taxonID	type	description	language	source
1F0ABEA752D2552393D545B48F1E169B.taxon	description	Fig. 4	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
1F0ABEA752D2552393D545B48F1E169B.taxon	etymology	Etymology. Based on the host, Hibiscus tiliaceus.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
1F0ABEA752D2552393D545B48F1E169B.taxon	description	Description. Saprobic on decomposing branches of Hibiscus tiliaceus submerged in brackish water. Sexual morph: Stromata 1.0 – 1.5 mm (x ̄ = 1.2, n = 5), poorly developed, non-sulcate, solitary to gregarious, immersed to erumpent, dark brown to black. Perithecia 200 – 300 µm (x ̄ = 238, n = 5) in diameter, immersed to erumpent, globose, brown to black, ostiolate. Peridium 20 – 45 µm (x ̄ = 32, n = 5) wide, composed of two layers, outer layer dark brown to black comprising of textura angularis cells, inner layer of textura angularis cells, brown to dark-brown. Hamathecium 90 – 125 µm × 3 – 4 µm (x ̄ = 104 × 3.4 µm, n = 5) wide, hyaline, aseptate, unbranched. Asci 57 – 68 µm × 6 – 8 µm (x ̄ = 59.4 × 7.6 µm, n = 5), 8 - spored, clavate, unitunicate, short stipitate, with inamyloid apical rings. Ascospores 8 – 12 µm × 3 – 4 µm (x ̄ = 10.7 × 3.6 µm, n = 45), hyaline, ellipsoid, with constricted median septum when mature, 2 – 4 guttules. Asexual morph: Undetermined.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
1F0ABEA752D2552393D545B48F1E169B.taxon	distribution	Known distribution. Thailand.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
1F0ABEA752D2552393D545B48F1E169B.taxon	description	Culture characteristics. Ascospores germinated in MEA within 24 hours, the germ tubes arising from both ends of the ascospore. Colonies on MEA grow up to 10 cm after 7 days of incubation at room temperature, white, filamentous, with aerial mycelium, reverse with gray pigment toward the center.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
C6A409AC1BC85166B04F8C9ED65DAEF7.taxon	description	Fig. 6	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
C6A409AC1BC85166B04F8C9ED65DAEF7.taxon	etymology	Etymology. Based on the host Bruguiera cylindrica.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
C6A409AC1BC85166B04F8C9ED65DAEF7.taxon	description	Description. Saprobic on aerial dead branch of Bruguiera cylindrica. Sexual morph: Undetermined. Asexual morph: Coelomycetous. Conidiomata 230 – 400 × 300 – 370 µm diameter (x ̄ = 344.5 × 339.0 µm, n = 10), dark brown to black, immersed to erumpent, solitary to gregarious, globose to subglobose, without ostiole. Conidiomata wall 22 – 66 µm, composed of dark brown, thick-walled cells. Conidiophores reduced to conidiogenous cells. Conidiogenous cells 7 – 10 µm × 1 – 2.7 µm (x ̄ = 10.2 × 1.7 µm, n = 20), hyaline, cylindrical or ampulliform, monophialidic, smooth. Conidia 5 – 10 × 2 – 3 µm (x ̄ = 6.5 × 2.2 µm, n = 30), hyaline to pale brown, fusiform, 2 – 3 septate, with constriction in the septa, with 26 guttules.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
C6A409AC1BC85166B04F8C9ED65DAEF7.taxon	distribution	Known distribution. Thailand.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
C6A409AC1BC85166B04F8C9ED65DAEF7.taxon	description	Culture characteristics. Conidia germinate in MEA within 24 hours, with germ tubes arising from one end of the conidia. Colonies on MEA grow up to 30 cm after 3 weeks of incubation at room temperature, circular, white, with light green pigment, flat or effuse, entire edge, reverse exhibits a dark green to pale brown pigmentation.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
6DFC7A535C3855A1BC3A05A554A774CD.taxon	etymology	Etymology. From the Greek “ pseudo ” meaning false, due to the close morphologic similarity of isolates with Melanconiella species.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
6DFC7A535C3855A1BC3A05A554A774CD.taxon	type_taxon	Type species. Pseudomelanconiella mangrovei.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
6DFC7A535C3855A1BC3A05A554A774CD.taxon	description	Description. Sexual morph: Undetermined. Asexual morph: Conidiomata globose to subglobose, immersed to erumpent, develop under a clypeus with variable stromata, confluent, mostly with a long, conical, central ostiole, black. Ostiole present. Peridium light brown to brown, composed of textura angularis cells. Conidiophores hyaline, septate. Conidiogenous cells hyaline, phialidic. Conidia oblong to ellipsoid, light-brown, unicellular, aseptate, verrucose, without gelatinous sheath.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
4A0CA589AE6E5F30A54406B09DD6E7A6.taxon	description	Fig. 2	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
4A0CA589AE6E5F30A54406B09DD6E7A6.taxon	etymology	Etymology. Based on its mangrove host.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
4A0CA589AE6E5F30A54406B09DD6E7A6.taxon	description	Description. Saprobic on decomposing branch of Avicennia marina submerged in brackish water. Sexual morph: Undetermined. Asexual morph: Conidiomata 100 – 590 µm × 200 – 815 µm (x ̄ = 386.3 × 566.2 µm, n = 10), globose to subglobose, immersed to erumpent, black, confluent, mostly with a central stromatic column. Peridium light-brown to brown, made of cells of textura angularis. Conidiophores 8 – 20 × 1 – 2 µm (x ̄ = 14.6 × 1.8 µm, n = 30), mostly straight, hyaline, septate, smooth unbranched. Conidiogenous cells 2 – 7 × 1 – 2 µm (x ̄ = 4.2 × 1.8 µm, n = 30), monophialidic, determinate, discrete, cylindrical to subcylindrical, smooth-walled, hyaline, arising from inner layers of conidioma. Conidia 11 – 14 × 3 – 4 µm (x ̄ = 11.4 × 3.3 µm, n = 50), oblong to ellipsoid, hyaline to light-brown, unicellular, aseptate, verrucose, without gelatinous sheath.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
4A0CA589AE6E5F30A54406B09DD6E7A6.taxon	distribution	Known distribution. Thailand.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
4A0CA589AE6E5F30A54406B09DD6E7A6.taxon	description	Culture characteristics. Conidia germinate in malt extract agar (MEA) within 24 hours, with germ tubes arising from one end of the conidia. Colonies on MEA grow up to 14 cm after 7 days of incubation at room temperature, circular, mostly flat or effuse with a raised ring near the center, undulate, white, translucent; reverse does not exhibit pigments.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
093FB376784F5E648C9F8D07FA66D1AE.taxon	description	Fig. 8	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
093FB376784F5E648C9F8D07FA66D1AE.taxon	description	Description. Saprobic on decomposing wood of Ceriops tagal submerged in brackish water. Sexual morph: Ascomata 336 – 634 µm × 200 – 483 (x ̄ = 494 µm × 329 µm, n = 10) wide, globose to subglobose, black, carbonaceous, solitary to gregarious, immersed at first then later erumpent, with cleft-like ostiole, epapillate. Peridium 73 – 162 µm (x ̄ = 112 µm, n = 10) thick, cells forming textura angularis. Pseudoparaphyses up to 2 µm, trabeculate (sensu Liew et al. 2000), branched, numerous. Asci 175 – 181 × 9 – 15 µm (x ̄ = 178.8 × 12.4 µm, n = 10), 8 - spored, bitunicate, cylindrical, short pedicellate, with an apical apparatus. Ascospores 40 – 47 µm × 7 – 11 µm (x ̄ = 46.7 × 8.9 µm, n = 20), fusiform, hyaline, biseriate, 1 - septate, constricted at the septum, with multiple prominent guttules. Asexual morph: Undetermined.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
093FB376784F5E648C9F8D07FA66D1AE.taxon	distribution	Known distribution. Thailand.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
093FB376784F5E648C9F8D07FA66D1AE.taxon	description	Culture characteristics. Ascospores germinate in MEA within 24 hours, with germ tubes arising from one end of the ascospore. Colonies on MEA grow up to 6 cm after 14 days of incubation at room temperature, white, raised, fimbriated edge, reverse with light yellow pigment at the center which does not spread to the periphery.	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
3AC7349F34225D5F9A2962DA5C72290E.taxon	description	Description. Descriptions and illustrations refer to Mu et al. (2023) and Guo et al. (2024).	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
CD751322610852FCA758F8C6BF1BD7AC.taxon	description	Description. Sexual morph: Undetermined. Asexual morph: Descriptions and illustrations refer to Mu et al. (2023).	en	Apurillo, Carlo Chris S., Phukhamsakda, Chayanard, Hyde, Kevin D., Thiyagaraja, Vinodhini, Jones, E. B. Gareth (2025): New fungal genus, three novel species and one new record from mangroves, with reclassification of Melanconiella (Melanconiellaceae) species. MycoKeys 116: 25-52, DOI: 10.3897/mycokeys.116.137351
