Strange new spiders: on Roddenberryus, a new and unusual caponiid genus (Araneae, Caponiidae) Author Sánchez-Ruiz, Alexander D312037D-5F2B-4F86-A822-F0BAD1BEF20A Museu Paraense Emílio Goeldi, Coordenação de Zoologia, Laboratório de Aracnologia, Av. Perimetral, 1901, Terra Firme, CEP 66077 - 830, Belém, Pará, Brazil. alex.sanchezruiz@hotmail.com Author Bonaldo, Alexandre B. 118CFCBA-BD7E-4F15-8412-4979159298BA Museu Paraense Emílio Goeldi, Coordenação de Zoologia, Laboratório de Aracnologia, Av. Perimetral, 1901, Terra Firme, CEP 66077 - 830, Belém, Pará, Brazil. bonaldo@museu-goeldi.br text European Journal of Taxonomy 2023 2023-09-06 891 1 1 25 http://zoobank.org/f0219c1f-dfb9-4bb2-a295-4898cff38f44 journal article 265954 10.5852/ejt.2023.891.2263 b38e1502-e0c2-4ac8-b298-86d58dc2d476 2118-9773 8321996 F0219C1F-DFB9-4BB2-A295-4898CFF38F44 Roddenberryus mccoy gen. et sp. nov. urn:lsid:zoobank.org:act: B01CC9AE-8151-4C0B-8F91-E1B1F4BDA62B Figs 8A–H , 15 Diagnosis Males of Roddenberryus mccoy gen. et sp. nov. can be distinguished from males of Roddenberryus kirk gen. et sp. nov. by having a shorter embolus, the length of which does not reach half the length of tegulum, and also by having an elongated tibia, the width of which is less than half the length ( Fig. 8G–H ). Etymology The specific name refers to the fictional character Leonard H. McCoy from the Star Trek universe, who served aboard the starship USS Enterprise as the chief medical officer, played in the original series by American actor DeForest Kelley. Type material Holotype MEXICO • ♂ ; Baja California Sur , Comundú , Arroyo Carambuche , San Isidro ; 26°14ʹ13.2ʺ N , 112°00ʹ08ʺ W ; 119 m a.s.l. ; 8 May 2010 ; C. Palácios leg.; mesophilic vegetation; CARCIB 2246 . Description Male ( holotype , Fig. 8 A–H ) Carapace orange, with invaginations on the clypeal margin ( Fig. 8C ). Chelicerae, palps, endites, labium, sternum and femur lighter, patella, tibia and basal half of metatarsi pale orange, distal half of metatarsi and tarsi lighter, almost white ( Fig. 8A–B ). Abdomen pale gray, without dorsal or ventral patterns ( Fig. 8A–B ). Anal tubercle and spinnerets lighter than abdomen. Total length 3.2. Carapace 1.3 long, 1.1 wide. Sternum 1.2 long, 1.0 wide. Leg measurements: I: 4.8; II: 4.7; III: 3.9; IV: 5.0. Cymbium elongated, swollen, partially curved with wide tip, first half of basal prolateral surface densely covered with strong, long setae ( Fig. 8G ), other half of apical prolateral surface and retrolateral surface with a few short setae ( Fig. 8G–H ); tibia elongated; tegulum sub-spherical, with retrolateral groove; embolus short, pointed, curved upward on lateral position ( Fig. 8G–H ). Fig. 8. Roddenberryus mccoy gen. et sp. nov. , ♂, holotype (CARCIB 2246). A . Habitus, dorsal view. B . Habitus, ventral view. C . Cephalothorax, dorsal view. D . Left palp, posterior view. E . Left palp, ventral view. F . Cephalothorax, ventral view. G . Left palp, prolateral view. H . Left palp, retrolateral view. Scale bars: A‒B = 1 mm; C‒H = 0.2 mm. Female Unknown. Distribution Known only from the type locality in Baja California Sur , Mexico ( Fig. 15 ).