Foliicolous Lichens: A Contribution to the Knowledge of the Lichen Flora of Costa Rica, Central America

1994 ◽  
Vol 97 (1) ◽  
pp. 110
Author(s):  
Lois Brako ◽  
Robert Lücking ◽  
Robert Lucking
1999 ◽  
Vol 102 (1) ◽  
pp. 162
Author(s):  
William R. Buck ◽  
Robert Lücking ◽  
Robert Lucking

1997 ◽  
Vol 13 (1) ◽  
pp. 141-173 ◽  
Author(s):  
Robert Lücking

This further contribution to the knowledge of the foliicolous lichen flora of Costa Rica provides a detailed account on the genus Fellhanera. In total, 25 species and five undescribed taxa are treated. Ten species are described as new: Fellhanera angustispora sp.n., F. dictyospora sp.n., F. dispersa sp.n., F. emarginata sp.n., F. pilomarginata sp.n., F. longispora sp.n., F. muhlei sp.n., F. montana sp.n., F. verrucifera sp.n., and F. viridis sp.n. New combinations are F. pauciseptata (R. Sant.) R. Lücking comb.n. [Bas.: Bacidia pauciseptata R. Sant.] and F. rubida (Müll. Arg.) R. Lücking comb.n. [Bas.: Patellaria rubida Müll. Arg.]. F. dominicana (Vain.) Vezda is placed into synonymy with F. fuscatula (Müll. Arg.) Vezda, whose type has 7-septate ascospores, and the name F. subfuscatula R. Lücking sp.n. is introduced for the taxon with 5-septate ascospores formerly known as F. fuscatula. F. misionensis Ferraro & R. Lücking ined. and F. sublecanorina (Nyl.) Vezda are reported for the first time from Costa Rica. The formerly invalidly published names F. farinosa nom. nud. and F. pilosa nom. nud. are considered to be synonyms of F. fuscatula (Müll. Arg.) Vezda and F. rhapidophylli (Rehm) Vezda, respectively. Specimens identified as F. tuckeri nom. nud. belong to F. rhapidophylli as well. F. buxi is excluded from the foliicolous lichen flora of Costa Rica. A keys is provided to the complex group of species of Fellhanera with brownish apothecia and 3-septate ascospores. Infrageneric relationships within Fellhanera are briefly discussed, and notes on the ecology of the species are provided.


1995 ◽  
Vol 27 (2) ◽  
pp. 127-153 ◽  
Author(s):  
Robert Lücking

AbstractThe taxonomy of the foliicolous members of Arthoniaceae (Anhonia, Arthothelium, Cryptothecia, Eremothecella) in Costa Rica is revised. Cryptothecia farkasiae sp. nov. is described, being closely related to Stirtonia sprucei, and bearing pycnidia reminiscent of Eremothecella. Anhonia lividofusca is placed in synonymy with A. aciniformis. Pycnidia and pycnospores are further described for Anhonialeptosperma, A. cyanea, A. palmulacea, A. trilocularis, Anhothelium cingulatum, Stinonia sprucei and S. macrocephala, and campylidia were found on thalli of Anhonia aciniformis. Anhonia nigratula and Cryptothecia Candida are reported for the first time from Costa Rica, and new localities are given for previously reported species. Ecological data are provided, and the relationships between foliicolous members of the Arthoniaceae are discussed.


1999 ◽  
Vol 31 (4) ◽  
pp. 359-374 ◽  
Author(s):  
Robert Lücking

AbstractThis paper provides a revision of the foliicolous representatives of the Gyalectaceae in Costa Rica. Five species of Coenogonium and 13 of Dimerella are distinguished. Coenogonium interplexum, C. interpositum, C. leprieurii, C. linkii and Dimerella vezdana are ubiquitous as to the choice of their substratum, whereas C. moniliforme and Dimerella lutea are facultatively foliicolous. The remainder are typically foliicolous taxa but may occasionally be found on bark. The following species are for the first time reported as foliicolous from Costa Rica: Coenogonium interplexum, C. interpositum, C. leprieurii, C. moniliforme, Dimerella fallaciosa, D lisowskii, and D. aff. pilifera. Three new species are described: Dimerella isidiifera sp. nov. with disciform isidia, D. subzonatasp. nov. with small, bright yellow, dentate apothecia and a whitish prothallus, and D. siquirrensis sp. nov. with large, orange apothecia and a thin whitish prothallus. A key is presented for neotropical foliicolous Gyalectaceae, and notes on the distribution and ecology of the species are given.


Zootaxa ◽  
2005 ◽  
Vol 932 (1) ◽  
pp. 1 ◽  
Author(s):  
HARRY M. SAVAGE ◽  
R. WILLS FLOWERS ◽  
WENDY PORRAS V.

A new genus, Tikuna, is described based on recent collections of adults and nymphs of Choroterpes atramentum Traver from western Costa Rica. All recent collections are from streams on or near the Nicoya Complex, the oldest geological formation in Lower Central America. Tikuna belongs to a lineage of South American Atalophlebiinae (Leptophlebiidae: Ephemeroptera) whose origin is hypothesized to have been in the late Cretaceous–early Tertiary. Some implications of the distribution of Tikuna for theories on the origin of Costa Rica’s biota are discussed.


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