Halichondria (Halichondria) cristata , Sara 1978

• Main Authors: Cóndor-Luján, Báslavi, Arteaga, Alvaro, Polo, Christian, Arroyo, Yessenia, Willenz, Philippe, Hajdu, Eduardo
• Format: Other/Unknown Material
• Language: unknown
• Published: 2023
• Subjects: Biodiversity; Taxonomy; Animalia; Porifera; Demospongiae; Suberitida; Halichondriidae; Halichondria; Halichondria cristata; Argentina; Moreno; Hooker; Lobos; Independencia; Cóndor; Aguirre; Afuera; De Afuera; Afuera Islands; Tierra del Fuego
• Online Access: https://zenodo.org/record/7836908; https://doi.org/10.5281/zenodo.7836908

Halichondria (Halichondria) cristata Sarà, 1978 (Figure 2, Table 2) Synonyms: Halichondria cristata Sarà (1978): 23, Fig. 8, 9A, B; Genzano et al. (1991): 68. Type locality. Cape Domingo near Rio Grande, Tierra del Fuego, Patagonian Shelf, Argentina. Material examined. Twelve specimens. MNRJ 11386, MNRJ 11387 and MNRJ 11388, San Cristobal, Lobos de Afuera Islands, Lambayeque (06°54′52.50′′S 80°42′55.90′′W), 12 m depth, coll. K.L. Aguirre, E. Hajdu, Y. Hooker & Ph. Willenz. 07.X.2007. MNRJ 11389, Cristo Salva, Lobos de Afuera Islands, Lambayeque (06°55′21.70′′S 80°42′30.70′′W), 30.9 m, coll. K.L. Aguirre, E. Hajdu, Y. Hooker & Ph. Willenz, 08.X.2007. MNRJ 12208 and MNRJ 12821, La Vieja Island, Independencia Bay, Paracas, Ica (14°16′08.20″S 76°11′25.00″W), 2.8 m depth, coll. Y. Hooker, Ph. Willenz & F. Azevedo, 09.XII.2008. UCSUR 07-000041, Sensor Station, Asia Island, Cañete, Lima (12°46′57.05′′S 76°37′12.19′′W), 8 m depth, coll. B. Moreno, 15.VIII.2018. UCSUR 07-000045, Playa Sur, San Bartolo, Lima (12°24′32.40″S 76°46′46.42″W), 17. VI.2013. UCSUR 07-000046 and UCSUR 07-000047, Sensor Station, Asia Island, Cañete, Lima, (12°46′57.05′′S 76°37′12.19′′W), 4 m depth, coll. B. Moreno, 10.XI.2018. UCSUR 07-000048, Embajadores Beach, Santa María, Lima (12°24′40.87″S 76°46′39.21″W), coll. M.J. Sanchez, 14.VII.2018. UCSUR 07-000085, Sensor Station, Asia Island, Cañete, Lima (12°46′57.05′′S 76°37′12.19′′W), 5 m depth, coll. B. Cóndor-Luján, 17.VIII.2019. Description. Specimens either encrusting, thin or thick cushion-shaped, irregularly spreading, or bearing irregular projections (lobate, digitiform, volcaniform). Specimens over 10 cm in largest diameter. Oscula common or uncommon, small (diam. = 1–3 mm), apical on short projections, or nearly flat, sometimes with prominent thin dermal membrane. Surface reticulated to the naked eye in MNRJ 12821. Consistency compressible and surface smooth. Colour. Light yellow alive (Fig. 2A, B) and beige in ethanol. Skeleton. Variously cavernous, with abundant canals and ...