Yakubu, Abdul-Aziz, Roberto Sáenz, Julie Stein and Laura E. Jones

2004. Monarch butterfly spatially discrete advection model. Mathematical Biosciences 190(2); 183-202, 10 figs. (August; published online 4 June) [Danaus plexippus (Linnaeus); migration; Mexico]

1987. See Unno, K. et al., 1987.

1985. See Graf, V. & A. F. Yamamoto, 1985.

2004. See Otaki, J. M. & H. Yamamoto, 2004.

1976. See Nomura, H. & I. Yamashita, 1976.

2002. See Muroi, T. et al., 2002.

2004. Descriptions of male and female genitalia of Kricogonia lyside (Lepidoptera: Pieridae: Coliadinae). Esakia 44: 217-224, 6 figs. (10 March) [Mexico]

1983. See Maimoni-Rodella, R. C. S. et al., 1983.

1998. See Hurtado, L. et al., 1998.

2001. See Jiggins, C. D. et al., 2001.

1984. Preliminary investigations for biological control of Brassolis sophorae in Guyana. Proceedings. Caribbean Food Crops Society 20: 307-308, 1 tab. [parasitoids; Neotropics]

1979a. [Systematic position of the genus Pieris] [In Japanese]. Kontyû to Shizen 14(3): 14-23, 2 pls., 6 figs. [general]

1979b. [On the new species recently discovered, belonging to the new genus Reliquia santamarta Ackery] [In Japanese]. Chô Chô 2(10): 65-67. [Colombia]

1979c. [A recent publication on a new species of white butterfly, Reliquia santamarta Ackery] [In Japanese]. Chô Chô 2(11): 80-83, 15 figs. [Colombia]

1987. [Milkweed butterflies their cladistics and biology. Ackery P. R. & R. I. Vane-Wright] [In Japanese]. Yadoriga 128:28-29. [general; book review]

1989. A revision of the Old World species of the genus Eurema Hübner (Lepidoptera, Pieridae). Part I. Phylogeny and zoogeography of the subgenus Terias Swainson and description of the subgenus Eurema Hübner. Bulletin of the Kitakyushu Museum of natural History 9: 1-103, 24 pls., 33 figs., 5 tabs. (31 December) [general]

2004. See Yamauchi, T. & O. Yata, 2004.

Yates, Harry O., III

1995. See Cibrián, D. et al., 1995.

1980. Insect fauna of the Mexican rainforest. Bulletin of the amateur Entomologists' Society 39(327): 76-85, 3 figs. (May) [general]

1985. Presencia de Brassolis sophorae (L., 1758) (Lepidoptera: Brassolidae) causando daños en palmas de cha-guaramos, Roystonea oleracea (Jacq.)Colk, en el Estado de Carabobo, Venezuela. Boletín de Entomología venezolana (N.S.) 4(3): 23-24 (15 March) [parasitoids]

2002. Antireflection of the butterfly and moth wings through microstructure. Forma (Tokyo) 17(2): 75-89, 13 figs. [Morpho; morphology]

2002. See Sasaki, A. et al., 2002.

2000. Wood whites (Pieridae), the most primitive pierids? Butterflies (Tokyo) 26: 52-59, 17 figs. [In Japanese] (10 August) [general]

2001. Generic treatment of the tortoiseshell and its allied jagged nymphalids (Lepidoptera, Nymphalidae, Nymphalinae). Butterflies (Tokyo) 28: 40-46, 7 figs., 1 tab. (30 April) [general]

2002. Notes on the smallest butterflies in the world. Butterflies (Tokyo) 34: 35-41, 22 figs. (28 December) [Polyommatini]

2003. Notes on the Biini and Melanitini (Lepidoptera, Nymphalidae). Butterflies (Tokyo) 37: 49-55, 11 figs. (31 October) [general; taxonomy]

Yoshimura, Michael A.

1997. See Leong, K. L. H. et al., 1997.

2002a. See Kinoshita, S., S. Yoshioka & K. Kawagoe, 2002.

2002b. See Kinoshita, S., S. Yoshioka, Y. Fujii et al., 2002.

Yoshioka, Shinya, and Shuichi Kinoshita

2004. Wavelength-selective and anisotropic light-diffusing scale on the wing of the Morpho butterfly. Proceedings of the royal Society of London (B) 271(1539): 581-587, 6 figs. (22 March; published online 12 February) [M. didius Hopffer, M. rhetenor (Cramer); morphology]

1971a. Wing coloration and reflectance in Morpho butterflies as related to reproductive behavior and escape from avian predators. Oecologia 7(3): 209‑222, 3 figs., 1 tab. (29 September) [general; biophysics; ecology; Costa Rica]

1971b. Notes on gregarious roosting in tropical butterflies of the genus Morpho. Journal of the Lepidopterists' Society 25(4): 223-234, 1 tab. (24 November) [general; Costa Rica]

1971c. Mimetic associations in natural populations of tropical papilionid butterflies. I. Life history and structure of a tropical dry forest breeding population of Battus polydamus polydamus [sic]. Revista de Biología tropical (San José) 19(1/2): 211-240, 10 figs., 6 tabs. (July‑December) [Costa Rica]

1972a. Community ecology of some tropical rain forest butterflies. American Midland Naturalist 87(1): 146-157, 1 fig., 3 tabs. (January) [general; behavior; Costa Rica]

1972b. Mimetic associations in natural populations of tropical papilionid butterflies (Lepidoptera: Papilionidae). Journal of the New York entomological Society 79(4): 210-224, 1 fig., 9 tabs. (27 April) [Costa Rica]

1972c. Mimetic associations in populations of tropical butterflies. II. Mimetic interactions of Battus polydamus [sic] and Battus bellus [sic]. Biotropica 4(1): 17-27, 3 figs., 4 tabs. (April) [Costa Rica]

1972d. Interactions of Philaethria dido (Heliconiinae) and Victorina steneles [sic] (Nymphalinae) at Stachytar-pheta flowers in Costa Rica: Evidence against mimetic association. Acta biologica venezuelica 8(1): 1-17, 1 fig., 4 tabs. (30 August) [ecology; behavior]

1972e. The ecology and ethology of the tropical nymphaline butterfly, Victorina epaphus. I. Life cycle and natural history. Journal of the Lepidopterists' Society 26(3): 155-170, 2 figs., 3 tabs. (29 September) [egg, larva, pupa, imago; host plants; behavior; Costa Rica]

1972f. Adaptive strategies of feeding and predator-avoidance in the larvae of the Neotropical butterfly Morpho peleides limpida (Lepidoptera: Morphidae). Journal of the New York entomological Society 80(2): 66-82, 4 figs., 1 tab. (11 December) [behavior; evolutionary biology; Costa Rica]

1972g. Breeding success and survivorship in some tropical butterflies. Oikos 23(3): 318-326, 6 figs., 6 tabs. [general; physiology; Costa Rica]

1972h. A contribution to the biology of Itaballia caesia (Pierinae) in a Costa Rican mountain ravine. Wassman Journal of Biology 30(1/2): 43-70, 13 figs., 4 tabs. [ecology; host plant; egg, larva, pupa, imago; behavior; mimicry]

1973a. Notes on the life cycle and natural history of Dismorphia virgo (Lepidoptera, Pieridae: Dismorphiinae) in Costa Rica. Psyche (Cambridge) 79(3): 165-178, 2 figs., 2 tabs. (21 March) [egg, larva, pupa, imago; host plant; behavior; mimicry]

1973b. On the life cycle and natural history of Hymenitis nero (Lepidoptera: Ithomiinae) in Costa Rica. Psyche (Cambridge) 79(4): 284-294, 2 figs., 1 tab. (25 April) [egg, larva, pupa, imago; host plant; behavior; mimicry]

1973c. Studies on comparative ecology and ethology in adult populations of several species of Morpho butterflies (Lepidoptera: Morphidae). Studies on neotropical Fauna 8(1): 17-50, 5 figs., 6 tabs. (April) [general; Costa Rica]

1973d. Notes on the biology of Phyciodes (Eresia) eutropia (Lepidoptera: Nymphalidae) in a Costa Rican mountain. Journal of the New York entomological Society 81(2): 87-100, 4 figs., 1 tab. (20 August) [egg, larva, pupa, imago; host plant; behavior; mimicry]

1973e. Notes on the life cycle and natural history of Parides arcas mylotes (Papilionidae) in Costa Rican premontane wet forest. Psyche (Cambridge) 80(1/2): 1-21, 3 figs., 1 tab. (7 September) [egg, larva, pupa, imago; host plant; behavior]

1973f. See Muyshondt, A. et al., 1973.

1973g. The life cycle of Dircenna relata (Ithomiidae) in Costa Rica. Journal of the Lepidopterists' Society 27(4): 258-267, 2 figs., 1 tab. (30 November) [egg, larva, pupa, imago; host plants; morphology; behavior; ecology]

1973h. Notes on the biology of the butterfly Heliconius cydno (Lepidoptera: Heliconiinae) in Costa Rica. Wassman Journal of Biology 31(2): 337-350, 2 figs., 1 tab. [egg, larva, pupa, imago; host plants; behavior; ecology]

1974a. Further observations on the natural history of Philaethria dido dido (Lepidoptera: Nymphalidae: Heliconiinae). Journal of the New York entomological Society 82(1): 30-41, 3 figs. (23 May) [life history; host plant; behavior; Costa Rica]

1974b. The rearing of the Neotropical butterfly Morpho peleides (Nymphalidae) on peanuts. Journal of the Lepidopterists' Society 28(2): 90-99, 3 figs., 2 tabs. (31 May) [egg, larva, pupa, imago; host plants; Costa Rica]

1974c. Notes on the biology of Pteronymia notilla (Ithomiidae) in a Costa Rican mountain forest. Journal of the Lepidopterists' Society 28(3): 257-268, 2 figs., 1 tab. (30 September) [egg, larva, pupa, imago; host plants; behavior; ecology]

1974d. On the biology of Hamadryas februa (Lepidoptera: Nymphalidae) in Guanacaste, Costa Rica. Zeitschrift für angewandte Entomologie 76(4): 380-393, 3 figs. (October) [egg, larva, pupa, imago; host plant; behavior; ecology]

1974e. Some differences between temperate and tropical populations of monarch (Danaus plexippus) and queen (Danaus gilippus) butterflies (Lepidoptera: Danaidae). Entomological News 85(4): 116-126, 6 tabs. (21 December) [ecology; Costa Rica]

1974f. A natural historical account of Oleria zelica pagasa (Lepidop­tera: Nymphalidae: Ithomiinae) in a Costa Rican mountain rainforest. Studies on neotropical Fauna 9(2): 123-139, 4 figs., 2 tabs. (December) [egg, larva, pupa, imago; host plant; behavior; ecology]

1975a. Notes on the natural history of a rare Adelpha butterfly (Lepidoptera: Nymphalidae) in Costa Rican high country. Journal of the New York entomological Society 82(4): 235-244, 3 figs. (24 February) [A. leucophthalma tegeata; egg, larva, pupa, imago; host plant; behavior]

1975b. Observations on the life cycle of Heliconius hecale zuleika (Hewitson) in Costa Rica (Lepidoptera: Nymphalidae). Pan‑Pacific Entomologist 51(1): 76-85, 4 figs. (12 June) [egg, larva, pupa, imago; host plant; behavior; ecology]

1975c. On the biology of Godyris zavaleta caesiopicta (Lepidoptera: Nymphalidae: Ithomiinae). Entomological News 85(7/8): 227-238, 3 figs. (13 June) [egg, larva, pupa; behavior; ecology; Costa Rica]

1975d. Feeding behavior of Morpho butterflies (Lepidoptera: Nymphalidae: Morphinae) in a seasonal tropical environment. Revista de Biología tropical (San José) 23(1): 101-123, 5 figs., 1 tab. (July) [Costa Rica]

1975e. Leakage of Morpho theseus (Lepidoptera: Nymphalidae) into Northeastern lowland Costa Rica? Brenesia (San José) 6: 59-67, 2 figs. (November) [ecology]

1976a. See Cook, L. M. et al., 1976.

1976b. Notes on the life cycle of the butterfly Hypanartia kefersteini (Nymphalidae; Nymphalinae; Nymphalini) in Costa Rica. Brenesia (San José) 9: 61-69, 2 figs. (November) [general; host plant; egg, larva, pupa, imago; behavior; ecology]

1977a. Studies on the biology of Heliconius charitonius L. in Costa Rica. Pan‑Pacific Entomologist 52(4): 291-303, 4 figs. (24 March) [egg, larva, pupa, imago; host plants; behavior; ecology; predators]

1977b. Studies on the biology of Parides iphidamas (Papilioninae: Troidini) in Costa Rica. Journal of the Lepidopterists' Society 31(2): 100-108, 3 figs. (30 June) [egg, larva, pupa, imago; host plant; behavior; ecology]

1977c. Notes on the biology of Hypothyris euclea in Costa Rica. Pan‑Pacific Entomologist 53(2): 104-113, 6 figs. ("April", [15 August]) [egg, larva, pupa, imago; host plant; behavior]

1977d. Butterflies associated with an army ant swarm raid in Honduras: the "feeding hypothesis" as an alternate explanation. Journal of the Lepidopterists' Society 31(3): 190 (16 September) [Mechanitis isthmia Bates, Graphium philolaus (Boisduval); behavior]

1977e. Notes on the defoliation of coconut palm (Cocos nucifera) by the butterfly Opsiphanes quiteria quirinus in Northeastern Costa Rica. Deutsche entomologische Zeitschrift 24(4/5): 353-365, pls. 24-30, 4 figs., 4 tabs. (15 December)

1978a. The biology of the butterfly Aeria eurimedea agna (Nymphalidae: Ithomiinae: Oleriini) in Costa Rica. Journal of the Kansas entomological Society 51(1): 1-10, 3 figs. (26 January) [egg, larva, pupa, imago; host plant; ecology]

1978b. Possible evolution of mutualism between Mechanitis caterpillars and an ant in Northeastern Costa Rica. Biotropica 10(1): 77-78 (March) [M. isthmia Bates]

1978c. "Disappearances" of eggs and larvae of Heliconius butterflies (Nymphalidae: Heliconiinae) in Northeastern Costa Rica. Entomological News 89(3/4): 81-87, 3 figs., 1 tab. ("March-April", [24 May]) [H. cydno (Doubleday), H. hecale (Fabricius); host plants]

1978d. Spatial properties of niche separation among Eueides and Dryas butterflies (Lepidoptera: Nymphalidae: Heliconiinae) in Costa Rica. Journal of the New York entomological Society 86(1): 2-19, 12 figs., 1 tab. (14 July) [general; host plants]

1978e. Studies on the interactions of Morpho peleides (Morphidae) with Leguminosae. Journal of the Lepidopterists' Society 32(2): 65-74, 3 figs., 1 tab. (19 July) [host plants; Costa Rica]

1978f. A communal roost of [the] butterfly Heliconius charitonius L. in Costa Rican premontane tropical wet forest (Lepidoptera: Nymphalidae). Entomological News 89(9/10): 235-243, 2 fig., 3 tabs. (30 November) [behavior; ecology]

1978g. Notes on the biology of the butterfly Hypoleria cassotis (Bates) (Nymphalidae: Ithomiinae) in Northeastern Costa Rica. Brenesia (San José) 14/15: 97-108, 4 figs. [egg, larva, pupa, imago; host plant; behavior; ecology]

1979a. The evolution of eyespots in tropical butterflies in response to feeding on rotting fruit: an hypothesis. Journal of the New York entomological Society 87(1): 66-77, 1 fig. (26 April) [general]

1979b. Oviposition of the butterfly Battus belus varus (Papilionidae). Journal of the Lepidopterists' Society 33(1): 56-57, 1 fig. (4 June) [host plant; Costa Rica]

1979c. Aggregative behavior of Anartia fatima (Nymphalidae) in Guanacaste Province, Costa Rica during the dry season. Journal of the Lepidopterists' Society 33(1): 58-60 (4 June)

1979d. Weather and the regulation of Hypothyris euclea (Nymphalidae): populations in Northeastern Costa Rica. Journal of the Lepidopterists' Society 33(1): 68‑69, 1 fig. (4 June)

1979e. Historis odius (Nymphalidae) sucking on cocoa seeds (Sterculiaceae) in Northeastern Costa Rica. Journal of the Lepidopterists' Society 33(3): 201-203, 1 fig. (29 October)

1980a. The interaction of predators and "eyespot butterflies" feeding on rotting fruits and soupy fungi in tropical forests: variations on a theme developed by the Muyshondts and Arthur M. Shapiro. Entomologist's Record and Journal of Variation 92(3): 63-69 (1 March) [general]

1980b. Notes on the behavioral ecology of Perrhybris lypera (Pieridae) in Northeastern Costa Rica. Journal of the Lepidopterists' Society 34(1): 36-47, 3 figs. (22 May) [life history; host plants]

1980c. Oviposition by Heliconius hecale (Nymphalidae) on a grass inflorescence in Costa Rica. Journal of the Lepidopterists' Society 34(1): 66-68, 1 fig. (22 May)

1980d. Evolutionary responses by butterflies to patchy spatial distributions of resources in tropical environments. Acta biotheoretica 29(1): 37-64. [general]

1980e. Butterfly farming in the tropics: some questionable practices. Terra 18(4): 17-21, figs. [general]

1981a. On the evolutionary distance between asclepiada-ceous‑feeding danaida [sic] and apocynaceous‑feeding ithomiids. Journal of Research on the Lepidoptera 18(4): 251-254, 1 fig. (24 April) [Danaus plexippus (Linnaeus), Tithorea pinthias Godman & Salvin; host plants; Costa Rica]

1981b. Over‑exploitation of larval host plants by the butterflies Heliconius cydno and Heliconius sapho (Lepidoptera: Nymphalidae: Heliconiini) in Costa Rica? Journal of the New York entomological Society 88(3): 217-227, 4 figs. ("September 1980", 21 May 1981) [life histories]

1981c. Responses by butterflies to seasonal conditions in lowland Guanacaste Province, Costa Rica. Journal of the Lepidopterists' Society 35(2): 155-157 (14 December) [general]

1981d. Notes on the seasonal distribution of Anaea butterflies (Nymphalidae) in tropical dry forests. Acta oecologi-ca/Oecologia generalis 2(1): 17-30, 5 figs., 1 tab. [A. morvus Boisduval, A. itys (Cramer); Costa Rica]

1982a. Notes on the natural history of Morpho granadensis polybaptus Butler (Lepidoptera: Nymphalidae: Morphi-nae), and its relation to that of Morpho peleides limpida Butler. Journal of the New York entomological Society 90(1): 35-54, 8 figs., 2 tabs. (9 March) [Costa Rica]

1982b. Notes on the interaction of the skipper butterfly Calpodes ethlius (Lepidoptera: Hesperiidae) with its larval host plant Canna edulis (Cannaceae) in Mazatlan, State of Sinaloa, Mexico. Journal of the New York entomological Society 90(2): 99-114, 8 figs. (7 June)

1982c. Errata: Over‑exploitation of larval host plants by Heliconius butterflies. Journal of the New York entomological Society 90(2): 117-118 (7 June) [Costa Rica]

1982d. Perrhybris lypera (Pieridae) feeding on Lauraceae: A response to DeVries. Journal of the Lepidopterists' Society 36(3): 230-232, 1 fig. (14 December) [Costa Rica]

1982e. An evolutionary‑ecological model of the evolution of migratory behavior in the monarch butterfly, and its absence in the queen butterfly. Acta biotheoretica 31(4): 219-237. [Danaus plexippus (Linnaeus), D. gilippus (Cramer); Mexico]

1982f. Population biology of tropical insects. New York and London, Plenum Press. xiii + 511 pp., figs., tabs. [general]

1983a. Natural history of Hypna clytemnestra Cr. (Nymphalidae) in Costa Rica. Journal of the Lepidopterists' Society 36(4): 310-314, 4 figs. (18 March) [host plant; life history]

1983b. On the evolution of egg placement and gregariousness of caterpillars in the Lepidoptera. Acta biotheoretica 32(1): 43-60, 1 tab. [general]

1983c. Central America's fragile tropical rain forest. The Explorer 25(2): 8-14, figs. [general]

[1983]d. Field guide to the natural history of Costa Rica. San José, Trejos Hermanos. 108 pp., figs. [general]

1984a. Los insectos de los bosques tropicales de América. GeoMundo 8(1): 22-33, figs. (January) [general]

1984b. Egg placement by Phoebis (Pieridae) on Cassia (Leguminosae) "anticipates" the tropical rainy season. Journal of the Lepidopterists' Society 37(4): 313-317, 2 figs. (8 May) [Costa Rica]

1984c. Ithomiine butterflies associated with non‑antbird droppings in Costa Rican tropical rain forest. Journal of the Lepidopterists' Society 38(1): 61-63, 1 fig. (27 July) [general]

1984d. Two large collections of Macrolepidoptera to the Milwaukee Public Museum. Journal of the Lepidopterists' Society 38(1): 65-66 (27 July) [Neotropics]

1984e. Natural history notes for Taygetis andromeda (Cramer) (Satyridae) in Eastern Costa Rica. Journal of the Lepidopterists' Society 38(2): 102-113, 7 figs. (16 August) [egg, larva, pupa, imago; host plant]

1984f. Communal roost fidelity in Heliconius charitonia: comments on a paper by Drs. D. A. Waller and L. E. Gilbert. Journal of the Lepidopterists' Society 38(2): 141-142 (16 August) [Costa Rica]

1984g. Costa Rica: Nature, prosperity, and peace on the rich coast. Milwaukee, Interamerican Research Corporation. vi + 66 pp., figs., maps. [general; ecology]

1985. Notes on the natural history of Papilio victorinus Doubl. (Papilionidae) in Northeastern Costa Rica. Journal of the Lepidopterists' Society 38(3): 237-242, 3 figs. (24 April) [life history; host plant]

1986a. Tigridia asesta [sic] (Linnaeus) (Nymphalidae) is not associated with Theobroma cacao L. (Sterculiaceae). Journal of the Lepidopterists' Society 39(2): 146-150, 1 fig. (7 January) [life history; host plant; Costa Rica]

1986b. Erratum. Journal of the Lepidopterists' Society 39(2): 150 (7 January) [Papilio victorinus Doubleday; Costa Rica]

1986c. Natural history notes on Astraptes and Urbanus (Hesperiidae) in Costa Rica. Journal of the Lepidopterists' Society 39(3): 215-223, 6 figs. (13 May) [life histories; host plants]

1986d. Interactions of parasitoids with an Opsiphanes (Brassolidae) caterpillar in Costa Rica. Journal of the Lepidopterists' Society 39(3): 225-228, 1 fig. (13 May) [ecology; behavior]

1986e. Natural history notes on Brassolis isthmia Bates (Lepidoptera: Nymphalidae: Brassolinae) in Northeastern Costa Rica. Journal of Research on the Lepidoptera 24(4): 385-392, 4 figs. (15 May)

1987. Oviposition by Parides arcas mylotes (Bates) (Papi-lionidae) on a grass leaf-blade. Journal of the Lepidopterists' Society 41(2): 117-118, 1 fig. (26 June) [Costa Rica]

1991. Sarapiqui Chronicle. A naturalist in Costa Rica. Washington, D.C., Smithsonian Institution Press. xviii + 361 pp., figs., 1 map [general; life histories; host plants; ecology]

1992. Notes on the natural history of Quadrus (Pythonides) contubernalis (Hesperiidae) in Costa Rica. Journal of the Lepidopterists' Society 45(4): 366-371, 3 figs., 1 tab. (19 May) [larva, pupa, imago; host plant; parasitoid; behavior]

1994a. Notes on the natural history of Achlyodes selva (Hesperiidae) in Costa Rica. Journal of the Lepidopterists' Society 47(4): 323-327, 1 fig., 1 tab. (7 January) [larva, pupa; host plant; ecology; behavior]

1994b. The chocolate tree. A natural history of cacao. Washington, D.C., Smithsonian Institution Press. xv + 200 pp., 8 pls., figs. [general; Costa Rica]

Young, Allen M., Murray Sheldon Blum, Henry M. Fales and Z. Bian

1986. Natural history and ecological chemistry of the Neotropical butterfly Papilio anchisiades (Papilionidae). Journal of the Lepidopterists' Society 40(1): 36-53, 7 figs. (9 October) [behavior; Costa Rica]

1986. Natural history notes for some Hamadryas butterflies (Nymphalidae: Nymphalinae; Aegeronini [sic]) in North-western Costa Rica during the tropical dry season. Journal of the Lepidopterists' Society 39(3): 229-235, 1 fig., 2 tabs. (13 May) [general]