Mawatarius avilae Figuerola & Gordon & Cristobo 2018, n. sp.

• Main Authors: Figuerola, Blanca, Gordon, Dennis P., Cristobo, Javier
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2018
• Subjects: Biodiversity; Taxonomy; Animalia; Bryozoa; Gymnolaemata; Cheilostomatida; Mawatariidae; Mawatarius; Mawatarius avilae; Antarc*; Antarctic
• Online Access: https://doi.org/10.5281/zenodo.5962039; http://treatment.plazi.org/id/E00A9109FFD2FFE689D3D758FCEFCFD7

Mawatarius avilae n. sp. (FIg. 10; TAbLE 12) Etymology. NAMED AFTER DR CONXITA AVILA, CHEMICAL ECOLOgIST, IN APPRECIATION OF HER FUNDINg SUPPORT OF THIS AND OTHER ANTARCTIC RESEARCH PROjECTS. Material examined. HΟlΟtype: CRBA-58242, STN PAT 1008BC24 (SAMPLE COATED WITH gOLD), COLONY bRANCHINg, C. 8 MM LONg, WITH PROXIMAL AND DISTAL PORTIONS, SOME bRANCHES bROKEN. Description. COLONY ERECT, DICHOTOMOUSLY bRANCHINg IN DIFFERENT PLANES; COLONY C. 8 MM LONg. ZOOIDS ARISINg CENTRALLY, bOUNDARIES UNDEFINED. FRONTAL SHIELD DENSELY AND MINUTELY gRANULAR. PRIMARY ORIFICE WITH A MEDIAN CUSP; SECONDARY ORIFICE COMPOSED OF A SHORT PERISTOMIAL RIM AND WITH A DISTINCT PROXIMAL PSEUDOSINUS. NO ORAL SPINES OR AVICULARIA. OVICELL NOT SEEN. AbFRONTAL (bASAL) SIDE WITH AREOLAR-SEPTULAR PORES. Remarks. Mawatarius aνilae n. sp. IS ONLY THE THIRD SPECIES OF THE gENUS. IT DIFFERS FROM M. inexpectabilis (GORDON, 1985) AND M. secundus GORDON & D'HONDT, 1997 bY bRANCHINg IN DIVERSE PLANES, THE SECONDARY ORIFICE LACKS A DENTICULATE RIM, AND AREOLAR PORES OCCUR ONLY IN THE AbFRONTAL (bASAL) SIDE. FURTHER, M. secundus HAS AN ANVIL- SHAPED LYRULA. N RANGE MEAN SD SECONDARY ORIFICE WIDTH 16 0.205–0.260 0.229 0.016 n, number of measurements made; SD, standard deviation Published as part of Figuerola, Blanca, Gordon, Dennis P. & Cristobo, Javier, 2018, New deep Cheilostomata (Bryozoa) species from the Southwestern Atlantic: shedding light in the dark, pp. 211-249 in Zootaxa 4375 (2) on pages 226-228, DOI:10.11646/zootaxa.4375.2.3, http://zenodo.org/record/1298290