. Bailey, 1989. 
Etheostoma (Ulocentra) flavum, a new darter from the Tennessee and Cumberland river drainages. 24 pp., 1 color plate, 2 figures, 8 tables. $5.40

OP 718 Rainboth, W.J., 1989. 
Discherodontus, a new genus of cyprinid fishes from southeastern Asia. 31 pp., 6 figures, 4 tables. $2.50

OP 722 Suttkus, R.D. and R.M. Bailey, 1990. 
Characters, relationships, distribution, and biology of Notropis melanostomus, a recently named cyprinid fish from southeastern United States. 15 pp., 3 figures, 3 tables. $1.60

OP 724 Gosline, W.A., 1993. 
A survey of upper jaw musculature in higher teleostean fishes. 26 pp., 9 figures. $2.60

OP 725 Webb, S.A. and R.R. Miller, 1998. 
Zoogoneticus tequila, a new goodeid fish (Cyprinodontoformes) from the Ameca drainage of Mexico, and a rediagnosis of the genus. 23 pp., 5 figures. $2.40

OP 726 Bailey, R.M., and C. Gans, 1998. 
Two new synbranchid fishes, Monopterus roseni from peninsular India and M. desilvai from Sri Lanka. 18 pp., 7 figures. $1.80

OP 727 Sparks, J.S., and P.N. Reinthal, 1999. 
Paretroplus maromandia, a new cichlid fish from the northwest of Madagascar. 18 pp., 2 tables, 5 figures. $1.80

OP 730 Fink, W.K., and A. Machado-Allison, 2001. 
Serrasalmus hastatus, a new species of piranha from Brazil, with comments on Serrasalmus altuvei and Serrasalmus compressus (Teleostei: Characiformes). 18 pp., 16 figures, 2 tables. $1.80

OP 731 Collette, B.B., 2001. 
Opsanus dichrostomus, a new toadfish (Teleostei: Batrachoididae) from the western Caribbean Sea and southern Gulf of Mexico. 16 pp., 3 tables, 5 figures. $1.60

OP 732 Ng, H.H., and Rainboth, W.J., 2001. 
A review of the sisorid catfish genus Oreoglanis (Siluriformes: Sisoridae) with descriptions of four new species. 34 pp., 13 figures, appendix. $3.40

OP 733 Norris, S.M., 2001. 
Osteology of the southwestern darters, Ethostoma (Oligocephalus) (Teleostei, Percidae) - with comparison to other North American percid fishes. 44 pp., 18 figures. $4.40

OP 734 Ng, H.H., 2003. 
Arius verrucosus, a new species of freshwater ariid catfish (Teleostei: Ariidae) from the Mekong River. 14 pp., 1 table, 6 figures. $1.60

OP 735 Ng, H.H. and J.S. Sparks, 2003. 
The ariid catfishes (Teleostei: Siluriformes: Ariidae) of Madagascar, with the description of two new species. 21 pp., 1 table, 11 figures. $2.40

OP 737 Chakrabarty, P., 2006. 
Taxonomic status of the Hispaniolan Cichlidae. 17 pp., 1 table, 13 figures, 1 appendix. $2.00

OP 738 Ng, H.H. and R.M. Bailey, 2006. 
Chiloglanis productus, a new species of suckermouth catfish (Siluriformes: Mochokidae) from Zambia. 13 pp., 1 table, 5 figures. $2.00

OP 741 Oldfield, R.O., 2009. 
Captive breeding observations support the validity of a recently described cichlid species in Lake Apoyo, Nicaragua. 14 pp., 3 tables, 6 figures (5 color). $3.00

OP 743 Smith, G.R., J.D. Stewart, and N.E. Carpenter, 2013. 
Fossil and recent mountain suckers, Pantosteus, and significance of introgression in catostomin fishes of western United States. 59pp.