Pholcus ningan Yao & Li

Zhu, Keli, Yao, Zhiyuan, Bai, Xiujuan & Li, Shuqiang, 2018, Five new species of the spider genus Pholcus Walckenaer, 1805 (Araneae: Pholcidae) from China and Thailand, Zootaxa 4377 (2), pp. 235-253: 243-246

publication ID

https://doi.org/10.11646/zootaxa.4377.2.5

publication LSID

lsid:zoobank.org:pub:92AB898C-1B08-44C4-98B6-B0C31E8F9F7D

persistent identifier

http://treatment.plazi.org/id/FC23EE52-FFE6-9472-FF09-F96C5E079CA2

treatment provided by

Plazi

scientific name

Pholcus ningan Yao & Li
status

sp. nov.

Pholcus ningan Yao & Li  sp. nov.

FIGS 6–7View FIGURE6View FIGURE 7

Type material. Holotype: MAlE, JINGPO LAKE SCENIC SPOT (44°03.320'N, 128°56.611'E, ElEVATION 353 M), NINGAN COUNTY, MUDANJIANG, Heilongjiang, China, 12 JUlY 2016, ZGoogleMaps  . CHEN lEG. Paratypes: 2 MAlES AND 3 FEMAlES, SAME DATA AS HOlOTYPE  .

Etymology. THE SPECIFIC NAME REFERS TO THE TYPE lOCAlITY, AND IS A NOUN IN APPOSITION.

Diagnosis. THIS SPECIES RESEMBlES P. chiakensis  SEO, 2014 (SEE SEO 2014: 400, FIGS 1A –EView FIGURE 1, 2A –HView FIGURE 2) WITH SIMIlAR MAlE CHElICERAE ( FIG. 7DView FIGURE 7) AND FEMAlE GENITAlIA ( FIGS 7A –BView FIGURE 7) BUT CAN BE DISTINGUISHED BY THE ABSENCE OF RETROlATERAl BRANCHES ON THE MAlE PEDIPAlPAl TROCHANTER ( FIG. 6BView FIGURE6), BY THE ABSENCE OF POINTED APOPHYSES PROXIMAllY ON THE UNCUS ( FIG. 7CView FIGURE 7) AND BY THE PRESENCE OF A POINTED, SClEROTIZED PROlATERAl APOPHYSIS SUBDISTAllY ON THE PROCURSUS ( ARROW IN FIG. 6CView FIGURE6).

Description. Male (holotype): TOTAl lENGTH 5.77 (6.02 WITH ClYPEUS), CARAPACE 1.60 lONG, 2.05 WIDE, OPISTHOSOMA 4.04 lONG, 1.80 WIDE. LEG I: 44.60 (10.90 + 0.82 + 11.60 + 18.59 + 2.69), lEG II: 30.35 (8.28 + 0.71 + 7.88 + 11.86 + 1.62), lEG III: 21.39 (6.41 + 0.44 + 5.25 + 8.01 + 1.28), lEG IV: 29.17 (8.20 + 0.69 + 7.40 + 11.28 + 1.60); TIBIA I L/D: 56. DISTANCE PME-PME 0.27; DIAMETER PME 0.13; DISTANCE PME-ALE 0.08; DISTANCE AME- AME 0.05; DIAMETER AME 0.13. STERNUM WIDER THAN lONG (1.33/1.13). HABITUS AS IN FIGS 7E –FView FIGURE 7. CARAPACE YEllOWISH, WITH BROWN RADIATING MARKS AND BROWN BANDS MARGINAllY; OCUlAR AREA YEllOWISH, WITH BROWN MARKS MEDIAllY AND lATERAllY; ClYPEUS YEllOWISH, WITH BROWN MARKS MEDIAllY; STERNUM YEllOWISH, WITH BROWN MARKS. LEGS YEllOWISH, BUT DARK BROWN ON PATEllAE AND PROXIMAl PARTS OF METATARSI, AND WHITISH ON DISTAl PARTS OF FEMORA AND TIBIAE, FEMORA (SUBPROXIMAllY AND SUBDISTAllY) AND TIBIAE (SUBPROXIMAllY AND SUBDISTAllY) WITH DISTINCT DARKER RINGS. OPISTHOSOMA YEllOWISH, WITH SPOTS DORSAllY AND lATERAllY. OCUlAR AREA ElEVATED, WITHOUT EYE-STAlKS. THORACIC FURROW ABSENT. CHElICERAE AS IN FIG. 7DView FIGURE 7, WITH A PAIR OF PROXIMO-lATERAl APOPHYSES, A PAIR OF DISTAl APOPHYSES, AND A PAIR OF FRONTAl APOPHYSES. PEDIPAlPS AS IN FIGS 6A –BView FIGURE6; TROCHANTER WITH A VENTRAl APOPHYSIS; FEMUR WITH A DISTINCT VENTRAl PROTUBERANCE; TIBIA WITH A PROJECTION PROlATERAllY; PROCURSUS SIMPlE PROXIMAllY BUT COMPlEX DISTAllY, WITH A POINTED, SClEROTIZED PROlATERAl APOPHYSIS SUBDISTAllY ( ARROW IN FIG. 6CView FIGURE6) AND A DORSAl SPINE ( ARROW IN FIG. 6DView FIGURE6); UNCUS WITH A SCAlY EDGE; ‘PSEUDO-APPENDIX’ HOOKED ( ARROW IN FIG. 7CView FIGURE 7); EMBOlUS WEAKlY SClEROTIZED, WITH SOME TRANSPARENT PROJECTIONS DISTAllY. RETROlATERAl TRICHOBOTHRIUM OF TIBIA I AT 6% PROXIMAllY; lEGS WITH SHORT VERTICAl SETAE ON TIBIAE, METATARSI AND TARSI, WITHOUT SPINES AND CURVED SETAE; TARSUS I WITH 36 DISTINCT PSEUDOSEGMENTS.

Female: SIMIlAR TO MAlE, HABITUS AS IN FIGS 7G –HView FIGURE 7. TOTAl lENGTH 5.13 (5.38 WITH ClYPEUS), CARAPACE 1.47 lONG, 1.76 WIDE, OPISTHOSOMA 3.66 lONG, 1.90 WIDE; TIBIA I: 8.65; TIBIA I L/D: 52. DISTANCE PME-PME 0.21; DIAMETER PME 0.09; DISTANCE PME-ALE 0.08; DISTANCE AME-AME 0.05; DIAMETER AME 0.13. STERNUM WIDER THAN lONG (1.19/ 0.94). ClYPEUS BROWN. EPIGYNUM ( FIG. 7AView FIGURE 7) WITH A KNOB. VUlVA ( FIG. 7BView FIGURE 7) WITH A SClEROTIZED ANTERIOR ARCH AND TWO NEARlY EllIPTIC PORE PlATES.

Variation: TIBIA I IN ONE MAlE PARATYPE (lEG I MISSING IN ANOTHER MAlE PARATYPE): 10.26. TIBIA I IN ONE FEMAlE PARATYPE (lEG I MISSING IN ANOTHER FEMAlE PARATYPE): 8.40.

Distribution. CHINA (HEIlONGJIANG, TYPE lOCAlITY; FIG. 12View FIGURE12).

Natural history. THE SPECIES WAS FOUND ON THE ROCK WAllS.

BUT

Butler University

ARCH

Archbold Biological Station

PORE

Point Reyes National Seashore

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Pholcidae

Genus

Pholcus